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Athena 300cc kit, 85mm Piston for 2019-2023 YZ250F and YZ250FX Models. Big Bore Kit Includes: High quality 85mm forged piston Wrist Pin and clips Specially designed, cast and plate cylinder to fit maximum size bore and maintain strength. Top End Gasket Kit Pair it with our GET ECU for proper tuning and get maximum gains No case machining needed, direct bolt on. Increase torque and power dramatically. Athena P/N P400485100073
Payment is held until the item is delivered and approved by a buyer. Receive your item as described or your money back.
Payment is held until the item is delivered and approved by a buyer. Receive your item as described or your money back.
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