Namura Oversized Piston Kit for 2009-14 Polaris Sportsman 550 - 97.07mm - NA-50011-2 feed-mpn-03-017 Displacement: 265

Displacement: 265

Displacement: 999

1999 Yamaha XV1600AT Road Star Silverado

2007 Polaris Sportsman 800 EFI

Part Number: 18-4928

Namura Oversized Piston Kit for 2009-14 Polaris Sportsman 550 - 97.07mm - NA-50011-2 feed-mpn-03-017 Displacement: 265Namura 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