Athena 47.6mm A/C Minarelli Performance Cylinder Kit
When you use this Athena 47.6mm Big Bore Kit you will increase your total displacement to 70cc!
Fits Yamaha Zuma 2 Stroke from years 2002-2011 and Jog CY50 from 1992-2001.
Please see our Warranty & Returns Policy.
*You may need to modify your engine case to accommodate the larger cylinder.
- Upgrades to 70cc
- Aluminum Construction with Nickel Carbide Plated Bore
- Cylinder Bore: 47.6mm
- Cylinder Sleeve Outer Diameter: 50.5mm
- Wrist Pin Diameter: 10mm
- Total Piston Height: 47.5mm
- Compression Height (from center of wrist pin hole to top edge of piston): 26mm
- Includes Carbon Fiber Reeds