Water-cooled 4-Stroke In-line Two-cylinder Engine, Four Valves Per Cylinder, Two Overhead Camshafts, Dry Sump Lubrication V-Twin liquid-cooled engine, SOHC, 4 Stroke 8 valves ...

Water-cooled 4-Stroke In-line Two-cylinder Engine, Four Valves Per Cylinder, Two Overhead Camshafts, Dry Sump Lubrication Single Cylinder, 2 Valves, SOHC, Air-Cooled ...