KB Hypereutectic Piston 4.190" Bore 5/64 x 1/16 x 3/16" Ring Grooves - Minus 6.0 cc RG40003S 25" throttle bores

25" throttle bores

Indicator Housing

Will not work with aftermarket serpentine pulley systems and will require the use of a long-style water pump kit includes the supercharger assembly with Eaton internals

This tool works with the factory seal and timing cover (install seal with the timing cover installed on the engine)

KB Hypereutectic Piston 4.190" Bore 5/64 x 1/16 x 3/16" Ring Grooves - Minus 6.0 cc RG40003S 25" throttle boresProduct Description: Piston KB Series Hypereutectic 4. 190 in Bore 5 64 x 1 16 x 3 16 in Ring Grooves Minus 6. 00 cc Pontiac V8 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