SSP-G 70cc 2-stroke Big Bore Kit - 12mm Piston Pin (169-153)

SSP-G 47mm Big Bore Head Kit for 50cc 2-stroke 40QMB, E40QMB, 1E40QMB and 1PE40QMB Minarelli engines.

These engines are commonly found on many popular 2-stroke full-size scooters and ATVs such as Yamaha, Malaguti, Yamati, United Motors X-Speed, Aprilla, CPI, Benelli, Vento, Eton, Adly, Geely and many more. Includes cylinder head.

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• Wrist Pin Length: 36.8mm
• Wrist Pin Diameter: 12mm
• Piston Diameter: 47mm
• Displacement: 70cc
• Includes Wrist Pin Bearing