JE forged piston set for 2018+ Ford Coyote Gen‑3 applications includes eight 3.661 in. bore pistons with 7.0cc domes and a 12.0:1 compression ratio. JE's proprietary Forged Side Relief forging minimizes skirt width and friction, accumulator grooves (where used) help control ring flutter, and select kits include skirt coatings; all pistons are forged from 2618 aluminum and made in the USA.
JE Pistons 18+ Ford Coyote Gen 3 3.661in Bore 12.0:1 CR 7.0cc Dome Pistons - Set of 8