The Rato CG175 (RW162FMK-2) is a 175.1 ml (10.7 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 CG175 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 62 mm (2.44 in) and piston stroke is 58 mm (2.28 in). The CG175 (RW162FMK-2) produced 12.9 PS (9.5 kW; 12.7 HP) at 8,000 rpm of maximum horsepower and 13.0 N·m (1.32 kg·m, 9.58 ft·lb) at 7,000 rpm of torque.
General information
| Engine Specifications | |
| Model | CG175 (RW162FMK-2) |
| Type | Vertical, four-stroke, single cylinder |
| Displacement | 175.1 ml (10.7 cu-in) |
| Max. horsepower | 12.9 PS (9.5 kW; 12.7 HP) at 8,000 rpm |
| Max. torque (crank PTO) | 13.0 N·m (1.32 kg·m, 9.58 ft·lb) at 7,000 rpm |
| Clutch method | Manual wet multi-plate |
| Gearshift method | 5-speed gearshift |
| Cooling system | Forced-air |
| Ignition system | Capacitance discharge ignition (CDI) |
| Lubricating system | Splash |
| Starting system | Electric / kick |
| Fuel used | Unleaded gasoline (octane number 86 or higher) |
| Fuel consumption | 354 g/kw·h |
Dimensions and Weight
| Rato CG175 (RW162FMK-2) | |
| Length, mm (in) | 358 (14.09) |
| Width, mm (in) | 320 (12.6) |
| Height, mm (in) | 425 (16.7) |
| Dry weight, kg (lb) | 33 (72.7) |
Service Information
| Oil system | |
| Oil capacity | 1.0 L |
| Ignition system | |
| Spark plug | D8RTC |
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