Allis-Chalmers WC Specs ( 1933-1948 )

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Production

Description Row-Crop tractor / Built in West Allis, Wisconsin, USA / 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.
Manufacturer Allis Chalmers
Total built 178,202

Engine

Aux. fuel 1 gal (3.8 L)
Engine type Waukesha 3.0L 4-cyl gasoline / Allis-Chalmers 3.3L 4-cyl distillate / Allis-Chalmers 3.3L 4-cyl gasoline
Fuel tank 15 gal (56.8 L)
Air cleaner oil bath / oil bath
Bore/Stroke 3.625x4.50 inches (92 x 114 mm) / 4.00x4.00 inches (102 x 102 mm) / 4.00x4.00 inches (102 x 102 mm)
Compression 4.2:1 / 5.0:1
Coolant capacity 14 qts (13.2 L) / 14 qts (13.2 L)
Description Waukesha / gasoline / 4-cylinder / liquid-cooled / Used on first 25 tractors built / Allis-Chalmers / distillate / 4-cylinder / liquid-cooled vertical I-head / Low-compression engine designed to operate on fuels rated at 30 octane or higher. / Allis-Chalmers / gasoline / 4-cylinder / liquid-cooled vertical I-head
Displacement 186 ci (3.0 L) / 201 ci (3.3 L) / 201 ci (3.3 L)
Exhaust valve clearance 0.010 inches (hot) (0.254 mm) / 0.010 inches (hot) (0.254 mm)
Firing order 1-2-4-3 / 1-2-4-3
Fuel use 2.119 gal/hour (8.0 l/hour) / 2.861 gal/hour (10.8 l/hour)
Intake valve clearance 0.010 inches (hot) (0.254 mm) / 0.010 inches (hot) (0.254 mm)
Point gap 0.020 inches (0.508 mm) / 0.020 inches (0.508 mm)
Rated RPM 1300 / 1300
Sparkplug gap 0.030 inches (0.762 mm) / 0.030 inches (0.762 mm)
Starter type manual crank / manual crank / manual crank
Oil capacity 6 qts (5.7 L) / 6 qts (5.7 L)
Engine type Waukesha 3.0L 4-cyl gasoline / Allis-Chalmers 3.3L 4-cyl distillate / Allis-Chalmers 3.3L 4-cyl gasoline
Belt (claimed) 21 hp (15.7 kW)
Belt (tested) 25.45 hp (19.0 kW)
Drawbar (claimed) 12 hp (8.9 kW)
Drawbar (tested) 18.72 hp (14.0 kW)
Plows 2

Transmission

32oF [0oC]↑ : SAE140
32oF [0oC]↓ : SAE90
Description Operated via gearshift lever and foot clutch. Fourth gear was not recommended for tractors equipped with steel wheels.
Gears 4 forward and 1 reverse
Oil capacity 4 qts (3.8 L)
Oil type 32oF [0oC]↑ : SAE140 32oF [0oC]↓ : SAE90 ([0oC][0oC])
Transmission type 4-speed non-synchronized gear
Type non-synchronized gear

Mechanical

Cab Open operator station with steel pan seat.
Description Differential hand-operated mechanical drum brakes
Drive type Two-wheel drive
Steering manual

PTO

Rear PTO transmission
Rear PTO Type 535

Electrical

Battery AH 95
Battery volts 6
Charging system generator

Dimensions & Tires

Ag front 24x4 steel / 5.25-17
Ag rear 40x6 steel / 11.25x24
Ground clearance 29 inches (rear axle) (73 cm)
Height 63 inches (160 cm)
Length 136 inches (345 cm)
Rear tread 65 to 76 inches (165 to 193 cm)
Width 76 inches (193 cm)
Front tire 24x4
Rear tire 40x6
Weight 2700 to 3792 pounds

Allis Chalmers WC Weight

Ballasted 4,545 lbs (2061 kg)
Operating 3,190 lbs (steel) (1446 kg)
Shipping 2,700 lbs (steel) (1224 kg)

Belt Pulley

Diameter 9 inches (22 cm)
RPM 1170
Width 6.5 inches (16 cm)

Nebraska Tractor Test 223

Belt fuel use (max) 2.1 gal/hour (7.9 l/hour)
Belt power (max) 21.48 hp (16.0 kW)
Description Distillate 201 4-speed 2WDMay 2 - 16, 1934Link: Nebraska Tractor Test 223 file / Drawbar performance / Gear 2 (steel); 4 (rubber) used for power test.
Max power 14.36 hp (steel) (10.7 kW)
Max pull 1,921 lbs (steel) (871 kg)

Nebraska Tractor Test 303

Belt fuel use (max) 2.6 gal/hour (9.8 l/hour)
Belt power (max) 25.45 hp (19.0 kW)
Description Distillate 201 4-speed 2WDMay 31 - June 14, 1938Link: Nebraska Tractor Test 303 file / Drawbar performance / Gear 1 used for pull test.
Max power 18.72 hp (steel) (14.0 kW)
Max pull 2,599 lbs (steel) (1178 kg)

References

Description Build a Better Farm published in 1940, by Allis Chalmers

Tractor Tests

Description NTTL 223: distillate 201 4-speed 2WD / NTTL 303: distillate 201 4-speed 2WD

Variants

WF Standard front version (wide)

WC Serial Number Location

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

WC Serial Numbers

1933 1
1934 29
1935 3127
1936 13870
1937 31784
1938 60790
1939 75216
1940 91534
1941 103517
1942 114534
1943 123171
1944 127642
1945 134624
1946 148091
1947 152845
1948 170174
Description FAQ: How to read a serial number table.
Final 178202