YAMAHA YZ250F STARTING AND BREAK-IN
FUEL Always use the recommended fuel as stated below. Also, be sure to use new gasoline the day of a race. Recommended fuel Unleaded gasoline (E10 acceptable) Octane number (R+M)/2 91 or higher Fuel tank capacity 6.2 L (1.6 US gal, 1.4 Imp.gal) Use only unleaded gasoline. The use of leaded gasoline will cause … Read more