KB Claimer Series Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc RU0020033XL x 10" Tall XT Barrel

x 10" Tall XT Barrel

LARGE CASE

drag racing

000 of a second release time

This 1" Phenolic adapter allows the Holley R4412 2BBL carb to be mounted on the Q-Jet manifold 4BBL manifold

KB Claimer Series Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 5.0 cc RU0020033XL x 10" Tall XT BarrelProduct Description: Piston Claimer Series Hypereutectic 4. 030 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 5. 00 cc Small 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