Rato CGS150 (RW162FMJ-5)

Rato CGS150 (RW162FMJ-5)The Rato CGS150 (RW162FMJ-5) is a 150.3 ml (9.17 cu-in) single-cylinder air-cooled 4-stroke internal combustion vertical motorcycle engine from Rato CGS-series, manufactured by Chongqing RATO Holding (Group) CO., LTD.

The Rato CGS125 engine uses the light piston to reduce the reciprocating inertia of piston motion and improve the engine performance; capacitance discharge ignition system and electric or kick start. The engine is equipped with a 5-speed gearbox.

The engine cylinder bore is 62.0 mm (2.44 in) and piston stroke is 49.8 mm (1.96 in). The CGS150 (RW162FMJ-5) produced 12.2 PS (9.0 kW; 12.0 HP) at 8,500 rpm of maximum horsepower and 11.0 N·m (1.12 kg·m, 8.11 ft·lb) of torque at 7,500 rpm.

General information

Engine Specifications
ModelCGS150 (RW162FMJ-5)
TypeVertical, four-stroke, single cylinder
Displacement150.3 ml (9.17 cu-in)
Max. horsepower12.2 PS (9.0 kW; 12.0 HP) at 8,500 rpm
Max. torque (crank PTO)11.0 N·m (1.12 kg·m, 8.11 ft·lb) at 7,000 rpm
Clutch methodManual wet multi-plate
Gearshift method5-International
Cooling systemForced-air
Ignition systemCapacitance discharge ignition (CDI)
Lubricating systemSplash
Starting systemElectric / kick
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel consumption354 g/kw·h

Dimensions and Weight

Rato CGS150 (RW162FMJ-5)
Length, mm (in)355 (14.0)
Width, mm (in)320 (12.6)
Height, mm (in)420 (16.5)
Dry weight, kg (lb)30 (66.1)

Service Information

Oil system
Oil capacity1.0 L
Ignition system
Spark plugD8RTC
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