The Wheel Horse 257-H is a lawn tractor model from the 250 series, manufactured from 1988 to 1989 by Wheel Horse (a part of Toro) in South Bend, Indiana, USA. It was available in two-wheel drive (2WD) version only.
The Wheel Horse 257-H is equipped with a 534 cc (32.6 cu·in) single-cylinder gasoline engine with 89.0 mm (3.5 in) of the cylinder bore and 86.0 mm (3.39 in) of the piston stroke, and a belt-driven hydrostatic transmission with infinite forward and reverse gears.
The Wheel Horse 257H lawn tractor features:
- The Kawasaki FC540V gasoline engine which produces 17.3 PS (12.7 kW; 17.0 HP) of horsepower.
- Manual steering
- Open operator station
- Independent front PTO with electric clutch
General specifications
| General Specifications |
| Model |
Wheel Horse 257-H |
| Tractor type |
Lawn tractor |
| Production years |
1988-1989 |
| Factory |
South Bend, Indiana, USA |
| Dimensions and weight |
| Length |
1,820 mm (71.7 in)
|
| Width |
900 mm (35.4 in)
|
| Height |
– |
| Wheel base |
1,150 mm (45.3 in)
|
| Weight |
– |
| Fuel capacity |
| Fuel tank capacity |
7.6 liters (2 US gal.; 1.7 Imp. gal) |
Engine
| Engine |
| Engine model |
Kawasaki FC540V |
| Engine type |
Four-stroke, air-cooled, OHV |
| Cylinders |
1 |
| Fuel type |
Gasoline |
| Displacement |
0.5 L, 534 cm3, (32.6 cu·in) |
| Bore and stroke |
89.0 mm X 86.0 mm (3.5 in X 3.39 in) |
| Compression ratio |
8.3:1 |
| Fuel system |
Float type carburetor with fixed main jet |
| Horsepower |
17.3 PS (12.7 kW; 17.0 HP) at 3,350 rpm |
| Starter |
Electric |
| Oil system |
| Lubrication system: |
Full pressurized |
| Oil type: |
4-stroke or an equivalent (SF, SE, SD) |
| Recommended oil: |
SAE 10W-30 |
| Oil capacity: |
1.8 L (1.9 US. qt, 1.6 Imp. qt.) |
| Ignition system |
| Spark plug: |
NGK BPR5ES or Champion RN11YC |
| Spark plug gap: |
0.7-0.8 mm (0.0276-0.0315 in) |
| Valve clearance |
| Intake valve clearance: |
0.15 mm (0.006 in) |
| Exhaust valve clearance: |
0.15 mm (0.006 in) |
Transmission and chassis
| Chassis, steering and brakes |
| Chassis |
4×2 2WD |
| Steering type |
Manual |
| Brakes |
– |
| Transmission |
| Transmission manufacturer or model |
Eaton 7 |
| Transmission type |
Belt-driven hydrostatic |
| Gears |
Infinite forward and reverse |
| Speed |
Forward: 7.6 kmh (4.7 mph)
Reverse: 5.5 kmh (3.4 mph)
|
| Transmission oil capacity |
0.7 L (0.2 US. gal, 0.2 Imp. gal.) |
Tires
| Tires |
| Front tires |
Lawn/turf: 15×6.00-6 |
| Rear tires |
Lawn/turf: 22×9.00-12 |
PTO (Power take-off shaft)
| PTO |
| Middle PTO type |
Independent with electric clutch |
| Middle PTO speed |
– |
Electrical system
| Electrical system |
| Ground |
Negative |
| Charging system |
– |
| Charging amps |
– |
| Battery |
12V |
Attachments
| Wheel Horse 37″ mid-mount mower deck with 2-blade, manual lift and right-discharge |
| Cutting width |
930 mm (37 inches) |
| Wheel Horse 42″ mid-mount mower deck with 3-blade, manual lift and right-discharge |
| Cutting width |
1,060 mm (42 inches) |
| Wheel Horse 42″ front-mount blade |
| Cutting width |
1,060 mm (42 inches) |
| Wheel Horse 37″ front-mount snowblower |
| Cleaning width |
930 mm (37 inches) |
The Wheel Horse 257-H is a lawn tractor model from the 250 series, manufactured from 1988 to 1989 by Wheel Horse (a part of Toro) in South Bend, Indiana, USA. It was available in two-wheel drive (2WD) version only.
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