Tractor · 1933Unverified
Allis Chalmers Styled WC
Allis Chalmers Styled WC — Model year 1933-19371938-1948 · 18 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
18 hp
Max power
16.6 kW
Weight
2700 to 3792 pounds
Hover a source tag to verify
Overview
ManufacturerAllis ChalmersReference
Row-Crop tractorReference
Built in West Allis, Wisconsin, USAReference
Total built178,202Reference
Total built411 (Speed Maintainer)Reference
Total built3,751 (Speed Patrol)Reference
Original price$1,341 (1947)Reference
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
Manual steeringReference
Differential hand-operated mechanical drum brakesReference
Open operator station with steel pan seat.Reference
Variants
WC Speed Maintainer1938-1941Reference
WC Speed Patrol1945-1950Reference
WFStandard front version (wide)Reference
Engine
Allis-Chalmers 3.3L 4-cyl gasolineReference
Allis-Chalmers 3.3L 4-cyl distillateReference
Fuel tank56.8 LReference
Aux. fuel3.8 LReference
Drawbar (claimed)13.4 kWReference
Belt (claimed)20.1 kWReference
Plows2Reference
Drawbar (tested)16.6 kWReference
Belt (tested)22.3 kWReference
Allis-ChalmersReference
gasolineReference
4-cylinderReference
liquid-cooled vertical I-headReference
Displacement3.3 LReference
Bore/Stroke102 x 102 mmReference
Fuel use10.8 l/hourReference
Air cleaneroil bathReference
Compression5.0:1Reference
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
distillateReference
Low-compression engine designed to operate on fuels rated at 30 octane or higher.Reference
Fuel use8.0 l/hourReference
Compression4.2:1Reference
Intake valve clearance0.254 mmReference
Exhaust valve clearance0.254 mmReference
Belt power (max)22.3 kWReference
Max power16.6 kWReference
Max power18.0 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 gear shift lever and foot clutch.Reference
PTO & Hydraulics
Rear PTOtransmissionReference
Rear PTO Type535Reference
Dimensions
Weight2700 to 3792 poundsReference
Front tire5.50x16Reference
Rear tire11x28Reference
Ag front5.50x16Reference
Ag rear11x28Reference
Length345 cmReference
Width193 cmReference
Height160 cmReference
Clearance (rear axle)73 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
Gasoline 201 4-speed June 2 - 16, 1938Link: Nebraska Tractor Test 304 fileReference
Belt fuel use (max)11.0 l/hourReference
Drawbar performanceReference
Gear 2 (steel); 3 (rubber) used for power test.Reference
Max pull1334 kgReference
Max pull1422 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.