Polini Corsa Cylinder Kit (Horizontal,10mm Pin); Zuma 50 2T

Polini Corsa big bore (70cc) racing cylinder kit for Genuine Buddy 50, RoughHouse 50, and Rattler 50 scooters, Zuma 50 2T and other horizontal Minarelli-based engines. Not compatible with AF05E engines (pre-1994 model years).

NOTE: It's important to properly break in your big bore kit for 200-300 miles before running your bike full throttle for any extended length of time. We also recommend adding one ounce of 2-stroke oil to your gas tank; 50cc oil injectors are not meant to lubricate 70cc bores. 

Specifications:

• Aluminum Piston: 47mm
• Piston Rings: 47mm
• Wrist Pin (includes G-clips): 10mm
• Cast-Iron Cylinder: 47mm
• Outer Sleeve Diameter: 50.8mm

Compatibility: Models below and other horizontal Minarelli-based 2T engines

About Polini: For over 50 years, Polini has stood unparalleled in the racing and tuning scene. Polini has powered both off-road and road racing legends to multiple MXGP and MotoGP world championships including the legendary Valentino Rossi. Polini sets the standard for high-end tuning and top-quality performance components.

This product is intended for off-road use only.

This product is not intended for use on public roads or land.

This product is not legal for use in California on pollution-controlled vehicles. Check local laws before installing.

*Performance upgrades are considered racing parts and are not covered by warranty.