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Tractor · 1950Unverified

Allis Chalmers WS

Name: Allis Chalmers WS
Brand: Allis Chalmers

Allis Chalmers WS — Agricultural Crawler tractor · 84 hp. Reference specifications; pending source verification.

The Allis Chalmers WS is a tractor model with a rated power output of 84 hp, corresponding to a mid-range figure for its class. Manufactured from 1950 to 1953, the WS is equipped with a 4-cylinder diesel liquid-cooled engine, paired with a 5-speed gearbox. Its listed operating weight is 9142 kg, and it is designed for operations covering up to 200 acres.

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

Rated power

84 hp

Max power

51.3 kW

Weight

9142 kg

Catalogue coverage

Variants represented

Richest spec table

37 rows

Recorded power

84 hp

Recorded weight

9142 kg

Transmissions

5-speed gear

Production years

1950-1953

Verified variants

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

Hover a source tag to verify

Overview

ManufacturerAllis ChalmersReference

Agricultural Crawler tractorReference

Built in Springfield, Illinois, USAReference

Open operator station.Reference

Variants

SgasolineReference

SOspark-ignition dieselReference

WSwideReference

Engine

Allis Chalmers 11.1L 4-cyl gasolineReference

Fuel tank242.2 LReference

Drawbar (tested)51.3 kWReference

Belt (tested)62.9 kWReference

Allis ChalmersReference

gasolineReference

4-cylinderReference

liquid-cooledReference

Displacement11.1 LReference

Bore/Stroke146 x 165 mmReference

Fuel systemZenith 62A-12 carburetorReference

Air cleaneroil bathReference

Compression5:1Reference

Rated RPM1050Reference

Starter volts12Reference

Coolant capacity47.3 LReference

Belt power (max)62.9 kWReference

Max power51.3 kWReference

Transmission

5-speed gearReference

TypegearReference

Gears5 forward and 1 reverseReference

Clutchdry discReference

PTO & Hydraulics

PTO (claimed)62.6 kWReference

Dimensions

Weight9142 kgReference

Test results

Gasoline 5-speed crawlerNovember 18 - 24, 1939Link: Nebraska Tractor Test 337 fileReference

Belt fuel use (max)31.0 l/hourReference

Drawbar performanceReference

Gear 2 used for power test.Reference

Max pull8093 kgReference

Gear 1 used for pull test.Reference

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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