JE Pistons forged 8-cylinder piston kit for LS applications with a 4.135 in bore and -22.20 cc dish. JE leverages decades of racing experience to produce pistons engineered, forged and machined 100% in the USA for reliable power and durability in demanding engines. The 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