Rato 110CC (RW157FMJ)

Rato 110CC (RW157FMJ)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
Model110CC (RW157FMJ)
TypeVertical, four-stroke, single cylinder
Displacement106.7 cc (6.51 cu-in)
Max. horsepower6.9 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 methodAutomatic wet multi-plate
Gearshift method4-speed gearshift
Cooling systemForced-air
Ignition systemCapacitance discharge ignition (CDI)
Lubricating systemSplash
Starting systemElectric and kick
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel consumption367 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 capacity0.8 L
Ignition system
Spark plugA7RTC
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