JE Pistons forged eight-piece piston set for 5.4L 3‑valve modular engines at 8.5:1 compression. With a 3.701 in. bore, 1.320 CD and -37.3 cc, these pistons apply JE’s Forged Side Relief forging to reduce skirt width and friction. Depending on application they may include an accumulator groove and skirt coating. Forged from 2618 aluminum and machined in the USA, they’re designed for the intended engine use.
JE Pistons 5.4 3V MODULAR 8.5:1 Set of 8 Pistons