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Aero-Tuned ventilation features a Ram-Air intake system
Crush Tubes for 1in
2007-2024 Yamaha YZ250F
2013 Yamaha YXR700F Rhino 700 FI
Namura Technologies NA-50004 Piston Kit - Standard Bore 91.97mm drive-hubs Aero-Tuned ventilation features a Ram-AirBore: 91. 97mm 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
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