Namura Piston Kit for 2009-21 KTM 50 SX - 39.47mm - NX-70020-B 2003 Yamaha YFZ660 Raptor Part Number: WR101-148

Part Number: WR101-148

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All friction plates are made to exact OEM specifications and offer maximum performance

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Namura Piston Kit for 2009-21 KTM 50 SX - 39.47mm - NX-70020-B 2003 Yamaha YFZ660 Raptor Part Number: WR101-148Namura 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