Supertech Dual Valve Spring Kit (232 lbs) - RB26DETT
Supertech Dual Valve Spring Kit (232 lbs) - RB26DETT Supertech valve springs are computer designed to ensure smooth harmonics under high RPM and load. The stress levels are kept under control and fatigue is reduced for long durability under extreme conditions. These springs are made of premium Superclean Chrome Silicon Vanadium steel alloy, which is a tough alloy that was designed for higher performance and durability at high RPM's and memory retention. Specs: Outer Spring O.D.: 28.10mm Outer Spring I.D.: 20.00mm Inner Spring O.D.: 20.00mm Inner Spring I.D.: 15.20mm Seat: In: 92 @ 40.7 Ex: 82 @ 40.7 (lbs@mm) Open (lift): In: 232 @ 11 Ex: 222 @ 11 (lbs@mm) Max net lift: 15.30mm Coil bind: 24.70mm Rate: 12.50 lbs/mm Retainer P/N: RET-NRB60/TS (24) + factory seat Note: This is for a complete set of dual intake and exhaust valve springs. Retainers and spring seats are included if they are part of the kit.