MT-09TOP FEATURES All New 890cc Liquid Cooled Three Cylinder DOHC Fuel Injected Engine The MT 09 features a newly developed 890cc liquid cooled three cylinder, DOHC, four valve per cylinder fuel injected (YCC T) engine with a downdraft intake. The bore stroke of 78 mm 62. 1 mm and 11. 5: 1 compression ratio provide outstanding torque with strong power delivery characteristics. Almost all of the fundamental parts of the engine, from the pistons and