Application: Suitable for ATV QUAD GY6 150 157QMJ 1P57QMJ 4 Stroke Air Cooling Moped. Suitable for All Chinese GY6‑150cc / 157QMJ air cooled 4 stroke scooters / ATVs. Piston Kit. 57.4mm / 2.26in. Total Piston Height: Approx.
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