Wheel Horse 257-H lawn tractor specs and service data

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)

Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

Wheel Horse 257-H