JE Pistons forged piston kit for Nissan QR25DE, 89.5mm bore and 9.0:1 compression, supplied as a set of four. Forged in the USA from 2618 aluminum and machined to application specs, these pistons use JE’s Forged Side Relief forging to minimize friction. Accumulator grooves and skirt coating (as applicable) improve ring seal and reduce wear. Includes wrist pins, locks and JE Pro Seal rings for durable, race-capable service.
JE Pistons NIS QR25 9:1 89.5KIT Set of 4 Pistons