Rato RV110

Rato RV110The Rato RV110 is a 113 cc (6.9 cu-in) single-cylinder air-cooled 4-stroke internal combustion general-purpose gasoline engine with vertical shaft, manufactured by Chongqing RATO Holding (Group) CO., LTD for lawn mowers and tillers.

The Rato RV110 engine has a single-cylinder with a vertical shaft; an overhead valve (OHV) design; flat suction valve carburetor; dual element air filtration system; capacitance discharge type ignition system; centrifugal mechanical governor system and recoil starter.

The Rato RV110 motor has a 60.0 mm (2.36 in) cylinder bore and 40.0 mm (1.57 in) piston stroke with a compression ratio of 8.5:1. It produced 3.0 HP at 3,600 rpm of horsepower and 6.0 N·m (0.62 kg·m, 4.4 ft·lb) at 2,500 rpm of torque.

General information

Engine Specifications
ModelRV110
Type4-stroke, OHV, single cylinder
Displacement113 cm 3 (6.9 cu-in)
Max. horsepower3.0 HP at 3,600 rpm
Max. torque (crank PTO)6.0 N·m (0.62 kg·m, 4.4 ft·lb) at 2,500 rpm
CarburetorFlat suction valve carburetor
Cooling systemForced-air
Ignition systemCapacitance Discharge Ignition (CDI)
Lubricating systemSplash
Starting systemRecoil starter
Stoping systemIgnition primary circuit ground
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel tank capacity1.0 L
PTO shaft rotationCounterclockwise (from PTO shaft side)

Service Information

Oil system
Oil type4-stroke or an equivalent (SJ)
Recommended oilSAE 10W-30, 15W-40
Oil capacity0.4 L
Ignition system
Spark plugNGK: BPR6ES
Spark plug gap0.7-0.8 mm (0.028-0.031 in)
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