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JE Pistons Cosworth N5B forged piston kit for 4‑cylinder applications (92mm bore, 8.00:1) is engineered and machined in the USA for racing and high‑demand use. JE's design incorporates the Forged Side Relief forging approach to reduce friction and weight, optional accumulator grooves and skirt coatings to improve ring seal and durability, and includes premium wrist pins, locks and JE Pro Seal rings.
JE Pistons COSWORTH N5B 92mm Bore 8:1 KIT Set of 4 Pistons
