Search
Find your tractor.
Menu ☰
Years in Production / 1940–1949
Allis-Chalmers
C
Explore the specifications, hardware, and original references for the Allis-Chalmers C.
21hp
Engine estimate · from PTO
2WD Only
Drive
1940–1949
Production years
Allis-Chalmers
Manufacturer
C / 01
At a glance
Overview
- Alternative Additional Value
- SAE20W
Production
Row-Crop tractor
Built in West Allis, Wisconsin, USA
Original price was $1,200 in 1949
- Manufacturer
- Allis Chalmers
- Total Built
- 84,020
Pto
- Rear Pto
- transmission
- Rear Type
- 560
Serial Numbers
FAQ: How to read a serial number table.
- 1940
- 1
- 1941
- 112
- 1942
- 12389
- 1943
- 18782
- 1944
- 23908
- 1945
- 30695
- 1946
- 36378
- 1947
- 39168
- 1948
- 51515
- 1949
- 68281
- 1950
- 80518
Belt Pulley
- Diameter
- 8 inches20 cm
- Width
- 5.5 inches13 cm
- Rpm
- 1129
Electrical
- Ground
- positive
- Charging System
- generator
- Charging Amps
- 12
- Battery Volts
- 6
- Battery Ah
- 95
Mechanical
Two-wheel drive
Manual steering
Mechanical drum brakes
Open operator station.
C / 02
Under the hood
Engine Detail (Option 1)
Allis Chalmers CE
distillate
4-cylinder 8-valve
liquid-cooled vertical I-head
Low-octane fuel engine designed to run on tractor fuels with an octane rating of 30 or higher.
- Displacement
- 125.2 ci2.1 L
- Bore Stroke
- 3.375x3.50 inches86 x 89 mm
- Air Cleaner
- oil bath
- Compression Ratio
- 4.75:1
- Rated Rpm
- 1500
- Firing Order
- 1-2-4-3
- Starter Volts
- 6
- Coolant Capacity
- 8 qts7.6 L
- Sparkplug
- Autolite A 9
- Sparkplug
- AC 47
- Sparkplug Gap
- 0.035 inches0.889 mm
- Point Gap
- 0.020 inches0.508 mm
- Intake Valve Clearance
- 0.010 inches (hot)0.254 mm
- Exhaust Valve Clearance
- 0.010 inches (hot)0.254 mm
- Cylinders
- 4
- Cooling
- liquid-cooled vertical I-head
- Oil Capacity
- 4 qts3.8 L
Engine Detail (Option 2)
Allis-Chalmers CE
gasoline
4-cylinder 8-valve
liquid-cooled
- Displacement
- 125.2 ci2.1 L
- Bore Stroke
- 3.375x3.50 inches86 x 89 mm
- Air Cleaner
- oil bath
- Compression Ratio
- 5.75:1
- Rated Rpm
- 1500
- Firing Order
- 1-2-4-3
- Coolant Capacity
- 8 qts7.6 L
- Sparkplug
- Autolite AN 7
- Sparkplug
- AC 45
- Sparkplug Gap
- 0.035 inches0.889 mm
- Point Gap
- 0.020 inches0.508 mm
- Intake Valve Clearance
- 0.010 inches0.254 mm
- Exhaust Valve Clearance
- 0.010 inches0.254 mm
- Fuel Type
- gasoline
- Cylinders
- 4
- Cooling
- liquid-cooled
- Oil Capacity
- 4 qts3.8 L
Engine Options
Allis Chalmers 2.1L 4-cyl distillate
Allis-Chalmers 2.1L 4-cyl gasoline
- Fuel Tank
- 13 gal49.2 L
- Aux Fuel
- 1 gal3.8 L
C / 03
Size. Stance. Footprint.
Dimensions
- Length
- 114 in289 cm
- Width
- 68.5 in173 cm
- Height
- 62.75 in159 cm
- Wheelbase
- 77 in195 cm
- Front tread
- 82 in208 cm
- Rear tread
- 52 in132 cm
Dimensions And Tires
- Wheelbase
- 77 inches195 cm
- Weight
- 2500 lbs1134 kg
- Front Tire
- 4.00-15
- Rear Tire
- 9-24
Tires And Tracks
- Front Ag
- 4.00-15
- Front Ag
- 6-12
- Rear Ag
- 9-24
- Rear Ag
- 10-24
C / 04
Tractor Photos
See it in action
Videos
Watch Allis-Chalmers C videos from their original YouTube creators.
C / 06
Tests (NTTL)
Nebraska Tractor Test 363
Distillate 3-speed 2WDOctober 28 - November 6, 1940
PTO performance
Drawbar performance
Gear 2 used for power test.
Gear 1 used for pull test.
- Id
- 363
- Power At Rated Engine Speed
- 19.40 hp14.5 kW
- Fuel Use
- 1.6 gal/hour6.1 l/hour
- Max Power
- 15.96 hp11.9 kW
- Max Pull
- 2,368 lbs1074 kg
Nebraska Tractor Test 364
Gasoline 3-speed 2WDOctober 28 - November 7, 1940
PTO performance
Drawbar performance
Gear 2 used for power test.
Gear 1 used for pull test.
- Id
- 364
- Power At Rated Engine Speed
- 23.30 hp17.4 kW
- Fuel Use
- 2.0 gal/hour7.6 l/hour
- Max Power
- 18.4 hp13.7 kW
- Max Pull
- 2,352 lbs1066 kg