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This JE Pistons set of eight is specified for GM LS1 inverted dome applications with a 3.905 inch bore and -21.8 cc displacement, providing a matched eight-cylinder piston kit. JE designs and forges these pistons in the USA with proprietary Forged Side Relief (FSR) geometry and application-specific features such as accumulator grooves and optional skirt coatings to minimize friction and support durable, high-demand performance use.
JE Pistons GM LS1 INV DM 6.098 Rod - Set of 8
