Namura Oversized Piston Kit for Polaris 250 Models - 72.46mm - NA-50000-2 1998 KTM 380 SX Increase Output and lower heat

Increase Output and lower heat generation

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Namura Oversized Piston Kit for Polaris 250 Models - 72.46mm - NA-50000-2 1998 KTM 380 SX Increase Output and lower heatNamura 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