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Lawn Tractor · 1988Unverified

Wheel Horse 520-H

Name: Wheel Horse 520-H
Brand: Wheel Horse

Wheel Horse 520-H — Model year 1988-19891990-1997 · 20 hp. Reference specifications; pending source verification.

The Wheel Horse 520-H is a lawn tractor model rated at approximately 20 hp, placing it at the high-power end of its class. Manufactured from 1988 to 1997, it features a 2-cylinder petrol air-cooled engine and two-wheel drive with a hydrostatic transmission. The operating weight of the Wheel Horse 520-H is listed as 293 kg, suitable for areas of up to 200 acres. Detailed specifications are provided below.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

20 hp

Weight

293 kg

Catalogue coverage

Variants represented

Richest spec table

75 rows

Recorded power

20 hp

Recorded weight

293 kg

Transmissions

hydrostatic

Production years

1988-1997

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerWheel Horse (a part of Toro)Reference

Garden tractorReference

Built in South Bend, Indiana, USAReference

Two-wheel driveReference

Manual steeringReference

Mechanical band brakesReference

Open operator station.Reference

Variants

520-HstandardReference

520-HCcommercial-dutyReference

Engine

20HP Onan 781cc 2-cyl gasolineReference

Fuel tank11.4 LReference

Onan P220GReference

gasolineReference

2-cylinderReference

air-cooledReference

Displacement47.7 ciReference

Bore/Stroke83 x 73 mmReference

Power14.9 kWReference

Compression7.0:1Reference

Rated RPM3600Reference

Idle RPM1400-3600Reference

Starter volts12Reference

Oil capacity1.6 LReference

SparkplugChampion RS14YCReference

Sparkplug gap0.635 mmReference

Transmission

hydrostaticReference

TransmissionEaton 1100-032Reference

Typebelt-driven hydrostaticReference

Gearsinfinite forward and reverseReference

Oil capacity4.7 LReference

Oil typeSAE 10W-30Reference

1BrakeReference

2ThrottleReference

3Forward/reverseReference

4Parking brakeReference

PTO & Hydraulics

Mid PTOindependentReference

ClutchmechanicalReference

Dimensions

Weight293 kgReference

Front tire16x6.50-8Reference

Rear tire23x9.50-12Reference

36" mid-mount mower deckReference

42" mid-mount mower deckReference

48" mid-mount mower deckReference

snowblowerReference

bladeReference

Lawn/turf front16x6.50-8Reference

Lawn/turf rear23x9.50-12Reference

Length165 cmReference

Width96 cmReference

Height115 cmReference

520-H Serial Numbers

Location:Serial number plate on the rear fender, below the seat. Model codes in parentheses.Reference

1988520-H (31-20OE01)Reference

1988520-HC (C1-20OE01)Reference

1989520-H (31-20OE02)Reference

1989520-HC (C1-20OE02)Reference

1990-unknown-Reference

1991-unknown-Reference

1992-unknown-Reference

199339000001 (73501)Reference

199449000001 (73501)Reference

199559000001 (73501)Reference

199669000001 (73501)Reference

199669000001 (73502)Reference

19977900001 (73502)Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps20Reference

Battery CCA260Reference

Battery volts12Reference

Attachment overview

36" mid-mount mower deckReference

42" mid-mount mower deckReference

48" mid-mount mower deckReference

SnowblowerReference

BladeReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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