JE Pistons forged piston kit for Acura K20/K24 applications provides a four‑piston set machined for an 87.5mm bore with dome combustion volumes per the description. JE applies proprietary FSR forging, 2618 aluminum forgings, included wrist pins, locks and JE Pro Seal rings, and machines each piston in the USA. The kit is tailored for K‑series engines where specific bore and dome specs match the build.
JE Pistons Acura K20/K24 87.5mm Bore 11.9cc Dome KIT Set of 4 Pistons