Ring for Left Cylinder. Use ourRing for the right cylinder.
All components will interchange with OEM. High performance, cast pistons closely match original equipment. Engineered for the best possible heat transfer from combustion chamber to cylinder walls.
Fits the following Ski-Doo models: 69-82 Alpine 640; 70-74 Nordic 640; 71-72 TNT 440; 71-72 Valmont 640
