GSC Power-Division Single Conical Spring set w/Titanium Retainer/CroMo Seats for RB26DETT (gsc5075) 3515 Seat bracket kits are available

Seat bracket kits are available individually

With KW factory pre-set dampening

Special Comments: SRW 1989 Chevrolet G30 Special Comments: SRW

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

Fabspeed Supersport Valve Delete Pipes

GSC Power-Division Single Conical Spring set w/Titanium Retainer/CroMo Seats for RB26DETT (gsc5075) 3515 Seat bracket kits are availableThe 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