Namura Oversized Piston Kit for Polaris 500 Models - 92.47mm - NA-50004-2 2008 Polaris Outlaw 450 MXR 2001 Yamaha YFM400FWNH Big Bear

2001 Yamaha YFM400FWNH Big Bear 4x4 Hunter Edition

1996 Suzuki GS500E

2006 Honda VT600C Shadow VLX

2009 KTM 65 SX

1997-03 Ski-Doo 809 Engine Type

Namura Oversized Piston Kit for Polaris 500 Models - 92.47mm - NA-50004-2 2008 Polaris Outlaw 450 MXR 2001 Yamaha YFM400FWNH Big BearNamura 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