JE Pistons forged piston set for 5.4 4V Modular engines, matched to an 8.5:1 compression ratio and supplied as eight pistons. The kit features a 3.552 in bore and -27.7 cc piston volume sized for that engine. Forged in the USA from 2618 aluminum, JE’s Forged Side Relief forging minimizes friction and weight. Accumulator grooves and optional skirt coatings help improve ring seal, reduce wear and control operating noise across demanding driving conditions.
JE Pistons 5.4 4V MODULAR 8.5:1 Set of 8 Pistons