Allis Chalmers 25-40 E: all source data

All 42 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
Manufacturer	Allis Chalmers
(no label)	Standard-tread tractor
(no label)	Built in West Allis, Wisconsin, USA
Total built	1,426

Engine
(no label)	Allis Chalmers 8.4L 4-cyl gasoline
(no label)	Allis Chalmers 9.2L 4-cyl
Fuel tank	30 gal \| 113.6 L
Aux. fuel	1 gal \| 3.8 L

Transmission
(no label)	2-speed gear

Power
Drawbar (claimed)	25 hp \| 18.6 kW
Belt (claimed)	40 hp \| 29.8 kW
Drawbar (tested)	33.82 hp \| 25.2 kW
Belt (tested)	47.00 hp \| 35.0 kW

Mechanical
(no label)	Two-wheel drive
(no label)	Manual steering
(no label)	Open operator station.

Dimensions
Weight	7000 lbs \| 3175 kg
Front tire	36x6
Rear tire	50x12

Engine

Engine options
(no label)	Allis Chalmers 8.4L 4-cyl gasoline
(no label)	Allis Chalmers 9.2L 4-cyl

Engine detail
(no label)	Allis Chalmers
(no label)	gasoline
(no label)	4-cylinder
(no label)	liquid-cooled vertical I-head
Displacement	510.5 ci \| 8.4 L
Bore/Stroke	5.00x6.50 inches \| 127 x 165 mm
Rated RPM	1000
Coolant capacity (Coolant)	40 qts \| 37.9 L
(no label)	Allis Chalmers
(no label)	4-cylinder
(no label)	liquid-cooled
Displacement	563 ci \| 9.2 L
Bore/Stroke	5.25x6.50 inches \| 133 x 165 mm

Transmission

Transmission
Type	gear
Gears	2 forward and 1 reverse

Dimensions

Tires
Ag front	36x6 steel
Ag rear	50x12 steel

Dimensions
Length	152 inches \| 386 cm
Width	76 inches \| 193 cm
Height	65 inches \| 165 cm
Weight	7000 lbs \| 3175 kg