JE Pistons 8-cylinder forged piston kit for LS engines. This asymmetric DM 4000STRKR set of eight fits a 4.030 in. bore with a 1.115 CD and 4.30 cc volume for targeted compression control. JE's proprietary Forged Side Relief forging trims skirt width and friction; accumulator groove and skirt coating options aid ring sealing and durability. Forged from 2618 aluminum and machined in the USA.
JE Pistons LS ASYM DM 4000STRKR Set of 8 Pistons