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JE Pistons forged piston kit for GM LS3 features eight STD pistons with a 4.065 in bore and 7.5cc asymmetrical FSR dome combustion volume. Forged from 2618 aluminum in the USA, these pistons use JE's proprietary FSR forging to reduce skirt width and friction, may include accumulator grooves and skirt coatings where applicable, and are manufactured and machined for specific engine applications.
JE Pistons GM LS3 4.065in Bore Size STD 7.5cc Asymmetrical FSR Dome Pistons - Set of 8
