All 79 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
International Harvester
Total built
2,070 (gas/LP)
Total built
1,118 (diesel)
Original price
$3,400 (1956)
(no label)
The International W-400 started as the International 400. In June of 1955 a decision was made to rename it the W-400, bringing the name closer to the "W" series McCormick tractors it replaced.
Engine
(no label)
International Harvester 4.3L 4-cyl gasoline
(no label)
International Harvester 4.3L 4-cyl diesel
(no label)
International Harvester 4.3L 4-cyl LP gas
Fuel tank
18 gal (gas/diesel) | 68.1 L
Fuel tank
31 gal (LP) | 117.3 L
Transmission
(no label)
5-speed sliding gear
(no label)
10-speed partial power shift
Power
Drawbar (claimed)
43.8 hp | 32.7 kW
PTO (claimed)
48.5 hp | 36.2 kW
Drawbar (tested)
47.30 hp | 35.3 kW
Belt (tested)
51.94 hp | 38.7 kW
Mechanical
(no label)
Two-wheel drive
Steering
hydraulic power
(no label)
Mechanical disc brakes
(no label)
Open operator station.
Pto
Rear PTO
independent
Rear PTO Type
540
Dimensions
Weight
6158 to 6550 pounds
Front tire
6.50-18
Rear tire
15.00-30
Serial location
(no label)
Serial plate on the clutch housing, left side of tractor.
Engine
Engine options
(no label)
International Harvester 4.3L 4-cyl gasoline
(no label)
International Harvester 4.3L 4-cyl diesel
(no label)
International Harvester 4.3L 4-cyl LP gas
Engine detail
(no label)
International Harvester
(no label)
gasoline
(no label)
4-cylinder
(no label)
liquid-cooled vertical I-head
Displacement
264 ci | 4.3 L
Bore/Stroke
4.00x5.25 inches | 102 x 133 mm
Compression
6.3:1
Rated RPM
1450
Firing order
1-3-4-2
Starter volts
6
Coolant capacity (Coolant)
27 qts | 25.6 L
(no label)
International Harvester
(no label)
diesel
(no label)
4-cylinder
(no label)
liquid-cooled vertical I-head
Displacement
264 ci | 4.3 L
Bore/Stroke
4.00x5.25 inches | 102 x 133 mm
Compression
16.5:1
Rated RPM
1450
Firing order
1-3-4-2
Starter volts
12
Coolant capacity (Coolant)
29 qts | 27.4 L
(no label)
International Harvester
(no label)
LP gas
(no label)
4-cylinder
(no label)
liquid-cooled vertical I-head
Displacement
264 ci | 4.3 L
Bore/Stroke
4.00x5.25 inches | 102 x 133 mm
Compression
8.33:1
Rated RPM
1450
Firing order
1-3-4-2
Starter volts
12
Coolant capacity (Coolant)
27 qts | 25.6 L
Transmission
Transmission options
(no label)
5-speed sliding gear
(no label)
10-speed partial power shift
Transmission
Manufacturer
International Harvester
Type
sliding gear
Gears
5 forward and 1 reverse
Transmission
International Harvester Torque Amplifier
Type
partial power shift
Gears
10 forward and 2 reverse
(no label)
The Torque Amplifier (TA) uses a planetary gearset to provide a shift between direct-drive (DD) and the TA underdrive.