Wheel Horse 257-H

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)