| Manufacturer |
International Harvester |
| Price |
42,250(USD) |
| Model |
4386 |
| Equipment Type |
Four-wheel Drive 4WD Tractors |
| Factory |
Fargo, North Dakota, USA |
NEBRASKA TRACTOR TEST 1256
| Description |
Diesel 10-speed 4WD September 17 - 27, 1977 Link: Nebraska Tractor Test 1256 file Drawbar performance Gear 5L used for power test Gear 1L used for pull test |
| Max power |
169.42hp / 126.3kW |
| Fuel use |
13.6gal/hour / 51.5l/hour |
| Max pull |
23,321lbs / 10578kg |
INTERNATIONAL HARVESTER 4386 POWER
| Engine |
230hp / 171.5kW |
| Drawbar (claimed) |
176hp / 131.2kW |
| Drawbar (tested) |
169.42hp / 126.3kW |
ENGINE DETAIL
The International Harvester 4386 tractor features a robust turbocharged 7.6L six-cylinder diesel engine, delivering a substantial power output of 230hp at 2600 RPM, making it well-suited for intensive agricultural tasks. With a high 15.1:1 compression ratio, it promotes efficient combustion but may require high-quality diesel fuel to avoid knock under load. The paper element air cleaner aids in maintaining engine performance, though regular maintenance is essential to prevent airflow restrictions and ensure optimal operation in dusty environments.
| Description |
International Harvester turbocharged diesel 6-cylinder liquid-cooled |
| Displacement |
466ci / 7.6L |
| Bore/Stroke |
4.30x5.35inches / 109x 136mm |
| Power |
230hp / 171.5kW |
| Air cleaner |
paper elements |
| Compression |
15.1:1 |
| Rated RPM |
2600 |
| Starter volts |
12 |
INTERNATIONAL HARVESTER 4386 ENGINE
The International Harvester 4386 is powered by a robust 7.6L 6-cylinder diesel engine, offering excellent torque and efficiency for heavy-duty applications. With a substantial 150-gallon fuel tank, it allows for extended operation durations, reducing downtime for refueling in large-scale farming or industrial tasks. However, the weight and size may pose challenges in maneuverability in tight spaces, requiring careful handling during operation.
| Description |
International Harvester 7.6L 6-cyl diesel |
| Fuel tank |
150gal / 567.8L |
TRANSMISSION
The International Harvester 4386 features a sliding gear transmission with 10 forward and 2 reverse gears, offering versatility in various operational scenarios. The extensive range of forward gears allows for fine-tuning speed and torque, which is advantageous for a variety of agricultural tasks. However, the sliding gear system may require more operator skill for smooth gear engagement compared to modern synchronized transmissions, posing a potential challenge for inexperienced operators.
| Transmission |
sliding gear |
| Gears |
10 forward and 2 reverse |
MECHANICAL
The International Harvester 4386 features a robust 4x4 articulated 4WD chassis, enhancing stability and traction on diverse terrains, ideal for heavy-duty applications. Its hydrostatic power steering offers responsive maneuverability, while the hydraulic disc brakes ensure reliable stopping power. The 10-speed transmission provides versatility in speed management, making it suitable for varying fields and operational tasks, though maintenance of the braking system is crucial given its hydraulic dependency.
| Chassis |
4x4 articulated 4WD |
| Steering |
hydrostatic power |
| Brakes |
hydraulic disc |
| Cab |
Cab standard with heat and air-conditioning |
| Transmission |
10-speed |
TRACTOR HITCH
INTERNATIONAL HARVESTER 4386 TIRES
The International Harvester 4386 tractor features Ag tires sized 23.1-30 on both front and rear, offering a robust traction profile suitable for large-scale agricultural applications. The uniform tire size can enhance stability and weight distribution, facilitating better performance in various soil conditions. However, the limitations in tire size may affect maneuverability in tighter spaces, making it less ideal for smaller fields or complex terrain.
| Ag front |
23.1-30 |
| Ag rear |
23.1-30 |
DIMENSIONS
| Wheelbase |
118inches / 299cm |
| Operating weight |
24,930lbs / 11308kg |
DIMENSIONS & TIRES
The International Harvester 4386, with a wheelbase of 118 inches (299 cm) and a weight of 24,930 lbs (11,308 kg), offers excellent stability for heavy-duty applications on diverse terrains. Its dual 23.1-30 tires enhance traction and support substantial fieldwork like plowing or tilling. However, its significant weight may pose challenges in softer soils, where compaction can impact crop yields.
| Wheelbase |
118inches / 299cm |
| Weight |
24,930lbs / 11308kg |
| Front tire |
23.1-30 |
| Rear tire |
23.1-30 |
4386 SERIAL NUMBERS
| 1976 |
501 |
| 1977 |
815 |
| 1978 |
1340 |
| 1979 |
1945 |
| 1980 |
2501 |
| 1981 |
2853 |
