Engine Standard Engine Type Single-Cylinder Cylinders 1 Engine Stroke 4-Stroke Cooling Liquid Valves 4 Valves Per Cylinder 4 Valve Configuration SOHC Compression Ratio 13.1:1 Starter Electric Fuel Type Gas Fuel Requirements Premium Carburetion Standard Carburetion Brand Keihin Fuel Injector Yes Carburetor No Carburetion Type Fuel Injected Speed Governor No B...