Namura Piston Kit for 1999-05 Arctic Cat 250 2X4 / 4X4 - 65.97mm - NA-30000 1999 Yamaha WR400F 2007 Polaris Sportsman 90

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Namura Piston Kit for 1999-05 Arctic Cat 250 2X4 / 4X4 - 65.97mm - NA-30000 1999 Yamaha WR400F 2007 Polaris Sportsman 90Namura 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