The 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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