Namura Piston Kit for Polaris 300 Models - 74.47mm - NA-50003 2009 Ski-Doo MX-Z 500 SS TNT Displacement: 284cc

Displacement: 284cc

1985 Honda ATC350X

1994 Suzuki VS800GL Intruder

Part Number W5942

Product Details Product Line Namura Top-End Rebuild Kit Part Number NA-50070-BK Fitment Type Model-Size Specific Fitment Use Type Aftermarket Replacement Unit Sale Qty 2 Piston Top-End Kit Style Type B Standard Bore Piston Kit Position Material Finish Piston/Cylinder Size 79

Namura Piston Kit for Polaris 300 Models - 74.47mm - NA-50003 2009 Ski-Doo MX-Z 500 SS TNT Displacement: 284ccNamura 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