Torx XT140

The Torx XT140 is a 0.14 L (141 cc, 8.6 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a vertical shaft. The Torx XT140 is used for general-purpose applications, such as lawn mowers.

The Torx XT140 engine has a single cylinder, overhead valve (OHV) and recoil starter. It is equipped with 0.8 L (0.21 US. gal. 0.18 Imp. gal.) fuel tank. The XT140 engine produced 3.9 PS (2.9 kW; 3.9 HP) at 3,600 rpm of maximum output power and 6.0 N·m (0.6 kg·m, 4.4 ft·lb) at 3,000 rpm of peak torque.

General information

Engine Specifications
Engine model XT140
Engine type 4-stroke, OHV, single-cylinder
Displacement 141 cm3, (8.6 cu·in)
Max. horsepower 3.9 PS (2.9 kW; 3.9 HP) at 3,600 rpm
Max. torque 6.0 N·m (0.6 kg·m, 4.4 ft·lb) at 3,000 rpm
Cooling system Forced air
Lubricating system Splash
Fuel tank capacity 0.8 L (0.21 US. gal. 0.18 Imp. gal.)
Fuel used Unleaded gasoline (octane number 86 or higher)
Starting system Recoil starter
Stoping system Ignition primary circuit ground
PTO shaft rotation Counterclockwise (from PTO shaft side)
Dry weight 7.8 kg (17.2 lbs)

Cylinder Block and Head

It has an 65.0 mm (2.56 in) cylinder bore and 42.5 mm (1.67 in) piston stroke. Compression ratio rating is 8.5:1.

Cylinder block
Compression ratio: 8.5:1
Cylinder bore: 65.0 mm (2.56 in)
Piston stroke: 42.5 mm (1.67 in)
Number of piston rings (compression / oil): 2 / 1
Crankshaft center distance: 21.25 mm (0.835 in)
Cylinder head
Valve arrangement: OHV
Valves:: 2

Service Data

The engine oil with a viscosity of 10W-30 is recommended for the XT140, refilling oil capacity is 0.55 L (0.58 US. qt, 0.48 Imp. qt.).

Oil system
Lubrication system: Splash
Oil capacity: 0.55 L (0.58 US. qt, 0.48 Imp. qt.)

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