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JE Pistons forged piston set for 5.4 4V Modular engines, configured to a 9.5:1 compression ratio and supplied as eight pistons. It includes a 3.552 in bore with -17.1 cc piston volume sized for that application. Forged from 2618 aluminum in the USA, the pistons use JE’s Forged Side Relief forging to minimize friction and weight. Accumulator grooves and skirt coatings where applicable improve ring sealing, reduce wear and help maintain consistent power.
JE Pistons 5.4 4V MODULAR 9.5:1 Set of 8 Pistons
