JE Pistons forged piston kit for Chevrolet big block, 4.625-inch bore, 1.215in compression height with 40.0 cc dome, is a complete eight-cylinder set engineered for high-demand racing applications. JE designs and forges pistons in the USA using 2618 aluminum to deliver tensile strength required for performance engines. Features include the proprietary Forged Side Relief (FSR) profile to reduce friction and weight, optional accumulator grooves and skirt coatings where applicable to improve ring control and reduce wear.
JE Pistons Chevrolet Big Block 4.625in. Bore 1.215in. CH 40.00CC Dome Piston Kit - Set of 8