{"title":"Volkswagen Valves","description":"\u003cp\u003e\u003c\/p\u003e","products":[{"product_id":"supertech-aevi-1103-supertech-performance-valves-audi-vw-1-8t-5v-exhaust-valve-29-90x5-94x103-90mm","title":"Supertech AEVI-1103 - Supertech Performance Valves - Audi\/VW 1.8T 5V Exhaust Valve 29.90x5.94x103.90mm","description":"\u003cp\u003e\u003cstrong\u003eSupertech AEVI-1103 - Supertech Performance Valves - Audi\/VW 1.8T 5V Exhaust Valve 29.90x5.94x103.90mm\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089415995546,"sku":"ST-AEVI-1103","price":37.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/bmevi_2_6.jpg?v=1594266828"},{"product_id":"supertech-aevi-1103s-supertech-performance-valves-audi-vw-1-8t-5v-single-groove-exhaust-valve-29-90x","title":"Supertech AEVI-1103S - Supertech Performance Valves - Audi\/VW 1.8T 5V Single Groove Exhaust Valve 29.90x","description":"\u003cp\u003e\u003cstrong\u003eSupertech AEVI-1103S - Supertech Performance Valves - Audi\/VW 1.8T 5V Single Groove Exhaust Valve 29.90x\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089417863322,"sku":"ST-AEVI-1103S","price":37.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/bmevi_2_5.jpg?v=1594266830"},{"product_id":"supertech-aevi-1106s-supertech-performance-valves-audi-vw-1-8t-5v-single-groove-exhaust-valve-29-90x","title":"Supertech AEVI-1106S - Supertech Performance Valves - Audi\/VW 1.8T 5V Single Groove Exhaust Valve 29.90x","description":"\u003cp\u003e\u003cstrong\u003eSupertech AEVI-1106S - Supertech Performance Valves - Audi\/VW 1.8T 5V Single Groove Exhaust Valve 29.90x\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089418584218,"sku":"ST-AEVI-1106S","price":37.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/bmevi_2_4.jpg?v=1594266832"},{"product_id":"supertech-performance-aevn-1103-audi-vw-1-8t-5v-exhaust-valve-29-90x5-94x103-90mm-ss-blk-nitrided-stk-size","title":"Supertech Performance AEVN-1103 Audi\/VW 1.8T 5V Exhaust Valve 29.90x5.94x103.90mm \/ SS\/ Blk. Nitrided\/stk size.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance AEVN-1103 Audi\/VW 1.8T 5V Exhaust Valve 29.90x5.94x103.90mm \/ SS\/ Blk. Nitrided\/stk size.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089421205658,"sku":"ST-AEVN-1103","price":24.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_41.jpg?v=1594266843"},{"product_id":"supertech-performance-aivn-1103-audi-vw-1-8t-5v-intake-valve-26-90x5-96x105-10mm-ss-blk-nitrided","title":"Supertech Performance AIVN-1103 Audi\/VW 1.8T 5V Intake Valve 26.90x5.96x105.10mm \/ SS\/ Blk. Nitrided.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance AIVN-1103 Audi\/VW 1.8T 5V Intake Valve 26.90x5.96x105.10mm \/ SS\/ Blk. Nitrided.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089423007898,"sku":"ST-AIVN-1103","price":24.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_42.jpg?v=1594266844"},{"product_id":"supertech-performance-aivn-1106s-audi-vw-1-8t-5v-single-groove-intake-valve-26-90x5-96x105-10mm-ss-blk-nitrided","title":"Supertech Performance AIVN-1106S Audi\/VW 1.8T 5V Single Groove  Intake Valve 26.90x5.96x105.10mm \/ SS\/ Blk. Nitrided.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance AIVN-1106S Audi\/VW 1.8T 5V Single Groove  Intake Valve 26.90x5.96x105.10mm \/ SS\/ Blk. Nitrided.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089424416922,"sku":"ST-AIVN-1106S","price":24.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_43.jpg?v=1594266846"},{"product_id":"supertech-performance-vwevi-1002s-audi-vw-2-0t-fsi-16v-single-groove-exhaust-valve-28-std-x-5-96-x-101-8mm-inconel","title":"Supertech Performance VWEVI-1002S Audi\/VW 2.0T FSI\/16v Single groove Exhaust valve 28(std) x 5.96 x 101.8mm \/ Inconel","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVI-1002S Audi\/VW 2.0T FSI\/16v Single groove Exhaust valve 28(std) x 5.96 x 101.8mm \/ Inconel\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089425039514,"sku":"ST-VWEVI-1002S","price":37.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_44.jpg?v=1594266854"},{"product_id":"supertech-performance-vwevi-1034f-vw-2-0-lts-16v-std-kr-9a-exhaust-valve-28mmx7x98-20mm-inconel-undercut-flat","title":"Supertech Performance VWEVI-1034F VW 2.0 lts\/16V (std KR\/ 9A) Exhaust valve 28mmx7x98.20mm\/INCONEL\/Undercut \/ Flat","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVI-1034F VW 2.0 lts\/16V (std KR\/ 9A) Exhaust valve 28mmx7x98.20mm\/INCONEL\/Undercut \/ Flat\u003c\/strong\u003e\u003c\/p\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089425858714,"sku":"ST-VWEVI-1034F","price":37.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_45.jpg?v=1594266860"},{"product_id":"supertech-performance-vwevi-1035-vw-2-0-lts-16v-exhaust-valve-28-50x7x98-20mm-inconel-undercut-dish-0-5mm-oversize","title":"Supertech Performance VWEVI-1035 VW 2.0 lts\/16V Exhaust valve 28.50x7x98.20mm\/INCONEL\/Undercut\/dish\/ 0.5mm oversize","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVI-1035 VW 2.0 lts\/16V Exhaust valve 28.50x7x98.20mm\/INCONEL\/Undercut\/dish\/ 0.5mm oversize\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089426677914,"sku":"ST-VWEVI-1035","price":33.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_46.jpg?v=1594266858"},{"product_id":"supertech-performance-vwevi-1037-vw-2-0-lts-16v-exhaust-valve-29-50mm-1-5-x7x98-20mm-inconel-undercut","title":"Supertech Performance VWEVI-1037 VW 2.0 lts\/16V Exhaust valve 29.50mm (+1.5)x7x98.20mm\/INCONEL\/Undercut","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVI-1037 VW 2.0 lts\/16V Exhaust valve 29.50mm (+1.5)x7x98.20mm\/INCONEL\/Undercut\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eVW 2.0L\/16V Exhaust Valve 29.50mm (+1.5)x7x98.20mm \/INCONEL\/Undercut\u003c\/span\u003e\u003c\/p\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089428447386,"sku":"ST-VWEVI-1037","price":37.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_47.jpg?v=1594266860"},{"product_id":"supertech-performance-vwevi-1044ss-vw-vr6-r32-lts-24v-exhaust-valve-30-15-std-x5-96x102-20mm-inconel-undercut-dish-std-size-single-groove","title":"Supertech Performance VWEVI-1044SS VW VR6 R32 lts\/ 24v Exhaust valve 30.15(std) x5.96x102.20mm\/INCONEL\/Undercut\/dish\/ std size\/ Single Groove","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVI-1044SS VW VR6 R32 lts\/ 24v Exhaust valve 30.15(std) x5.96x102.20mm\/INCONEL\/Undercut\/dish\/ std size\/ Single Groove\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089428807834,"sku":"ST-VWEVI-1044SS","price":40.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_48.jpg?v=1594266865"},{"product_id":"supertech-performance-vwevi-1044sl-vw-vr6-r32-lts-24v-exhaust-valve-30-15-std-x5-96x136-10mm-inconel-undercut-dish-std-size-single-groove","title":"Supertech Performance VWEVI-1044SL VW VR6 R32 lts\/ 24v Exhaust valve 30.15(std) x5.96x136.10mm\/INCONEL\/Undercut\/dish\/ std size\/ Single Groove","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVI-1044SL VW VR6 R32 lts\/ 24v Exhaust valve 30.15(std) x5.96x136.10mm\/INCONEL\/Undercut\/dish\/ std size\/ Single Groove\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089431494810,"sku":"ST-VWEVI-1044SL","price":40.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_49.jpg?v=1594266872"},{"product_id":"supertech-performance-vwevn-1014-vw-2-0-lts-exhaust-valve-33x7x91-15mm-ss-blk-nitrided-undercut-dish-stk-diam","title":"Supertech Performance VWEVN-1014 VW 2.0 lts. Exhaust valve 33x7x91.15mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ stk.diam.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1014 VW 2.0 lts. Exhaust valve 33x7x91.15mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ stk.diam.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089433264282,"sku":"ST-VWEVN-1014","price":24.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_52.jpg?v=1594266889"},{"product_id":"supertech-performance-vwevn-1017-vw-2-0-lts-exhaust-valve-34x7x90-95mm-ss-blk-nitrided-undercut-dish-1mm-diam","title":"Supertech Performance VWEVN-1017 VW 2.0 lts. Exhaust valve 34x7x90.95mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ 1mm++ diam.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1017 VW 2.0 lts. Exhaust valve 34x7x90.95mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ 1mm++ diam.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089434214554,"sku":"ST-VWEVN-1017","price":24.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_53.jpg?v=1594266891"},{"product_id":"supertech-performance-vwevn-1019-vw-2-0-lts-exhaust-valve-35x7x90-95mm-ss-blk-nitritded-undercut-dish-2mm","title":"Supertech Performance VWEVN-1019  VW 2.0 lts. Exhaust valve 35x7x90.95mm \/SS\/ blk.nitritded\/ Undercut \/Dish \/2mm ++","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1019 VW 2.0 lts. Exhaust valve 35x7x90.95mm \/SS\/ blk.nitritded\/ Undercut \/Dish \/2mm ++\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089434902682,"sku":"ST-VWEVN-1019","price":28.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_54.jpg?v=1594266896"},{"product_id":"supertech-performance-vwevn-1024-vw-2-0-lts-exhaust-valve-33-2x7x98-40mm-ss-blk-nitrided-undercut-dish-stk-diam","title":"Supertech Performance VWEVN-1024 VW 2.0 lts. Exhaust valve 33.2x7x98.40mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ stk.diam.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1024 VW 2.0 lts. Exhaust valve 33.2x7x98.40mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ stk.diam.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089435361434,"sku":"ST-VWEVN-1024","price":24.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_55.jpg?v=1594266898"},{"product_id":"supertech-performance-vwevn-1027-vw-2-0-lts-exhaust-valve-34x7x98-40mm-ss-blk-nitrided-undercut-dish-1mm-diam","title":"Supertech Performance VWEVN-1027 VW 2.0 lts. Exhaust valve 34x7x98.40mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ 1mm++ diam.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1027 VW 2.0 lts. Exhaust valve 34x7x98.40mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ 1mm++ diam.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089435656346,"sku":"ST-VWEVN-1027","price":24.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_56.jpg?v=1594266900"},{"product_id":"supertech-performance-vwevn-1029-vw-2-0-lts-exhaust-valve-35x7x98-40mm-ss-blk-nitritded-undercut-dish-2mm","title":"Supertech Performance VWEVN-1029 VW 2.0 lts. Exhaust valve 35x7x98.40mm \/SS\/ blk.nitritded\/ Undercut \/Dish \/2mm ++","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1029 VW 2.0 lts. Exhaust valve 35x7x98.40mm \/SS\/ blk.nitritded\/ Undercut \/Dish \/2mm ++\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089437425818,"sku":"ST-VWEVN-1029","price":24.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_57.jpg?v=1594266903"},{"product_id":"supertech-performance-vwevn-1035-vw-2-0-lts-16v-exhaust-valve-29-00x6-94x98-20mm-ss-blk-nitrided-undercut-dish-std-size","title":"Supertech Performance VWEVN-1035 VW 2.0 lts\/16V Exhaust valve 29.00x6.94x98.20mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ std. size","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1035 VW 2.0 lts\/16V Exhaust valve 29.00x6.94x98.20mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ std. size\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089438179482,"sku":"ST-VWEVN-1035","price":24.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_58.jpg?v=1594266908"},{"product_id":"supertech-performance-vwevn-1034-vw-2-0-lts-16v-exhaust-valve-28-00x6-94x98-20mm-ss-blk-nitrided-undercut-dish-std-size","title":"Supertech Performance VWEVN-1034 VW 2.0 lts\/16V Exhaust valve 28.00x6.94x98.20mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ std. size","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWEVN-1034 VW 2.0 lts\/16V Exhaust valve 28.00x6.94x98.20mm\/SS\/Blk.Nitrided\/Undercut\/dish\/ std. size\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089438671002,"sku":"ST-VWEVN-1034","price":24.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_59.jpg?v=1594266912"},{"product_id":"supertech-performance-vwivn-1002s-audi-vw-2-0t-fsi-16v-single-groove-intake-valve-33-85-std-x-5-98-x-103-9mm-ss-black-nitride","title":"Supertech Performance VWIVN-1002S Audi\/VW 2.0T FSI\/16v Single groove Intake valve 33.85(std) x 5.98 x 103.9mm \/ SS\/Black Nitride","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1002S Audi\/VW 2.0T FSI\/16v Single groove Intake valve 33.85(std) x 5.98 x 103.9mm \/ SS\/Black Nitride\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089439555738,"sku":"ST-VWIVN-1002S","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_60.jpg?v=1594266914"},{"product_id":"supertech-performance-vwivn-1007-vw-vr6-2-8lts-intake-valve-39x6-97x105-95mm-ss-blk-nitrided-undercut-backcut-stk-size","title":"Supertech Performance VWIVN-1007 VW VR6 \/ 2.8lts Intake valve 39x6.97x105.95mm\/SS\/Blk.Nitrided\/ Undercut \u0026 backcut \/ Stk. size.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1007 VW VR6 \/ 2.8lts Intake valve 39x6.97x105.95mm\/SS\/Blk.Nitrided\/ Undercut \u0026amp; backcut \/ Stk. size.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089439785114,"sku":"ST-VWIVN-1007","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_61.jpg?v=1594266916"},{"product_id":"supertech-performance-vwivn-1010-vw-vr6-2-8lts-intake-valve-41x6-97x105-95mm-ss-blk-nitrided-undercut-backcut-2mm","title":"Supertech Performance VWIVN-1010 VW VR6 \/ 2.8lts Intake valve 41x6.97x105.95mm\/SS\/Blk.Nitrided\/Undercut \u0026 backcut\/ ++2mm","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1010 VW VR6 \/ 2.8lts Intake valve 41x6.97x105.95mm\/SS\/Blk.Nitrided\/Undercut \u0026amp; backcut\/ ++2mm\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089442242714,"sku":"ST-VWIVN-1010","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_62.jpg?v=1594266920"},{"product_id":"supertech-performance-vwivn-1011-vw-vr6-2-8lts-intake-valve-42x6-97x105-95mm-ss-black-nitride-undercut-backcut-3mm-triple-groove","title":"Supertech Performance VWIVN-1011 VW VR6 \/ 2.8lts Intake valve 42x6.97x105.95mm\/SS\/Black Nitride\/Undercut \u0026 backcut\/ ++3mm.\/ Triple groove","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1011 VW VR6 \/ 2.8lts Intake valve 42x6.97x105.95mm\/SS\/Black Nitride\/Undercut \u0026amp; backcut\/ ++3mm.\/ Triple groove\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089444470938,"sku":"ST-VWIVN-1011","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_63.jpg?v=1594266922"},{"product_id":"supertech-performance-vwivn-1014-vw-2-0-lts-intake-valve-40x7x91-8mm-ss-blk-nitrided-undercut-backcut-dish-stk-diam","title":"Supertech Performance VWIVN-1014 VW 2.0 lts. Intake valve 40x7x91.8mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ stk.diam.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1014 VW 2.0 lts. Intake valve 40x7x91.8mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ stk.diam.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089444765850,"sku":"ST-VWIVN-1014","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_64.jpg?v=1594266928"},{"product_id":"supertech-performance-vwivn-1017-vw-2-0-lts-intake-valve-41x7x91-6mm-ss-blk-nitrided-undercut-backcut-dish-1mm-diam","title":"Supertech Performance VWIVN-1017 VW 2.0 lts. Intake valve 41x7x91.6mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1017 VW 2.0 lts. Intake valve 41x7x91.6mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089445650586,"sku":"ST-VWIVN-1017","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_65.jpg?v=1594266930"},{"product_id":"supertech-performance-vwivn-1019-vw-2-0-lts-intake-valve-42x7x91-6mm-ss-blk-nitrided-undercut-backcut-dish-1mm-diam","title":"Supertech Performance VWIVN-1019 VW 2.0 lts. Intake valve 42x7x91.6mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1019 VW 2.0 lts. Intake valve 42x7x91.6mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089446273178,"sku":"ST-VWIVN-1019","price":28.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_66.jpg?v=1594266944"},{"product_id":"supertech-performance-vwivn-1024-vw-2-0-lts-intake-valve-40x7x98-6mm-ss-blk-nitrided-undercut-backcut-dish-stk-diam","title":"Supertech Performance VWIVN-1024 VW 2.0 lts. Intake valve 40x7x98.6mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ stk.diam.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1024 VW 2.0 lts. Intake valve 40x7x98.6mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ stk.diam.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089446633626,"sku":"ST-VWIVN-1024","price":28.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_67.jpg?v=1594266946"},{"product_id":"supertech-performance-vwivn-1027-vw-2-0-lts-intake-valve-41x7x98-60mm-ss-blk-nitrided-undercut-backcut-dish-1mm-diam","title":"Supertech Performance VWIVN-1027 VW 2.0 lts. Intake valve 41x7x98.60mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1027 VW 2.0 lts. Intake valve 41x7x98.60mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089447813274,"sku":"ST-VWIVN-1027","price":25.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_68.jpg?v=1594266952"},{"product_id":"supertech-performance-vwivn-1029-vw-2-0-lts-intake-valve-42x7x98-60mm-ss-blk-nitrided-undercut-backcut-dish-1mm-diam","title":"Supertech Performance VWIVN-1029 VW 2.0 lts. Intake valve 42x7x98.60mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1029 VW 2.0 lts. Intake valve 42x7x98.60mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 1mm++ diam\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089448304794,"sku":"ST-VWIVN-1029","price":25.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_69.jpg?v=1594266952"},{"product_id":"supertech-performance-vwivn-1034-vw-2-0-lts-16v-intake-valve-32-00x6-95x95-50mm-ss-blk-nitrided-undercut-backcut-dish-std-size","title":"Supertech Performance VWIVN-1034 VW 2.0 lts\/ 16V  Intake valve 32.00x6.95x95.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ std. size","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1034 VW 2.0 lts\/ 16V Intake valve 32.00x6.95x95.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ std. size\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089448566938,"sku":"ST-VWIVN-1034","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_1_70.jpg?v=1594266954"},{"product_id":"supertech-performance-vwivn-1035-vw-2-0-lts-16v-intake-valve-32-50x6-95x95-50mm-ss-blk-nitrided-undercut-backcut-dish-0-5mm","title":"Supertech Performance VWIVN-1035 VW 2.0 lts\/ 16V  Intake valve 32.50x6.95x95.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 0.5mm ++","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1035 VW 2.0 lts\/ 16V Intake valve 32.50x6.95x95.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/ 0.5mm ++\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089449549978,"sku":"ST-VWIVN-1035","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_2_1.jpg?v=1594266956"},{"product_id":"supertech-performance-vwivn-1038-vw-2-0-lts-16v-intake-valve-34-00-2-x6-95x95-50mm-ss-blk-nitrided-undercut-backcut-dish","title":"Supertech Performance VWIVN-1038 VW 2.0 lts\/ 16V  Intake valve 34.00(+2)x6.95x95.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish.","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1038 VW 2.0 lts\/ 16V Intake valve 34.00(+2)x6.95x95.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089449877658,"sku":"ST-VWIVN-1038","price":25.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_2_2.jpg?v=1594266964"},{"product_id":"supertech-performance-vwivn-1044sl-vw-vr6-r32-lts-24v-intake-valve-33-15-std-x5-97x102-50mm-ss-blk-nitrided-undercut-backcut-dish-std-single-groove","title":"Supertech Performance VWIVN-1044SL VW VR6 R32 lts\/ 24v  Intake valve 33.15(std) x5.97x102.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/std\/ Single groove","description":"\u003cp\u003e\u003cstrong\u003eSupertech Performance VWIVN-1044SL VW VR6 R32 lts\/ 24v Intake valve 33.15(std) x5.97x102.50mm\/SS\/Blk.Nitrided\/Undercut\/backcut\/dish\/std\/ Single groove\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSupertech valves are the best on the market, made from one piece of forged stainless steel for the ultimate in strength and durability. Supertech valves go through a special heat treatment process that obtains the right amount of harness for each engine to ensure the ultimate valve for your performance motor. Supertech offers their valves in either chrome coating, used in high performance valves, or hardened black nitrided which is most popular in European and Japanese motors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSupertech High Performance Race Engine Valves features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe microhardness is higher than the stainless steel base material, keeping good ductility beneath the hard nitrided layer (microhardness is 800HV minimum)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eSurface finish is smoother than with chromed stems, having less friction between stem and guide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eValve seat surface is harder with the nitrided layer, lasting longer with lead free fuels, alcohols, nitro or other \"explosive\" mixes. Matches any kind of seats (nodular iron seats, steel powder metal seats, hard aluminum-copper seats or beryllium copper seats).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eHigher rpm's engines take full advantage of all previous features. The higher the engine speed the bigger the power loss due to internal engine friction! The black nitride layer reduces this power loss due to less valve-guide friction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe nitrided layer is adhered to the base material at a microscopic level, so does not\"flake\" or brake when the valves bend due to impacts with the pistons.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe Black Nitride applies to the whole valve while the chrome coating is only applied to the stem.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":35089450860698,"sku":"ST-VWIVN-1044SL","price":25.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/products\/intake_2_2_3.jpg?v=1594266966"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0401\/5308\/8154\/collections\/82739d3b6fb02eaee8f58291efe2e2da.jpg?v=1594260342","url":"https:\/\/www.speedfactoryracing.net\/collections\/volkswagen.oembed?page=2","provider":"SpeedFactoryRacing","version":"1.0","type":"link"}