JE Pistons forged 8-cylinder piston kit for LS applications with a 4.070 in bore and 29.50 cc dome. JE uses race-derived forging and machining, producing pistons engineered, forged and machined 100% in the USA for dependable power and durability. The proprietary FSR forging minimizes skirt width to cut friction; accumulator groove and skirt coating are applied depending on application to improve ring seal and reduce wear. Forged from 2618 aluminum and tailored per engine.
JE Pistons LS ASYM DISH/INV DM Set of 8 Pistons