The Rato 110CC (RW157FMJ) is a 106.7 cc (6.51 cu-in) single-cylinder air-cooled 4-stroke internal combustion horizontal motorcycle engine manufactured by Chongqing RATO Holding (Group) CO., LTD.
The Rato 110CC engine is equipped with CDI (capacitance discharge ignition system), automatic centrifugal wet multi-plate clutch, electric and kick starter; 4-speed gearbox. The engine uses the centrifugal automatic clutch to smoothen the gearshift and improve the driving comfortableness. The engine is available with various styles of right and left covers to satisfy the demands of different users.
A 52.4 mm (2.06 in) cylinder bore and 49.5 mm (1.95 in) piston stroke give the motor a total of 106.7 cc of displacement. The 110CC (RW157FMJ) produced 6.9 PS (5.1 kW; 6.8 HP) at 7,500 rpm of maximum horsepower and 7.2 Nm (0.73 kg·m; 5.31 ft·lb) at 5,500 rpm of torque .
General information
| Engine Specifications | |
| Model | 110CC (RW157FMJ) |
| Type | Vertical, four-stroke, single cylinder |
| Displacement | 106.7 cc (6.51 cu-in) |
| Max. horsepower | 6.9 PS (5.1 KW; 6.8 HP) at 7,500 rpm |
| Max. torque (crank PTO) | 7.2 Nm (0.73 kg·m; 5.31 ft·lb) at 5,500 rpm |
| Clutch method | Automatic wet multi-plate |
| 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 110CC (RW157FMJ) | |
| Length, mm (in) | 450 (17.7) |
| Width, mm (in) | 310 (12.2) |
| Height, mm (in) | 260 (10.2) |
| Dry weight, kg (lb) | 22 (48.5) |
Service Information
| Oil system | |
| Oil capacity | 0.8 L |
| Ignition system | |
| Spark plug | A7RTC |
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