KB Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 2.0 cc R03P003XXXL Pro Ratchet

Pro Ratchet

2019-2021 Ram 3500 Tradesman Fleetside

ranging from grassroots racers to professional racecar teams

1966-1974 Oldsmobile 98

10 Layers thick for long races

KB Hypereutectic Piston 4.030" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 2.0 cc R03P003XXXL Pro RatchetProduct Description: Piston KB Series Hypereutectic 4. 030 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 2. 00 cc Ford Cleveland Modified 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