Introduction
International Harvester 733 Utility Tractor
The International Harvester 733 is a utility tractor produced in Neuss, Germany, between 1980 and 1990. As part of the series spanning the 633 and 833 models, it was engineered for general agricultural tasks, offering a balance between operational versatility and mechanical reliability.
Engine and Performance
The tractor is powered by the International Harvester D-206, a 3.4-liter, 4-cylinder liquid-cooled diesel engine. It generates 59 horsepower (44.0 kW) at a rated speed of 2180 RPM. The engine utilizes a direct fuel injection system and produces 154 lb-ft (208.8 Nm) of torque at 1600 RPM, providing consistent lugging ability for field operations.
Transmission and Drivetrain
The 733 offers multiple transmission configurations to suit varying operational requirements. Options include a standard 8-speed forward and 4-speed reverse gearbox, as well as a synchronized 16-speed forward and 8-speed reverse configuration. A creeper gear variant is also available for high-torque, low-speed tasks. The drivetrain features a 280mm dry disc clutch, with models available in both two-wheel and four-wheel drive variants.
Hydraulics and Hitch
The hydraulic system provides a pump flow of 8.5 gpm (32.2 lpm) with a system capacity of 3.2 gallons (12.1 L). The rear of the tractor is equipped with a Category II three-point hitch, capable of lifting up to 4,630 lbs (2,100 kg), allowing for the operation of a wide range of mounted implements. An independent rear PTO operating at 540 RPM is standard, ensuring efficient power delivery to external equipment.
Operator Environment and Chassis
The tractor is built on a robust chassis with mechanical rear differential locks and hydraulic disc brakes for improved safety and traction control. Steering varies by drivetrain, featuring manual steering for 2WD models and power steering for 4WD versions. The operator platform is protected by a four-post ROPS structure, with an optional heated cab available for improved climate control in varying weather conditions.
Conclusion
The International Harvester 733 is a durable utility tractor suitable for small to medium-sized agricultural operations. Its combination of a reliable diesel engine, multiple transmission options, and substantial lift capacity makes it an effective tool for general field work and implement management.
International Harvester 733 Manuals & Documentation
Download the manuals and documentation available for the International Harvester 733: repair and workshop manuals, operator's handbooks, spare-parts catalogs and technical leaflets — free PDF files.
Archive documentation provided for reference, hosted by Tractor-Info.
Production Information of International Harvester, 733
- Utility tractor
- Built in Neuss, Germany
| Manufacturer | International Harvester |
|---|
Dimension and Tires Information of International Harvester, 733
| 4WD Rear tread | 50.4 to 74.8 inches [128 to 189 cm] |
|---|---|
| 2WD Wheelbase | 86.2 inches [218 cm] |
| 2WD Height (steering wheel) | 60 inches [152 cm] |
| Width | 64.6 inches [164 cm] |
| 4WD Wheelbase | 84.6 inches [214 cm] |
| 2WD Front tread | 48.5 to 69.7 inches [123 to 177 cm] |
| 4WD Height (steering wheel) | 69.8 inches [177 cm] |
| Length | 141.5 inches [359 cm] |
| 2WD Rear tread | 56.2 to 74.8 inches [142 to 189 cm] |
| 4WD Front tread | 54.1 to 63.9 inches [137 to 162 cm] |
| Clearance (front axle) | 20.9 inches [53 cm] |
| 2WD Standard tires (ag) | Front: 7.50-16. Rear: 13.6/12x36 |
|---|---|
| 4WD Standard tires (ag) | Front: 10.5x20. Rear: 13.6/12x36 |
Engine Specifications of International Harvester, 733
- International Harvester D-206
- Liquid-cooled
- Diesel
- 4-cylinder
| Coolant capacity | 18.5 qts [17.5 L] |
|---|---|
| Fuel system | Direct injection |
| Air cleaner | Dry |
| Torque | 154 lb-ft [208.8 Nm] |
| Rated RPM | 2180 |
| Displacement | 206.4 ci [3.4 L] |
| Power | 59 hp [44.0 kW] |
| Bore/Stroke | 3.875x4.375 inches [98 x 111 mm] |
| Oil capacity | 9.5 qts [9.0 L] |
| Starter volts | 12 |
| Torque RPM | 1600 |
Transmission Information of International Harvester, 733
Transmission variants 1
- Four gears (1-4) in two ranges, plus reverse range.
| Gears | 8 forward and 4 reverse |
|---|---|
| Clutch | 280mm dry disc |
Transmission variants 2
| Transmission | Synchron |
|---|---|
| Gears | 16 forward and 8 reverse |
Transmission variants 3
| Type | Creeper |
|---|---|
| Gears | 16 forward and 8 reverse |
- 8-speed
- 16-speed
- 16-speed creeper
Mechanical Specs of International Harvester, 733
- Two- or four-wheel drive
- Hydraulic disc brakes
- Four-post ROPS. Cab optional with heat.
| 4WD Steering | Power |
|---|---|
| Differential lock | Mechanical rear |
| 2WD Steering | Manual |
Power Information of International Harvester, 733
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540 |
Hydraulics Specifications of International Harvester, 733
| Capacity | 3.2 gal [12.1 L] |
|---|---|
| Pump flow | 8.5 gpm [32.2 lpm] |
Three-Point Hitch of International Harvester, 733
| Rear Type | II |
|---|---|
| Rear lift | 4630 lbs [2100 kg] |
Electrical System of International Harvester, 733
| Charging system | Alternator |
|---|---|
| Battery AH | 88 |
| Battery volts | 12 |
| Charging amps | 33 |
| Charging volts | 14 |
Where it sits
With 59 HP, the International Harvester 733 sits between 633 (52 HP) and 833 (67 HP) in International Harvester's range. Its power puts it in the 41th percentile of 1980s models in our database (2052 machines).
Frequently asked questions
How much horsepower does the International Harvester 733 have?
The International Harvester 733 delivers 59 HP.
What years was the International Harvester 733 produced?
The International Harvester 733 was produced in 1980-1990.
What engine does the International Harvester 733 have?
The International Harvester 733 is powered by a Diesel, 4-cylinder engine.
Is the International Harvester 733 4WD?
The International Harvester 733 is available in 2WD/4WD.