Cylinder piston UMA YI motors, 65mm

The UMA-Racing replacement cylinder piston is with 65 mm a spare part for 200cc tuning cylinders. The cylinder piston is used to ensure optimum functionality and performance in racing cylinders.with him the gasoline-air mixture is compressed for the explosion and if there what is leaking or poorly processed, the engine does not run properly.

UMA offers here exactly the quality that the engine needs to work optimally and ensures full efficiency. It is designed for YI engines, which includes a range of models. Supplied with matching piston seals as well as piston pins to make installation easy.

Scope of delivery:

• Cylinder piston
• Piston seals
• Piston pin