Hoca 70cc 2-stroke Big Bore Kit - 10mm Piston Pin (169-57)

Hoca Big Bore Cylinder set for 50cc 2-stroke Minarelli engines found on many popular 2-stroke full size scooters and ATVs such as Malaguti, Yamati, United Motors X-Speed, Aprilla, CPI, Benelli, Vento, Eton, Adly and many more.

Please see our Warranty & Returns Policy.

• Wrist Pin Diameter: 10mm
• Wrist Pin Length: 36.8mm
• Displacement: 70cc
• Fits 1PE40QMB Minarelli based engines with 10mm wrist pin
• Piston Diameter: 47mm