Namura Oversized Piston Kit for Polaris 570 Models - 99.44mm - NA-50019-2 2002 Honda TRX350FM FourTrax Rancher 1994-97 Yamaha WR250

1994-97 Yamaha WR250

1999 Honda XR70R

Does not include grommet

2009 KTM 150 SX

2015 Husqvarna TC 250

Namura Oversized Piston Kit for Polaris 570 Models - 99.44mm - NA-50019-2 2002 Honda TRX350FM FourTrax Rancher 1994-97 Yamaha WR250Namura 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