Namura Piston Kit for Honda TRX500 Models - 91.97mm - NA-10014 2001 Honda TRX350FE Rancher 4X4 ES 1985 Yamaha Big Bear 350

1985 Yamaha Big Bear 350

2008 Polaris Sportsman 500 EFI

Part Number: 771M05250

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1998 Polaris Indy 500

Namura Piston Kit for Honda TRX500 Models - 91.97mm - NA-10014 2001 Honda TRX350FE Rancher 4X4 ES 1985 Yamaha Big Bear 350Namura 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