Allis Chalmers 20-35 tractor specifications

1922 - 1930

1922 - 1930 Standard-tread tractor

Production

Production Manufacturer:Allis Chalmers
Type:Standard-tread tractor
Factory:West Allis, Wisconsin, USA
When the Allis-Chalmers E 18-30 was re-tested in 1921 at 930 RPM, it produced a rated 38 belt horsepower. The tractor was re-named the 20-35.

Allis Chalmers 20-35 Power

Allis Chalmers 20-35 Power Drawbar (claimed):20 hp
14.9 kW
Belt (claimed):35 hp
26.1 kW
Drawbar (tested):33.20 hp
24.8 kW
Belt (tested):44.29 hp
33.0 kW
power test details ...

1922 - 1930

Standard-tread tractor

Nebraska Tractor Test 83

Nebraska Tractor Test 83
Gasoline 2-speed 2WD September 15 - 24, 1921 Link: Nebraska Tractor Test 83 file
Belt power (max):	43.73 hp 32.6 kW
Belt fuel use (max):	4.7 gal/hour 17.8 l/hour
Drawbar performance
Max power:	25.45 hp 19.0 kW
Max pull:	3075 lbs 1394 kg

Nebraska Tractor Test 151

Nebraska Tractor Test 151
Gasoline 2-speed 2WD June 19 - 26, 1928 Link: Nebraska Tractor Test 151 file
Belt power (max):	44.29 hp 33.0 kW
Belt fuel use (max):	5.0 gal/hour 18.9 l/hour
Drawbar performance
Max power:	33.20 hp 24.8 kW
Max pull:	4,400 lbs 1995 kg

Allis Chalmers 20-35 Engine

Allis Chalmers 20-35 Engine Allis Chalmers 7.6L 4-cyl gasoline Fuel tank:25 gal
94.6 L
Aux. fuel:7.75 gal
29.3 L
Engine details ...

1922 - 1930

Standard-tread tractor

Engine Detail

Engine Detail
Allis Chalmers
gasoline
4-cylinder
liquid-cooled vertical valve-in-head
Displacement:	460.7 ci 7.6 L
Bore/Stroke:	4.75x6.50 inches 121 x 165 mm
Fuel system:	Kingston L 1.5" carburetor
Air cleaner:	oil bath
Rated RPM:	930
Coolant capacity:	40 qts 37.9 L

Mechanical

Mechanical Chassis:4x2 2WD
Steering:manual
Cab:Open operator station.
Transmission:2-speed unsynchronized gear
Transmission details ...

1922 - 1930

Standard-tread tractor

Transmission

Transmission
Type:	unsynchronized gear
Gears:	2 forward and 1 reverse
Clutch:	hand-operated expanding shoe

Speeds

Speeds

Dimensions & Tires

Dimensions & Tires Weight:6640 lbs
3011 kg
Front tire:36x6
Rear tire:50x12
Full dimensions and tires ...

1922 - 1930

Standard-tread tractor

Allis Chalmers 20-35 Tires

Allis Chalmers 20-35 Tires
Ag front:	36x6 steel
Ag rear:	50x12 steel

Dimensions

Dimensions
Length:	135 inches 342 cm
Width:	66 inches 167 cm
Height:	68 inches 172 cm
Weight:	6640 lbs 3011 kg

20-35 Serial Numbers

20-35 Serial Numbers Location:Serial number on a plate in front of the steering wheel until 1927. After, the serial number is front of shifter on transmission case.
1923:6161
1924:6397
1925:6755
1926:7369
1927:8070
1928:9870
1929:16762
1930:23252
Final:24185

how to read serial numbers...