International Harvester 986: all source data

All 78 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
ManufacturerInternational Harvester
(no label)Row-Crop tractor
(no label)Built in Rock Island, Illinois, USA
Total built20,554
Original price$31,100 (1981)
Engine
(no label)International Harvester 7.1L 6-cyl diesel
Transmission
(no label)16-speed two-speed power shift
Power
Drawbar (claimed)92 hp | 68.6 kW
PTO (claimed)105 hp | 78.3 kW
Drawbar (tested)90.15 hp | 67.2 kW
PTO (tested)105.68 hp | 78.8 kW
Mechanical
(no label)Two- or four-wheel drive
Final drivesbull gear
Steeringpower assist
(no label)Hydraulic disc brakes
(no label)Cab standard with air-conditioning. Open operator station and four-post ROPS available.
Capacity
Fuel50 gal | 189.2 L
Fuel22 gal (auxiliary tank) | 83.3 L
Hydraulic system22.5 gal | 85.2 L
Hydraulics
Typeopen center
Typeclosed center
Capacity22.5 gal | 85.2 L
Valves2
Hitch
Rear TypeII
Rear lift (at 24"/610mm)5760 lbs | 2612 kg
Pto
Rear PTOindependent
Rear PTO Type540/1000 (1.375)
Engine RPM540@2100
Engine RPM1000@2100
Dimensions
Wheelbase105 inches (wide-front) | 266 cm
Wheelbase101 inches (tricycle) | 256 cm
Wheelbase99 inches (4WD) | 251 cm
Wheelbase106 inches (Hi-Clear) | 269 cm
Weight10500 to 13030 pounds
Front tire10.00-16
Rear tire18.4-38
Serial location
(no label)Rear frame, right side in front of rear axle.
Electrical
Groundnegative
Charging systemalternator
Charging amps42
Charging amps61 (with cab)
Batteries2
Battery CCA470
Battery volts12

Engine

Engine detail
(no label)International Harvester D-436
(no label)diesel
(no label)6-cylinder
(no label)liquid-cooled
Displacement436 ci | 7.1 L
Bore/Stroke4.30x5.00 inches | 109 x 127 mm
Air cleanerdual dry element
Rated RPM2400
Coolant capacity (Coolant)26 qts | 24.6 L
Engine oil
Oil capacity14 qts | 13.2 L

Transmission

Transmission
TransmissionTorque Amplifier
Typetwo-speed power shift
Gears16 forward and 8 reverse
Oil capacity90 qts | 85.2 L
Oil typeIH Hy-Tran/B-6
(no label)The transmission features three ranges (low, high, and reverse) with four gears (1-4) in each range. The Torque Amplifier (TA) provides an additional high/low selection for each speed. The range and gear can be shifted only when the tractor is stopped. The TA can be shifted while the tractor is in motion.

Dimensions

Tires
Ag front10.00-16
Ag rear18.4-38
Dimensions
Wheelbase105 inches (wide-front) | 266 cm
Wheelbase101 inches (tricycle) | 256 cm
Wheelbase99 inches (4WD) | 251 cm
Wheelbase106 inches (Hi-Clear) | 269 cm
Length167 inches (2WD) | 424 cm
Length163 inches (4WD) | 414 cm
Length169 inches (Hi-Clear) | 429 cm
Width102 inches | 259 cm
Height (cab)112 inches | 284 cm
Height (cab)125 inches (Hi-Clear) | 317 cm
Ground clearance13 inches | 33 cm
Ground clearance26 inches (Hi-Clear) | 66 cm
Bar rear axle (Bar)3.25 inch diameter | 82 mm
Weight
Shipping10,500 lbs | 4762 kg
Shipping12,350 lbs (Hi-Clear) | 5601 kg
Operating13,030 lbs (2WD) | 5910 kg