JE Pistons forged 8-cylinder piston kit for LS applications with a 4.155 in bore and 33.60 cc dome. JE builds pistons engineered, forged and machined 100% in the USA using race-proven processes to support durable, consistent performance in demanding builds. The proprietary FSR forging reduces skirt width and friction; accumulator groove and skirt coating may be used 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