The JE single forged piston for 2007+ Mitsubishi EVO X (4B11, 86.25mm bore, 9.0:1 CR, +0.25mm oversize) is made from JE's 2618 aluminum and produced in the USA. Designed for demanding applications, JE's pistons feature the proprietary Forged Side Relief (FSR), optional skirt coatings, and manufacturing tolerances matched to the 4B11T application. Sold as a single piston for engine builders needing specific replacement components.
JE Pistons 07+ Mitsubishi EVO X 4B11 86.25 Bore 9.0:1 CR 0.25 Oversize (Single)