Compare/Allis Chalmers B vs Allis Chalmers WF

Allis Chalmers B vs Allis Chalmers WF

Verdict: Allis Chalmers B vs Allis Chalmers WF

The Allis Chalmers B and the Allis Chalmers WF are both tractors — here is how they stack up on the figures that matter. Allis Chalmers WF leads on rated power with 22 hp against 20 hp. Allis Chalmers B is the lighter machine (934 kg vs 1,440 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers WF holds more fuel (56.8 L vs 45.4 L) for longer stints between fills. In short: choose the Allis Chalmers WF for outright pulling power, or the Allis Chalmers B if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Allis Chalmers

Fit score

Best match

Clear

Allis Chalmers

Fit score

Best match

Clear

Rated power

20 hp

22 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

Gear 1 used for pull test.Reference

liquid-cooledReference

Factories

Southampton, EnglandReference

—

Total built

120,783Reference

—

Steering

manualReference

—

Variants

industrial tractorReference

—

standardReference

—

row-cropReference

Engine

Fuel tank

45.4 LReference

56.8 LReference

Plows

1 (16-inch)Reference

2Reference

Drawbar (tested)

14.5 kWReference

—

Belt (tested)

16.6 kWReference

—

Displacement

1.9 LReference

3.3 LReference

Bore/Stroke

76 x 102 mmReference

102 x 102 mmReference

Air cleaner

oil bathReference

—

Compression

4.92:1Reference

—

Rated RPM

1400Reference

—

Firing order

1-2-4-3Reference

Starter volts

6Reference

—

Oil capacity

5.7 LReference

—

Sparkplug

AC 45Reference

—

Sparkplug gap

1.016 mmReference

—

Point gap

0.508 mmReference

—

Intake valve clearance

0.254 mmReference

—

Exhaust valve clearance

0.254 mmReference

—

Coolant capacity

7.6 LReference

—

Belt power (max)

16.6 kWReference

—

Max power

14.5 kWReference

—

Aux. fuel

—

3.8 LReference

Transmission

Gears

3 forward and 1 reverseReference

4 forward and 1 reverseReference

Clutch

dry discReference

—

Oil type

[0oC]Reference

—

32oF [0oC]↑

: SAE140Reference

—

32oF [0oC]↓

: SAE90Reference

—

PTO & Hydraulics

Type

unsynchronized gearReference

gearReference

Rear PTO

transmissionReference

Rear PTO Type

560Reference

540Reference

PTO (claimed)

—

16.4 kWReference

Dimensions

Wheelbase

186 cmReference

177 cmReference

Weight

934 kgReference

1440 kgReference

Front tire

4.00-15Reference

5.5x16Reference

Rear tire

9-24Reference

11.25x24Reference

Ag front

4.00-15Reference

5.5x16Reference

Ag rear

8-38 (Asparagus Special)Reference

11x28Reference

Length

280 cmReference

301 cmReference

Height (exhaust)

194 cmReference

—

Shipping weight

934 kgReference

—

Ballasted weight

1901 kgReference

—

Ground clearance

71 cmReference

—

Front tread

96 to 152 cmReference

—

Rear tread

101 to 152 cmReference

116 to 144 cmReference

Height (hood)

—

139 cmReference

B Serial Number Location

B Serial Numbers

1938

97Reference

389Reference

1939

11800Reference

1336Reference

1940

33502Reference

1892Reference

1941

49721Reference

2300Reference

1942

56782Reference

2704Reference

1943

64501Reference

NoneReference

1944

65502Reference

3004Reference

1945

70210Reference

3195Reference

1946

1001 (IB)Reference

3510Reference

1947

1003 (IB)Reference

3748Reference

1948

1010 (IB)Reference

4111Reference

1949

1282 (IB)Reference

—

1950

1556 (IB)Reference

—

1951

4001 (EB)Reference

—

1952

6861 (EB)Reference

—

1953

9200 (EB)Reference

—

1954

11120 (EB)Reference

—

1955

124711Reference

—

1956

126497Reference

—

1957

127186Reference

—

Final

127461Reference

—

Capacities

Diameter

20 cmReference

22 cmReference

Width

157 cmReference

146 cmReference

RPM

1053Reference

1170Reference

Speed

—

841.25 meters/minReference

Electrical

Ground

positiveReference

—

Charging system

generatorReference

—

Charging amps

12Reference

—

Battery volts

6Reference

—

Test results

Belt fuel use (max)

7.9 l/hourReference

—

Max pull

1209 kgReference

—

WF Serial Number Location

WF Serial Numbers

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.