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 of our 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.
These springs are designed for drag racing only and have a max life of 2 hours.
Optional Supertech valve seat SEAT-H1002D is sold separately.
- TYPE: Dual Spring
- PRESS.SEAT: 100 @33.5
- MAX LIFT: 13mm
- COIL BIND: 20.mm
- RATE: 12.20mm
- TITANIUM RETAINER: RET-K20A2/T2
- SPRING : SPR-H200DR