ProCycle

This kit provides much of the performance gain of the more expensive 150 (143cc) kits. But gives better reliability due to the thicker wall of the cylinder sleeve.

• Wiseco 55mm high compression 11:1 piston, rings, wrist pin, and clips
• HotCams stage 1 performance camshaft
• Includes top end gasket set
• Requires cylinder to be bored to fit the larger piston

Tune your stock carburetor for better power and response, easier starting and quicker warm up. Mikuni main and pilot jets.

• Main Jets: #110 & #112.5
• Pilot Jets: #17.5 & #20

This kit provides much of the performance gain of our 130 kit but keeps you legal for racing classes that do not allow motors over 125cc.

• Stock bore size Wiseco 54mm high compression 11:1 piston, rings, wrist pin, and clips
• HotCams stage 1 performance camshaft
• Includes top end gasket set
• Piston fits into the stock bore; requires no modification to your cylinder!