Supertech Dual Valve Springs, Titanium Retainers and Seats for LS B18a B18b B20b B20z
Supertech Dual Valve Springs, Titanium Retainers and Seats for LS B18a B18b B20b B20z
Specifications:
- Outer Spring -- 27.50mm OD -- 20.00mm ID
- Inner Spring -- 20.00 OD -- 15.50mm ID
- 77 lbs seat pressure -- 77 lbs @ 34.50mm
- 13.80mm Max Net Lift
- 20.70mm Coil Bind
- 12.10 lbs/mm Rate
Complete set of 16 Dual Valve Spring, Titanium Retainer, and Spring Seat Packages.