JE forged piston set for 4.6 4V Modular engines. Specified for a 9.5:1 compression ratio, this set of eight features a 3.572 in bore with 1.220 CD and -7.3 cc. JE’s proprietary Forged Side Relief reduces friction and weight, while optional accumulator grooves help reduce ring flutter and skirt coatings reduce friction and noise when included. Forged from 2618 aluminum and machined in the USA for durable, application-specific performance.
JE Pistons 4.6 4V MODULAR 9.5:1 Set of 8 Pistons