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300cc engine 
Type VM173MN Form :four-stroke water cooling single cylinder horizontal type roof valve Carburetor type. Cylinder diameter(mm):72.75 Travel(mm):66.8 Cylinder volume(mL):278 Compressed ratio: 10:1 Exhaust quantity of engine(mL):278 Maximal power (kw/r/min):16/6500 Maximal torque(N·m/r/min):23/5500 Rated power (kw/r/min):13.8/6500 Lowest fuel consuming rate (g/Kw·h):340 Idling speed (r/min)1500±10% Ignition type:TCI digital Start type:electronic start Fuel category:RQ-93 lead-free gasoline Lubricating oil category:SAE 15W—40 Engraved position of factory number:Upper surface on rear part of left crankcase Ignition ahead angle(°/r/min)10/1500 32/4000 Lubricating type:Pressure and splash lubricating type Engine oil pump type:trochoid type Water pump type:centrifugal type Magnetoelectrical machine type:TCI exterior spring flywheel magnetoelectrical machine(Power supply voltage 12V) Spark plug type:DR8EA NGK Clutch type:dry type,automatic centrifugal type Automatic shift ratio:2.20~0.881 Net weight:40kg Shipping way : sea shipping only for 15-25 days delivery . Pament term: 100% TT (telegraphic transfer) in advance .
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