International Harvester 986

Last Updated: June 2024

Overview

The International Harvester 986 tractor was a versatile and robust row-crop tractor from the 86 series, designed for a range of agricultural tasks. Built between 1976 and 1981 in Rock Island, Illinois, this tractor could be used in both 2WD and 4WD configurations, catering to the specific needs of the land and crop environment. The power unit, a 436 cubic inch, six-cylinder International Harvester D436 diesel engine was capable of delivering reliable performance at a rated RPM of 2400. It featured a partial power shift transmission with 16 forward and 8 reverse gears, providing a good range of speeds while working in the field. The tractor included power assist steering and hydraulic disc brakes, which improved maneuverability and control. The standard cab made it a more comfortable choice for operators, while its three-point hitch system and independent PTO added to the tractor's versatility. Overall, the International Harvester 986 was known for its strong build and adaptability in various farming operations.
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Key Specifications

Category: Row Crop

Transmission: Partial Power Shift

Drive Type: 2WD or 4WD

Operating Weight: 13,030 (2WD)

Fuel Type: Diesel

Lift Capacity: 5,755 (at 24 inches behind link ends)

International Harvester 986 vs. Similar Tractors

Hitch Capacity
Poor
Greater than 6% of similar tractors.
Operating Weight
Poor
Greater than 7% of similar tractors.

Technical Specifications

Engine

Manufacturer
International Harvester
Model
D436
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Natural Aspiration
Cylinders
6
Displacement (ci)
436
Bore (in)
4.3
Stroke (in)
5
Rated RPM
2400
Power Output (hp)
-

Transmission

Type
Partial Power Shift
Forward Gears
16
Reverse Gears
8
Total Gears
-

Dimensions

Length (in)
167 (2WD option provided in cm)
Width (in)
102
Height (in)
112 (with cab)
Operating Weight (lb)
13,030 (2WD)

Power Take-Off (PTO)

PTO Type
Independent
PTO Speed 1 (rpm)
540
PTO Speed 2 (rpm)
1,000
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2 2WD or 4x4 MFWD 4WD
Drive Type
2WD or 4WD
Steering Type
Power Assist
Coolant Capacity (qts)
26
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
Agricultural
Manufacture - End Year
1981
Hitch Type
Three-Point Hitch
Hitch Category
Category II
Hitch Position
Rear
Hitch Capacity (lb)
5,755 (at 24 inches behind link ends)
Operator Station Type
Cab (standard)
Starter Type
Electric
Brake Type
Hydraulic Disc
Hydraulic System Type
Open Center