GSC Power-Division Single Conical Spring set w/Titanium Retainer/CroMo Seats for RB26DETT (gsc5075) 3515 Dyno-Proven Gains up to +8

Dyno-Proven Gains up to +8 HP & +14 Lbs

Fabspeed Supersport Valve Delete Pipes

Special Comments: SRW 1989 Chevrolet G30 Special Comments: SRW

Large Oil Level Sight Glass w/Calibration Plug

Installation Notes: The software can be installed using provided cables and software

GSC Power-Division Single Conical Spring set w/Titanium Retainer/CroMo Seats for RB26DETT (gsc5075) 3515 Dyno-Proven Gains up to +8The GSC Power Division Conical Valve Spring with Ti Retainer for RB26DETT includes 24 titanium retainers, 24 conical valve springs, and 24 chromoly valve spring seats. High RPM and High Boost levels are not a problem on these kits. True conical valve springs are not a new concept and are industry proven to provide several key advantages over traditional spring designs. A major advantage of conical springs vs. traditional cylindrical or beehive springs