Namura Technologies NA-50070-B Piston Kit - Standard Bore 79.96mm suspension-shocks-struts-components-shock-schader-valves 2006-2009 Ski-Doo GTX 550 Fan

2006-2009 Ski-Doo GTX 550 Fan

2006-2008 KTM 990 Adventure S

2009-2011 Yamaha FY1800 WaveRunner FX HO

upward positioning from stock

1980-1981 Yamaha YZ100

Namura Technologies NA-50070-B Piston Kit - Standard Bore 79.96mm suspension-shocks-struts-components-shock-schader-valves 2006-2009 Ski-Doo GTX 550 FanBore: 79. 96mm Sizing: Standard Bore MOS2 (Teflon Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature can increase horsepower and fuel