Torx TX270

Torx TX270 engineThe Torx TX270 is a 0.3 L (270 cc, 16.48 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a horizontal shaft. The TX270 engine is used motor pumps, lawn cutting equipment, shredders, high-pressure washer, hydraulic pumps, and drive units.

The Torx TX270 engine has a single-cylinder, overhead valve (OHV) design, and heavy-duty recoil starter. This engine used a horizontal type carburetor, transistorized magneto ignition system, splash type lubricating system, and forced-air cooling system. The TX270 is equipped with a 6.0 L (1.59 US. gal. 1.32 Imp. gal.) fuel tank.

This engine produced 9.0 PS (6.6 kW; 9.0 HP) at 3,600 rpm of horsepower and 15.8 N·m (1.6 kg·m, 11.6 ft·lb) at 2,700 rpm of torque.

General information

Engine Specifications
Engine model TX270
Engine type 4-stroke, OHV, single-cylinder
Displacement 270 cm3, (16.48 cu·in)
Max. horsepower 9.0 PS (6.6 kW; 9.0 HP) at 3,600 rpm
Max. torque 15.8 N·m (1.6 kg·m, 11.6 ft·lb) at 2,700 rpm
Cooling system Forced air
Lubricating system Splash
Fuel system Carburetor
Fuel tank capacity 6.0 L (1.59 US. gal. 1.32 Imp. gal.)
Fuel used Unleaded gasoline (octane number 86 or higher)
Starting system Recoil starter
Stoping system Ignition primary circuit ground
Governor Centrifugal govervor
PTO shaft rotation Counterclockwise (from PTO shaft side)
Dry weight 16.0 kg (35.3 lbs)

Cylinder Block and Head

Cylinder bore and piston stroke are 77.0 mm (3.03 in) and 58.0 mm (2.28 in), respectively. Compression ratio rating is 8.2:1.

Cylinder block
Compression ratio: 8.2:1
Cylinder bore: 77.0 mm (3.03 in)
Piston stroke: 58.0 mm (2.28 in)
Number of piston rings (compression / oil): 2/1
Crankshaft center distance: 29 mm (1.14 in)
Cylinder head
Valve arrangement: OHV
Valves: 2

Service Data

The 4-stroke engine oil with a viscosity of 10W-30 is recommended for the TX270, refilling oil capacity is 1.1 L (1.16 US. qt, 0.97 Imp. qt.).

Oil system
Lubrication system: Splash
Oil capacity: 1.1 L (1.16 US. qt, 0.97 Imp. qt.)
Fuel system
Type: Carburetor

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