The Rato CG250 (RW167FMM) is a 229.2 ml (13.9 cu-in) single-cylinder air-cooled 4-stroke internal combustion vertical motorcycle engine from Rato CG-series, manufactured by Chongqing RATO Holding (Group) CO., LTD.
The Rato CG250 engine uses rocker arm of cast iron and tappet of aluminum alloy; capacitance discharge ignition system and electric or kick start. The engine is equipped with a 5-speed gearbox.
The engine cylinder bore is 67 mm (2.64 in) and piston stroke is 65 mm (2.56 in). The CG250 (RW167FMM) produced 14.7 PS (10.8 kW; 14.5 HP) at 6,500 rpm of maximum horsepower and 16.5 N·m (1.68 kg·m, 12.17 ft·lb) at 5,500 rpm of torque.
|Type||Vertical, four-stroke, single cylinder|
|Displacement||229.2 ml (13.9 cu-in)|
|Max. horsepower||14.7 PS (10.8 kW; 14.5 HP) at 6,500 rpm|
|Max. torque (crank PTO)||16.5 N·m (1.68 kg·m, 12.17 ft·lb) at 5,500 rpm|
|Clutch method||Manual wet multi-plate|
|Gearshift method||5-speed gearshift|
|Ignition system||Capacitance discharge ignition (CDI)|
|Starting system||Electric / kick|
|Fuel used||Unleaded gasoline (octane number 86 or higher)|
|Fuel consumption||354 g/kw·h|
Dimensions and Weight
|Rato CG250 (RW167FMM)|
|Length, mm (in)||358 (14.09)|
|Width, mm (in)||320 (12.6)|
|Height, mm (in)||425 (16.7)|
|Dry weight, kg (lb)||33 (2.7)|
|Oil capacity||1.0 L|