- Supertech Dual Valve Springs - 70 lb Seat Pressure
Outer Spring - 21.90mm ID
Inner Spring - 20.50 OD - 15.50 ID
70lb seat pressure @ 35.50mm
15.00mm Max Net Lift
19.50mm Coil Bind
10 lbs/mm Rate
Will Fit Honda & Acura B16, B16A, B16A2, B16A3, B17A, B18C, B18C1, B18C5, B18C6 Engines.
Complete set of 16 Dual Valve Springs
This Package Includes: Supertech Performance Dual Valve Springs
and TRC Titanium retainers. X16 springs and X16 retainers