JE Pistons forged piston kit for Mitsubishi 4G63 engines compatible with 2001–2007 Evolution VII–IX applications and similar 2.3L builds. Produced in the USA, this four-cylinder kit specifies a 3.366" bore and 8.50:1 compression with an inverted dome/dish profile forged from 2618 aluminum. JE's FSR forging, accumulator groove and optional skirt coating improve efficiency and durability; kit includes wrist pins, locks and JE Pro Seal rings.
JE Pistons MITSU 4G63 2.3L KIT Set of 4 Pistons