Namura Piston Kit for Polaris 400 Models - 82.94mm - NA-50002 1980 Yamaha XS400S Special your ATV could stand a

your ATV could stand a heavier load capacity with the High Lifter Lift Springs and are just what the doctor ordered

Part Number: 4574M07400

Fits: (+4mm

1992-93 Ski-Doo Formula Plus 580

Namura Piston Kit for Polaris 400 Models - 82.94mm - NA-50002 1980 Yamaha XS400S Special your ATV could stand aNamura 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