The Rato JR110CC (RW149FMH) is a 101.8 cc (6.21 cu-in) single-cylinder air-cooled 4-stroke internal combustion horizontal motorcycle engine manufactured by Chongqing RATO Holding (Group) CO., LTD.
The Rato JR110CC engine is equipped with CDI (capacitance discharge ignition system), double clutches, electric and kick starter; 4-speed gearbox. The engine uses the balance shaft featured with small displacement, little vibration, and high-level comfortableness.
Bore and stroke are 49.0 mm (1.93 in) and 54.0 mm (2.13 in), respectively. The JR110CC (RW149FMH) produced 6.8 PS (5.0 kW; 6.7 HP) at 8,000 rpm of maximum horsepower and 7.1 Nm (0.72 kg·m; 5.24 ft·lb) at 6,000 rpm of torque .
General information
| Engine Specifications | |
| Model | JR110CC (RW149FMH) |
| Type | Vertical, four-stroke, single cylinder |
| Displacement | 101.8 cc (6.21 cu-in) |
| Max. horsepower | 6.8 PS (5.0 KW; 6.7 HP) at 8,000 rpm |
| Max. torque (crank PTO) | 7.1 Nm (0.72 kg·m; 5.24 ft·lb) at 6,000 |
| Clutch method | Double clutches |
| Gearshift method | 4-speed gearshift |
| Cooling system | Forced-air |
| Ignition system | Capacitance discharge ignition (CDI) |
| Lubricating system | Splash |
| Starting system | Electric and kick |
| Fuel used | Unleaded gasoline (octane number 86 or higher) |
| Fuel consumption | 367 g/kw·h |
Dimensions and Weight
| Rato JR110CC (RW149FMH) | |
| Length, mm (in) | 420 (16.5) |
| Width, mm (in) | 310 (12.2) |
| Height, mm (in) | 250 (9.8) |
| Dry weight, kg (lb) | 23.5 (51.8) |
Service Information
| Oil system | |
| Oil capacity | 0.8 L |
| Ignition system | |
| Spark plug | A7RTC |
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