Namura Oversized Piston Kit for Yamaha YFM350 / YFM400 Models - 83.95mm - NA-40005-4 2010 Yamaha YFM350FGIH Grizzly 4x4 IRS Hunter Edition 2005 Ski-Doo MX-Z 600 HO

2005 Ski-Doo MX-Z 600 HO X

1998 KTM 200 EXC

2004 Polaris XC 800 SP

Part Number: 4797M09700

Namura Oversized Piston Kit for Yamaha YFM350 / YFM400 Models - 83.95mm - NA-40005-4 2010 Yamaha YFM350FGIH Grizzly 4x4 IRS Hunter Edition 2005 Ski-Doo MX-Z 600 HONamura 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