Namura Overbore Piston Kit for 1995-06 Kawasaki 900 STX / Zxi - 73.50mm - NW-20004-2 1987 Polaris Sprint 340 ES Displacement: 398cc

Displacement: 398cc

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Namura Overbore Piston Kit for 1995-06 Kawasaki 900 STX / Zxi - 73.50mm - NW-20004-2 1987 Polaris Sprint 340 ES Displacement: 398ccNamura 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