Namura Piston Kit for Polaris 300 Models - 74.47mm - NA-50003 2009 Ski-Doo MX-Z 500 SS TNT Part Number W5942

Part Number W5942

Part Number: KLKB300-00

1985 Honda ATC350X

2004 Triumph Sprint St 1050

Displacement: 284cc

Namura Piston Kit for Polaris 300 Models - 74.47mm - NA-50003 2009 Ski-Doo MX-Z 500 SS TNT Part Number W5942Namura 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