Allis Chalmers M tractor specifications

1932 - 1942

1932 - 1942 Agricultural Crawler tractor

Production

Production Manufacturer:Allis Chalmers
Type:Agricultural Crawler tractor
Factory:Springfield, Illinois, USA
Total built:14,524

Variants

Variants M:standard width
WM:wide

Allis Chalmers M Power

Allis Chalmers M Power Drawbar (claimed):22 hp
16.4 kW
Belt (claimed):32 hp
23.9 kW
Drawbar (tested):29.65 hp
22.1 kW
Belt (tested):35.43 hp
26.4 kW
power test details ...

1932 - 1942

Agricultural Crawler tractor

Nebraska Tractor Test 216

Nebraska Tractor Test 216
4.9L gasoline 4-speed crawler September 23 - October 9, 1933 Link: Nebraska Tractor Test 216 file
Belt power (max):	35.43 hp 26.4 kW
Belt fuel use (max):	3.6 gal/hour 13.6 l/hour
Drawbar performance
Max power:	29.65 hp 22.1 kW
Gear 1 used for power test.
Max pull:	5,166 lbs 2343 kg
Gear 1 used for pull test.

Nebraska Tractor Test 239

Nebraska Tractor Test 239
Gasoline 4-speed crawler August 1 - 9, 1935 Link: Nebraska Tractor Test 239 file
Belt power (max):	35.05 hp 26.1 kW
Belt fuel use (max):	4.2 gal/hour 15.9 l/hour
Drawbar performance
Max power:	28.66 hp 21.4 kW
Gear 2 used for power test.
Max pull:	5,009 lbs 2272 kg
Gear 1 used for pull test.

Allis Chalmers M Engines

Allis Chalmers M Engines Allis Chalmers 4.9L 4-cyl gasoline Allis Chalmers 5.2L 4-cyl gasoline Fuel tank:24 gal
90.8 L
Engine details ...

1932 - 1942

Agricultural Crawler tractor

Engines overview

Engines overview
Allis Chalmers 4.9L 4-cyl gasoline
Allis Chalmers 5.2L 4-cyl gasoline

Engine Detail

Engine Detail
Allis Chalmers
gasoline
4-cylinder
liquid-cooled vertical I-head
Original engine used until 1936, SN 2941
Displacement:	300.7 ci 4.9 L
Bore/Stroke:	4.375x5.00 inches 111 x 127 mm
Air cleaner:	oil bath
Compression:	4.2:1 (early)
	4.7:1 (late)
Rated RPM:	1200
Starter volts:	6
Oil capacity:	10 qts 9.5 L
Coolant capacity:	24 qts 22.7 L

Engine Detail

Engine Detail
Allis Chalmers
gasoline
4-cylinder
liquid-cooled vertical I-head
Used from 1936 on, SN 2942
Displacement:	318 ci 5.2 L
Bore/Stroke:	4.50x5.00 inches 114 x 127 mm
Air cleaner:	oil bath
Rated RPM:	1200

Mechanical

Mechanical Chassis:crawler
Cab:Open operator station.
Transmission:4-speed gear
Transmission details ...

1932 - 1942

Agricultural Crawler tractor

Transmission

Transmission
Type:	gear
Gears:	4 forward and 1 reverse
Clutch:	Rockford dry plate
Oil capacity:	12 qts 11.4 L

Speeds

Speeds

Dimensions & Tracks

Dimensions & Tracks Weight:6200 lbs
2812 kg
tracks Full dimensions and tracks ...

1932 - 1942

Agricultural Crawler tractor

Allis Chalmers M Tracks

Dimensions

Dimensions
Length:	101.3 inches 257 cm
Width:	57.25 inches 145 cm
Height:	56 inches 142 cm
Weight:	6200 lbs 2812 kg
Gauge:	40 inches 101 cm

M Serial Numbers

M Serial Numbers Location:Right side of transmission case
1932:1
1933:42
1934:402
1935:842
1936:1942
1937:3842
1938:7067
1939:8127
1940:9540
1941:11380
1942:12947

how to read serial numbers...