Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-H1002D/240 Dual Valve Spring 73@ 34.8mm SPR-H1002D + RET-H70/T1 + SEAT-H/N240Supertech valve springs are computer designed to ensure smooth harmonics under high...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-H1000D/240 Dual Valve Spring 96@ 34.85mm SPR-H1000D + RET-H70/T1 + SEAT-H/N240Supertech valve springs are computer designed to ensure smooth harmonics under high...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-TS1015/NE Dual Valve Spring 84lbs @ 34.6 SPR-TS1015/NE + RET-M60/T1+ SEAT-EC1015Specifications: Outer Spring -- 27.50mm OD -- 20.00mm ID Inner Spring --...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-M1007BE-2 Behive Valve Spring 98lbs @37.2mm SPR-M1007BE-1 + RET-M65-TBE + SEAT-M65BE-2Specifications: Outer Spring -- 28.00mm OD -- 18.80mm ID Inner Spring --...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-M1007BE-1 Behive Valve Spring 80lbs @38.10mm SPR-M1007BE-1 + RET-M65-TBE + SEAT-M65BE-1Specifications: Outer Spring -- 28.00mm OD -- 18.80mm ID Inner Spring --...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-MM18D 1.8lts Dual Spring kit / 74lbs@34.2mm 16) SPR-TS1015/MI + (16)RET-TS60/MA2 + (16)SEAT-TS/MA18ISupertech valve springs are computer designed to ensure smooth harmonics...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-1012-M18D 1.8lts Dual Spring kit / 63lbs@34.2mm 16) SPR-TS1012/MI + (16)RET-TS60/MA2 + (16)SEAT-TS/MA18ISupertech valve springs are computer designed to ensure smooth harmonics...
Best selling productsCylinder Head PartsEngineExcept Excluded Sale BrandsFlash Sale ExclusionsNew productsSpring and Retainer KitsSupertechValve Springs
Supertech Performance SPRK-MM18S 1.8lts Single Spring kit / 56lbs@34.20mm(16) SPR-TS1015/Si + (16)RET-TS60/MA2 + (16)SEAT-TS/MA18ISupertech valve springs are computer designed to ensure smooth harmonics under...
The cookie settings on our website are set to 'allow all cookies' to give you the very best experience. Please click Accept Cookies to continue to use the site!