SSP-G 70cc 2-stroke Big Bore Kit - 12mm Piston Pin glovebox rubber 5x10 tubes in there for

5x10 tubes in there for good measure

Available in 9g through 15g

Filter outer dimensions: 24

Direct-fit or sport drivetrain upgrade for 50cc–100cc two-stroke and four-stroke engines

SSP-G 70cc 2-stroke Big Bore Kit - 12mm Piston Pin glovebox rubber 5x10 tubes in there forSSP 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. Wrist Pin Length: 36. 8mm Wrist Pin Diameter: 12mm Piston Diameter: 47mm Displacement: 70cc Includes Wrist Pin Bearing