Namura Piston Kit for 1999-20 Yamaha YZ250 models - 66.36mm - NX-40025-B MPN_40021M08500 1998 KTM 300 SX

1998 KTM 300 SX

Fits: 2008-09 Honda CRF250R

2008 Suzuki LT-F250 Ozark

2005-09 Honda TRX400EX

Fitments 2014 Honda TRX450ER Electric Start

Namura Piston Kit for 1999-20 Yamaha YZ250 models - 66.36mm - NX-40025-B MPN_40021M08500 1998 KTM 300 SXNamura 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