International Harvester 744
The International Harvester 744 is a row-crop tractor produced from 1974 to 1980. Built in Neuss, Germany, it features a 3.9L 4-cylinder diesel engine producing 72 hp (53.7 kW). It offers 8-speed and 12-speed partial power shift transmissions, two- or four-wheel drive options, and an open operator station. The tractor includes a hydraulic pump flow of 7.9 gpm (29.9 lpm), a rear Type II hitch with position and draft control, and an independent rear PTO with 540 or optional 540/1000 RPM. Dimensions include an 86-inch wheelbase, 148.6-inch length, and weights ranging from 6590 to 7497 lbs depending on drive configuration. Electrical system features a 12-volt battery and 28-amp alternator.
Power72 hp
Founded1974 - 1980
Model744
Technical Specifications
Detailed specifications and technical data for International Harvester 744
Power
| Engine power | 72 hp (53.7 kW) |
|---|
Engine
| Type | diesel, 4-cylinder, liquid-cooled |
|---|---|
| Model | International Harvester D-239 |
| Power | 72 hp (53.7 kW) |
| Torque | 169.3 lb-ft (229.6 Nm) |
| Fuel tank | 19.6 gal (74.2 L) |
| Rated RPM | 2300 |
| Torque RPM | 1200 |
| Bore/Stroke | 3.875x5.06 inches (98 x 129 mm) |
| Compression | 16:1 |
| Fuel system | direct injection |
| Displacement | 238.65 ci (3.9 L) |
| Starter volts | 12 |
Electrical
| Ground | negative |
|---|---|
| Battery AH | 88 |
| Battery volts | 12 |
| Charging amps | 28 |
| Charging system | alternator |
Hydraulics
| Pump flow | 7.9 gpm (29.9 lpm) |
|---|
Mechanical
| Drive | Two- or four-wheel drive |
|---|---|
| Steering | Manual |
| Final drives | planetary |
| Operator station | Open operator station |
Production
| Type | Row-Crop tractor |
|---|---|
| Built in | Neuss, Germany |
| Manufacturer | International Harvester |
| Years produced | 1974 - 1980 |
Transmission
| Type | partial power shift |
|---|---|
| Options | 8-speed, 12-speed partial power shift |
| Transmission | Agriomatic S |
| Gears (8-speed) | 8 forward and 4 reverse |
| Gears (12-speed partial power shift) | 12 forward and 4 reverse |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | II |
| Rear lift capacity | 6394 lbs (2900 kg) |
Dimensions & Tires
| Width | 80.3 inches (203 cm) |
|---|---|
| Height | 69.8 inches (177 cm) |
| Length | 148.6 inches (377 cm) |
| Rear tire | 16.9-34, 16.9-34 (MFWD) |
| Wheelbase | 86 inches (218 cm) |
| 2WD Weight | 6590 lbs (2989 kg) |
| 4WD Weight | 7497 lbs (3400 kg) |
| Front tire | 7.50-18, 11.2-24 (MFWD) |
| Ground clearance | 14.6 inches (37 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 540@1920, 1000@2000 |
| Optional PTO | 540/1000 Optional |
| Rear PTO Type | 540 |
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