Namura Piston Rings Honda Fourtrax 300 & TRX300EX Sportrax Standard Bore 74mm 09-693 1993 - 1995 Yamaha Venture

1993 - 1995 Yamaha Venture XL

1999-2017 Harley-Davidson FLSTFB Fat Boy Lo

2011-2020 Polaris Switchback Assault 800

including CVO models from 2007 through 2013

Namura Piston Rings Honda Fourtrax 300 & TRX300EX Sportrax Standard Bore 74mm 09-693 1993 - 1995 Yamaha VentureMOS2 (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 economy by up to 6% Anodized Domes