International Harvester 1086
The International Harvester 1086 is a row-crop tractor produced from 1976 to 1981 as part of the 86 Series. Built in Rock Island, Illinois, USA, it features a powerful 6.8L 6-cylinder turbocharged diesel engine and offers two transmission options including an 8-speed gear and a 16-speed two-speed power shift with Torque Amplifier. The tractor is available in two- or four-wheel drive with mechanical rear differential lock optional. It has a fuel capacity of 63 gallons main and 22 gallons auxiliary, and a hydraulic system capacity of 22.5 gallons. The 1086 includes a standard cab with air-conditioning, with open operator station and four-post ROPS available. It has a rear independent PTO with 540/1000 RPM options and a rear Type III hitch. Dimensions vary by configuration, with wheelbase ranging from 99 to 106 inches and weight from 12,300 to 13,030 pounds depending on model variant. The 1086 was highly regarded for its power and versatility in farming applications.
Power144 hp[P]
Founded1976 - 1981
Model1086
Technical Specifications
Detailed specifications and technical data for International Harvester 1086
Power
| PTO (tested) | 131.41 hp (98.0 kW) |
|---|---|
| PTO (claimed) | 130 hp (96.9 kW) |
| Drawbar (tested) | 113.04 hp (84.3 kW) |
| Drawbar (claimed) | 114 hp (85.0 kW) |
Tires
| Ag rear | 18.4-38 |
|---|---|
| Ag front | 10.00-16 (2WD), 13.6-24 (4WD) |
Engine
| Type | turbocharged diesel |
|---|---|
| Model | International Harvester DT-414 |
| Cooling | liquid-cooled |
| Cylinders | 6-cylinder |
| Rated RPM | 2400 |
| Air cleaner | dual dry element |
| Bore/Stroke | 4.30x4.75 inches (109 x 121 mm) |
| Displacement | 414 ci (6.8 L) |
| Oil capacity | 20 qts (18.9 L) |
| Coolant capacity | 25 qts (23.7 L) |
Weight
| Shipping | 12,300 lbs (5579 kg), 13,030 lbs (Hi-Clear) (5910 kg) |
|---|---|
| Operating | 12,715 lbs (2WD) (5767 kg) |
Capacity
| Fuel | 63 gal (main) (238.5 L), 22 gal (auxilary) (83.3 L) |
|---|---|
| Hydraulic system | 22.5 gal (85.2 L) |
Variants
| 1086 Hi-Clear | high clearance |
|---|
Dimensions
| Width | 102 inches (259 cm), 98 inches (Hi-Clear) (248 cm) |
|---|---|
| Length | 168 inches (2WD) (426 cm), 165 inches (4WD) (419 cm), 169 inches (Hi-Clear) (429 cm) |
| Wheelbase | 105 inches (wide-tread front) (266 cm), 101 inches (tricycle front) (256 cm), 99 inches (4WD) (251 cm), 106 inches (Hi-Clear) (269 cm) |
| Height (cab) | 115 inches (292 cm), 126 inches (Hi-Clear) (320 cm) |
| Ground clearance | 13 inches (33 cm), 26 inches (Hi-Clear) (66 cm) |
Electrical
| Ground | negative |
|---|---|
| Batteries | 2 |
| Battery CCA | 470 |
| Battery volts | 12 |
| Charging amps | 42, 61 (with cab) |
| Charging system | alternator |
Hydraulics
| Type | open center, closed center Optional after late 1980. |
|---|---|
| Valves | 2 |
| Capacity | 22.5 gal (85.2 L) |
| Pump flow | 12 gpm (45.4 lpm) |
Mechanical
| Cab | standard with air-conditioning. Open operator station and four-post ROPS available. |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Hydraulic disc brakes |
| Steering | power assist |
| Final drives | bull gear |
| Differential lock | mechanical rear Optional |
Production
| Type | Row-Crop tractor |
|---|---|
| Series | 86 Series |
| Built in | Rock Island, Illinois, USA |
| Total built | 47,420 |
| Original price | $35,700 (1981) |
| Years produced | 1976 - 1981 |
Transmission
| Type | gear |
|---|---|
| Gears | 8 forward and 4 reverse |
| Notes | The transmission features three ranges (low, high, and reverse) with four gears (1-4) in each range. The range and gear can be shifted only when the tractor is stopped. The Torque Amplifier (TA) provides an additional high/low selection for each speed. The TA can be shifted while the tractor is in motion. |
| Options | 8-speed gear, 16-speed two-speed power shift |
| Oil type | IH Hy-Tran/B-6 |
| Oil capacity | 90 qts (85.2 L) |
| Torque Amplifier | two-speed power shift |
| Torque Amplifier Gears | 16 forward and 8 reverse |
Tractor hitch
| Rear Type | III |
|---|
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 540@2100, 1000@2100 |
| Rear PTO Type | 540/1000 (1.375) |
Related Models
More International Harvester models
View all International Harvester modelsInternational Harvester 10-20 TitanModel10-20
International Harvester 100Model100
International Harvester 1026Model1026
International Harvester 1046Model1046
International Harvester 1055Model1055
International Harvester 1056Model1056
International Harvester 1086BModel1086B
International Harvester 1206Model1206
International Harvester 1246Model1246
International Harvester 1255Model1255
International Harvester 1256Model1256
International Harvester 130Model130
