KB Hypereutectic Piston 4.155" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 7.0 cc 2110017 simply clean both washable filters

simply clean both washable filters with water

Steel cup bolts to internal thread jack bolt and keeps 5" or 5-1/2" spring centered to the jack bolt

EASY TO INSTALL -- Clamp-on installation for an easy upgrade

as well as the now popular

These black anodized installation hubs are CNC machined from 6061 billet aluminum

KB Hypereutectic Piston 4.155" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 7.0 cc 2110017 simply clean both washable filtersProduct Description: Piston KB Series Hypereutectic 4. 155 in Bore 1 16 x 1 16 x 3 16 in Ring Grooves Minus 7. 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 locations, gas