Namura Piston Kit for Polaris 400 Models - 82.94mm - NA-50002 1980 Yamaha XS400S Special Multi cylinder applications include all

Multi cylinder applications include all necessary components to rebuild all cylinders

Part Number: 749M08000

Part Number: 4574M07400

1992-93 Ski-Doo Formula Plus 580

Fitments 2013 Yamaha YFM125G Grizzly

Namura Piston Kit for Polaris 400 Models - 82.94mm - NA-50002 1980 Yamaha XS400S Special Multi cylinder applications include allNamura Technologies Piston Kit Namura gives you a higher performance piston without the higher price MOS2 Coated Skirts increase heat transfer and reduce friction to eliminate cold seizures. Higher silicon content reduces expansion rates and increaseswear resistance. Machined Smooth Heads Reflect combustion heat and reduces carbon buildup. Namura piston kits come with the piston, a set of OEM quality rings, a wrist pin, and circlips. Why replace your