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
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
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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