| Manufacturer |
International Harvester |
| Price |
7,500(USD) |
| Model |
544 |
| Equipment Type |
Utility Tractors |
| Factory |
Rock Island, Illinois, USA |
NEBRASKA TRACTOR TEST 983 2
| Description |
Diesel Torque Amplifier 2WD September 7 - 20, 1968 Link: Nebraska Tractor Test 983 file PTO performance Drawbar performance Gear 3-Direct used for power test. Gear 2-TA used for pull test |
| Power at rated engine speed |
52.95hp / 39.5kW |
| Fuel use |
3.3gal/hour / 12.5l/hour |
| Power at rated PTO speed |
49.66hp / 37.0kW |
| Max power |
44.56hp / 33.2kW |
| Max pull |
6,528lbs / 2961kg |
NEBRASKA TRACTOR TEST 984 2
| Description |
Gasoline Torque Amplifier 2WD September 7 - 20, 1968 Link: Nebraska Tractor Test 984 file PTO performance Drawbar performance Gear 3-Direct used for power test. Gear 2-TA used for pull test |
| Power at rated engine speed |
52.84hp / 39.4kW |
| Fuel use |
4.4gal/hour / 16.7l/hour |
| Power at rated PTO speed |
50.29hp / 37.5kW |
| Max power |
44.74hp / 33.4kW |
| Max pull |
6,521lbs / 2957kg |
NEBRASKA TRACTOR TEST 1007 2
| Description |
Gasoline hydrostatic 2WD April 23 - May 5, 1969 Link: Nebraska Tractor Test 1007 file PTO performance Drawbar performance |
| Power at rated engine speed |
53.87hp / 40.2kW |
| Fuel use |
5.5gal/hour / 20.8l/hour |
| Power at rated PTO speed |
49.11hp / 36.6kW |
| Max power |
40.33hp / 30.1kW |
| Max pull |
6,518lbs / 2956kg |
NEBRASKA TRACTOR TEST 1029 2
| Description |
Diesel hydrostatic 2WD November 1 - 7, 1969 Link: Nebraska Tractor Test 1029 file PTO performance Drawbar performance |
| Power at rated engine speed |
55.52hp / 41.4kW |
| Fuel use |
4.2gal/hour / 15.9l/hour |
| Power at rated PTO speed |
50.06hp / 37.3kW |
| Max power |
41.58hp / 31.0kW |
| Max pull |
6,579lbs / 2984kg |
INTERNATIONAL HARVESTER 544 POWER
| Drawbar (claimed) |
45.4hp / 33.9kW |
| PTO (claimed) |
52hp / 38.8kW |
| Drawbar (tested) |
44.74hp / 33.4kW |
| PTO (tested) |
55.52hp / 41.4kW |
ENGINES OVERVIEW
The International Harvester 544 tractor is equipped with a choice of a 3.9L 4-cylinder diesel or a 3.3L 4-cylinder gasoline engine, offering a balance between fuel efficiency and power. Diesel engines typically provide greater torque for heavy-duty tasks like plowing and towing, while gasoline variants may offer easier starting and lower initial costs. Consider your operational requirements—heavy agricultural work favors diesel, whereas lighter tasks might benefit from the gasoline option.
| Description |
International Harvester 3.9L 4-cyl diesel International Harvester 3.3L 4-cyl gasoline |
ENGINE DETAIL 1
The International Harvester 544 tractor features a D239 diesel engine with a displacement of 3.9L, providing robust torque for agricultural tasks. Its 16:1 compression ratio and 2400 RPM rated speed allow for efficient fuel combustion and operational longevity, making it well-suited for heavy-duty applications. However, consider its oil and coolant capacities (7 qts and 15 qts, respectively) for maintenance intervals, as insufficient fluid levels can lead to overheating or premature engine wear.
| Description |
International Harvester D239 diesel 4-cylinder liquid-cooled |
| Displacement |
238.6ci / 3.9L |
| Bore/Stroke |
3.875x5.06inches / 98x 129 mm |
| Compression |
16:1 |
| Rated RPM |
2400 |
| Oil capacity |
7 qts /6.6 L |
| Coolant capacity |
15qts / 14.2L |
ENGINE DETAIL 2
The International Harvester 544 features a C200 gasoline engine with a moderate displacement of 3.3L and a compression ratio of 7.6:1, providing a reliable power output suitable for light to medium agricultural tasks. With a rated RPM of 2400, it optimizes fuel efficiency and performance, but its lower compression may limit its adaptability to high-performance applications. The oil and coolant capacities (7 qts and 14 qts respectively) ensure adequate lubrication and temperature regulation, essential for prolonged operation in demanding environments.
| Description |
International Harvester C200 gasoline 4-cylinder liquid-cooled |
| Displacement |
200.3ci / 3.3L |
| Bore/Stroke |
3.813x4.39inches / 97x 112 mm |
| Compression |
7.6:1 |
| Rated RPM |
2400 |
| Oil capacity |
7 qts /6.6 L |
| Coolant capacity |
14qts / 13.2L |
INTERNATIONAL HARVESTER 544 ENGINES
The International Harvester 544 features a choice between a 3.9L diesel and a 3.3L gasoline engine, providing versatility for different fuel preferences. The diesel variant includes a 15-gallon tank, offering higher fuel efficiency for longer operational periods, while the gasoline version, with a 23-gallon tank, facilitates quicker refueling but may incur higher operational costs. When selecting, consider the typical workload; the diesel is advantageous for sustained heavy tasks, whereas the gasoline option may suit lighter, intermittent use.
| Description |
International Harvester 3.9L 4-cyl diesel International Harvester 3.3L 4-cyl gasoline |
| Diesel Fuel tank |
15gal / 56.8L |
| Gasoline Fuel tank |
23gal / 87.1L |
TRANSMISSIONS OVERVIEW
The International Harvester 544 tractor features a versatile transmission system with a 5-speed gear, 10-speed two-speed power shift, hydrostatic, and 5-speed shuttle, providing excellent adaptability for various farming operations. Advantages include smooth shifting and efficient torque management, enhancing both field performance and operator comfort. However, the complexity of the multi-transmission system may present challenges in maintenance and operator training, especially in demanding scenarios requiring rapid gear changes.
| Description |
5-speed gear/10-speed two-speed power shift/hydrostatic/5-speed shuttle |
TRANSMISSION 1
The International Harvester 544 features a 5-speed forward and 1-speed reverse gearbox, allowing for versatile operation across various terrains. The gear ratio design aids in optimizing torque delivery, beneficial for both agricultural tasks and hauling. However, the limited reverse gear could be a challenge in certain maneuvering scenarios, potentially requiring additional effort for tight spaces.
| Type |
gear |
| Gears |
5 forward and 1 reverse |
TRANSMISSION 2
The International Harvester 544 tractor features a two-speed power shift transmission with a torque amplifier, allowing for enhanced torque management during load conditions. This setup provides a total of 10 forward and 2 reverse gears, which facilitates versatility and efficiency in various agricultural tasks. However, operators might face a learning curve with the power shift mechanism, necessitating skillful gear selection for optimal performance.
| Transmission |
Torque Amplifier |
| Type |
two-speed power shift |
| Gears |
10 forward and 2 reverse |
TRANSMISSION 3
The International Harvester 544 tractor features a hydrostatic transmission, allowing for smooth, infinite speed adjustments in both forward and reverse, which enhances maneuverability, particularly in tight spaces or during delicate tasks. While it provides excellent control, hydrostatic systems may require more maintenance and can be less efficient under heavy loads compared to gear-driven systems. Ideal for applications such as landscaping and gardening, the 544 excels in versatility but may not be the best choice for high-torque farming tasks.
| Type |
hydrostatic |
| Gears |
infinite forward and reverse |
TRANSMISSION 4
The International Harvester 544 features a shuttle transmission system, allowing seamless gear shifts between forward and reverse within its 5-speed configuration. This can enhance operator efficiency, especially in tasks requiring frequent directional changes, such as loader work. However, operators should be cautious with clutch engagement to prevent wear or potential damage to the transmission over prolonged use.
| Type |
shuttle |
| Gears |
5 forward and reverse |
MECHANICAL
The International Harvester 544 features a 4x2 2WD chassis, which offers lower initial costs and less maintenance but may limit traction in challenging terrain. Its power steering and disc brakes enhance operator control and safety, particularly beneficial in field operations. The versatile transmission options—5-speed gear, 10-speed power shift, hydrostatic, and 5-speed shuttle—allow for customized performance across a variety of tasks, making it suitable for both light farming and towing applications.
| Chassis |
4x2 2WD |
| Steering |
power |
| Brakes |
disc |
| Cab |
Open operator station |
| Transmissions |
5-speed gear/10-speed two-speed power shift/hydrostatic/5-speed shuttle |
HYDRAULICS
| Pump flow |
6 gpm /22.7 lpm |
| Total flow |
12gpm / 45.4lpm |
TRACTOR HITCH
POWER TAKE-OFF (PTO)
| Rear PTO |
independent |
| Rear RPM |
540/1000 |
INTERNATIONAL HARVESTER 544 TIRES
The International Harvester 544 features a robust tire configuration with Ag front tires (6.00-16) and Ag rear tires (14.9-28), offering a solid grip and stability for field operations. This setup enhances traction in various soil conditions, making it ideal for tillage and row cropping. However, the relatively smaller front tires may limit maneuverability in tighter spaces, necessitating strategic navigation during tasks.
| Ag front |
6.00-16 |
| Ag rear |
14.9-28 |
DIMENSIONS
| Wheelbase |
73inches / 185cm |
| Length |
138inches / 350cm |
| Width |
71inches / 180cm |
| Height (steering wheel) |
62inches / 157cm |
| Clearance (front axle) |
18inches / 45cm |
| Clearance (drawbar) |
11inches / 27cm |
INTERNATIONAL HARVESTER 544 WEIGHT
| Gasoline Shipping |
4980lbs / 2258kg |
| Diesel Shipping |
5220lbs / 2367kg |
| Diesel gear Operating |
7195lbs / 3263kg |
| Diesel hydro Operating |
7215lbs / 3272kg |
DIMENSIONS & TIRES
The International Harvester 544 features a 73-inch wheelbase, providing stability during operation and enhancing maneuverability in tight spaces. With a weight range of 4,980 to 7,215 pounds, it offers a solid platform suitable for various tasks, albeit it may pose challenges in transportability and ground pressure in softer soils. The tire specifications—6.00-16 in the front and 14.9-28 in the rear—suggest good traction for agricultural applications; however, owners should consider potential replacement costs and availability of these tire sizes.
| Wheelbase |
73inches / 185cm |
| Weight |
4980 to 7215 pounds |
| Front tire |
6.00-16 |
| Rear tire |
14.9-28 |
544 SERIAL NUMBERS
| Location |
Serial number plate on the right side of the tractor, on the clutch housing. |
| 1968 |
10250 |
| 1969 |
12699 |
| 1970 |
14589 |
| 1971 |
16018 |
| 1972 |
16838 |
| 1973 |
17341 |
