Namura Piston Kit for 2004-07 Honda TRX400 FourTrax models - 84.97mm - NA-10040 1989 Yamaha YFM250 Moto-4 Part Number: 810481

Part Number: 810481

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Namura Piston Kit for 2004-07 Honda TRX400 FourTrax models - 84.97mm - NA-10040 1989 Yamaha YFM250 Moto-4 Part Number: 810481Namura 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