Wikitractor

Allis Chalmers B

Production ended · 2WD

Belt power · tested

22.2 hp

Weight
2,060 lb
Engines
3 Gasoline
Built
120,783
Price new · 1957
$1,500

Power

Engineno record
PTOno record
Drawbar19.5 hp tested
Belt pulley22.2 hp tested
Listed power17 hp belt basis
Plows rated1

Engines

Allis-Chalmers 2.1L 4-cyl gasolineGasoline · 4 cyl125 ci
Allis-Chalmers 1.9L 4-cyl gasolineGasoline · 4 cyl116 ci
Waukesha 1.9L 4-cyl gasolineGasoline · 4 cyl113 ci
Engine details
Allis-Chalmers 2.1L 4-cyl gasoline
Bore × stroke
3.38 in × 3.5 in
Rated speed
1,500 rpm
Compression
5.75:1
Cooling
liquid-cooled
Firing order
1-2-4-3
Notes
Final engine, used from 1943 on, SN 64501
Allis-Chalmers 1.9L 4-cyl gasoline
Bore × stroke
3.25 in × 3.5 in
Rated speed
1,400 rpm
Compression
4.92:1
Cooling
liquid-cooled vertical I-head
Firing order
1-2-4-3
Notes
Second engine, used until 1943, SN 64500
Waukesha 1.9L 4-cyl gasoline
Bore × stroke
3 in × 4 in
Rated speed
1,400 rpm
Cooling
liquid-cooled
Notes
Original engine, used in 1937 on the first 96 tractors built

Transmissions

3-speed unsynchronized gearunsynchronized gear3F / 1R

Weight

Weight2,060 lb shipping
Shipping2,060 lb
Ballasted4,193 lb

Dimensions

Wheelbase73.4 in
Length110.2 in
Width52.7 in
Ground clearance21.8 in
Front tread, narrowest42 in
Front tread, widest42 in
Rear tread, narrowest40 in
Rear tread, widest52 in

Capacities

Fuel tank12 gal

Hydraulics

Pump flowno record

Hitch

Hitch typeAllis Snap Coupler
Rear lift capacityno record

PTO

Rear PTOtransmission
Rear PTO speeds560

Chassis

Drive2WD
Steeringmanual
BrakesDifferential mechanical contracting band brakes
CabOpen operator station. Canvas cab optional

Tires

Front4.00-15
Rear9-24

Electrical

System voltage6 V
Charginggenerator
Charging output12 A
Groundpositive

Production

Total built120,783
Price new$1,500 (1957)
FactoriesWest Allis, Wisconsin, USA; Southampton, England
Built byAllis Chalmers

Variants

  • IB industrial tractor

Serial numbers

On top of transmission case, by shift lever. English-built models have an 'EB' serial number.

YearFirst serial
193897
193911800
194033502
194149721
194256782
194364501
194465502
194570210
194672265
194773370
194880556
194992295
1950102393
1951114527
1952118674
1953122310
1954124201
1955124711
1956126497
1957127186
Final127461
19461001 (IB)
19471003 (IB)
19481010 (IB)
19491282 (IB)
19501556 (IB)
19511879 (IB)
19522219 (IB)
19532570 (IB)
19514001 (EB)
19526861 (EB)
19539200 (EB)
195411120 (EB)

Literature

  • A New Adventure in Farming Allis Chalmers, 1941
  • Two Snappy Wartime Tractors Allis Chalmers, 1942
  • Operating Directions Model B Tractor (TPL-28G)
  • Farm Equipment Service Manual (SM-3)
  • Build a Better Farm Allis Chalmers, 1940
  • Farm Power Facts Allis Chalmers, 1954