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Tractor · 1933Unverified

Allis Chalmers WC

Allis Chalmers WC — Model year 1933-19371938-1948 · 12 hp. Reference specifications; pending source verification.

The Allis Chalmers WC is a tractor with a rated output of 12 hp, classified as one of the more compact options in its category. Manufactured between 1933 and 1948, it features a 4-cylinder petrol liquid-cooled engine driving two-wheel drive via a 4-speed gearbox. The listed weight range is 2700 to 3792 pounds, and it is suited to tasks involving up to 200 acres.

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

Rated power
12 hp
Max power
10.7 kW
Weight
2700 to 3792 pounds

Catalogue coverage

Variants represented
2
Richest spec table
120 rows
Recorded power
12 hp
Transmissions
4-speed non-synchronized gear
Production years
1933-1948
Verified variants
0

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

Hover a source tag to verify

Overview

ManufacturerAllis ChalmersReference
Row-Crop tractorReference
Built in West Allis, Wisconsin, USAReference
Total built178,202Reference
The Allis-Chalmers WC was the first tractor tested on rubber tires at Nebraska. The WC was styled in 1938, starting at serial number WC74330. The styled WC featured a rounded radiator and larger tires.Reference
Two-wheel driveReference
SteeringmanualReference
Differential hand-operated mechanical drum brakesReference
Open operator station with steel pan seat.Reference

Variants

WFStandard front version (wide)Reference

Engine

Waukesha 3.0L 4-cyl gasolineReference
Allis-Chalmers 3.3L 4-cyl distillateReference
Allis-Chalmers 3.3L 4-cyl gasolineReference
Fuel tank56.8 LReference
Aux. fuel3.8 LReference
Drawbar (claimed)8.9 kWReference
Belt (claimed)15.7 kWReference
Plows2Reference
Drawbar (tested)14.0 kWReference
Belt (tested)19.0 kWReference
WaukeshaReference
gasolineReference
4-cylinderReference
liquid-cooledReference
Used on first 25 tractors builtReference
Displacement3.0 LReference
Bore/Stroke92 x 114 mmReference
Starter typemanual crankReference
Allis-ChalmersReference
distillateReference
liquid-cooled vertical I-headReference
Low-compression engine designed to operate on fuels rated at 30 octane or higher.Reference
Displacement3.3 LReference
Bore/Stroke102 x 102 mmReference
Fuel use8.0 l/hourReference
Air cleaneroil bathReference
Compression4.2:1Reference
Rated RPM1300Reference
Firing order1-2-4-3Reference
Starter typeelectricReference
Coolant capacity13.2 LReference
Sparkplug gap0.762 mmReference
Point gap0.508 mmReference
Intake valve clearance0.254 mmReference
Exhaust valve clearance0.254 mmReference
Oil capacity5.7 LReference
Fuel use10.8 l/hourReference
Compression5.0:1Reference
Belt power (max)16.0 kWReference
Max power10.7 kWReference
Max power14.3 kWReference
Belt power (max)19.0 kWReference
Max power14.0 kWReference
Max power15.2 kWReference

Transmission

4-speed non-synchronized gearReference
Typenon-synchronized gearReference
Gears4 forward and 1 reverseReference
Oil capacity3.8 LReference
Oil capacity4.7 LReference
Oil type[0oC]Reference
32oF [0oC]↑: SAE140Reference
32oF [0oC]↓: SAE90Reference
Operated via gearshift lever and foot clutch. Fourth gear was not recommended for tractors equipped with steel wheels.Reference

PTO & Hydraulics

Rear PTOtransmissionReference
Rear PTO Type535Reference

Dimensions

Weight2700 to 3792 poundsReference
Front tire24x4Reference
Rear tire40x6Reference
Ag front24x4 steelReference
Ag rear40x6 steelReference
Ag front5.25-17Reference
Ag rear11.25x24Reference
Length345 cmReference
Width193 cmReference
Height160 cmReference
Ground clearance73 cmReference
Rear tread165 to 193 cmReference
Shipping1224 kgReference
Shipping1496 kgReference
Operating1446 kgReference
Operating1720 kgReference
Ballasted2061 kgReference

WC Serial Number Location

Serial number is on the rear of the Allis-Chalmers WC, stamped into the differential housing.Reference

WC Serial Numbers

19331Reference
193429Reference
19353127Reference
193613870Reference
193731784Reference
193860790Reference
193975216Reference
194091534Reference
1941103517Reference
1942114534Reference
1943123171Reference
1944127642Reference
1945134624Reference
1946148091Reference
1947152845Reference
1948170174Reference
Final178202Reference
FAQ: How to read a serial number table.Reference

Capacities

Diameter22 cmReference
Width16 cmReference
RPM1170Reference

Electrical

Charging systemgeneratorReference
Battery volts6Reference
Battery AH95Reference

Test results

NTTL 223: distillate 201 4-speed 2WDReference
NTTL 303: distillate 201 4-speed 2WDReference
Distillate 201 4-speed 2WDMay 2 - 16, 1934Link: Nebraska Tractor Test 223 fileReference
Belt fuel use (max)7.9 l/hourReference
Drawbar performanceReference
Gear 2 (steel); 4 (rubber) used for power test.Reference
Max pull871 kgReference
Max pull786 kgReference
Distillate 201 4-speed 2WDMay 31 - June 14, 1938Link: Nebraska Tractor Test 303 fileReference
Belt fuel use (max)9.8 l/hourReference
Max pull1178 kgReference
Max pull1385 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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