SUPERTECH K20/F20C DUAL VALVE-SPRING SET
SuperTech Dual Valve-springs, Supertech dual bases, Ti retainers and collets
Supertech dual valve springs are designed and manufactured to reduce valvetrain harmonics, increase durability, and provide an increase in performance for your high performance racing engine. All their dual valve springs are manufactured using superclean chrome silicon vanadium alloy and then heat treated, stress relieved and shoot peened to help improve the fatigue life of the spring. Springs we use are rated to 95lbs.
Springs come complete with matching Supertech bases, retainers and 7' collets