KB Piston Hypereutectic 4.310" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 26.0 cc Helmet Raceceiver Mount Adapter Fitting 4AN To 1/4"NPT

Adapter Fitting 4AN To 1/4"NPT Aluminum 45 Degree

Provides Outstanding Lighter Weight Performance

Q-Series carburetors are available in both mechanical and vacuum secondary models

With a patented orifice metering valve and lightweight check valve disc these High Energy hydraulic flat lifters for Buick 350-455 and Cadillac 472-500 ensure quick response and better performance

1990-1995 Pontiac Trans Sport

KB Piston Hypereutectic 4.310" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 26.0 cc Helmet Raceceiver Mount Adapter Fitting 4AN To 1/4"NPTProduct Description: Piston KB Series Hypereutectic 4. 310 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Plus 26. 00 cc Big Block Chevy Set of 8 Created from a high silicon aluminum alloy, KB Performance pistons are lightweight to improve throttle response and RPM changes while still being strong enough to withstand high compression and high temperatures. Each piston is engineered with race ready features like high upper compression ring locations, gas