International Harvester
International Harvester Hydro 86
The International Harvester Hydro 86 is a row-crop tractor produced from 1976 to 1980. It features a hydrostatic transmission with variable forward and reverse speeds in two ranges. Engine options include a 5.1L 6-cylinder diesel and a 4.8L 6-cylinder gasoline engine. The tractor offers power steering, differential dry disc brakes, and an open operator station. It has a rear Type II hitch and an independent 540 rpm rear PTO. The Hydro 86 has an operating weight of 8200 lbs and uses 7.50-16 front tires and 15.5-38 rear tires. The serial number plate is located on the left side of the clutch housing.
Power77 hp[P]
Founded1976 - 1980
ModelHydro 86
Technical Specifications
Detailed specifications and technical data for International Harvester Hydro 86
Power
| PTO (tested) | 70.89 hp (52.9 kW) |
|---|---|
| PTO (claimed) | 69.51 hp (51.8 kW) |
| Drawbar (tested) | 53.86 hp (40.2 kW) |
| Drawbar (claimed) | 53.4 hp (39.8 kW) |
Engine
| Options | International Harvester 5.1L 6-cyl diesel, International Harvester 4.8L 6-cyl gasoline |
|---|---|
| Rated RPM | 2400 |
| Air cleaner | dual dry element with unloader |
| Bore/Stroke | 3.875x4.410 inches (98 x 112 mm) |
| Compression | 17:1 |
| Notes D-310 | The D-310 diesel was used on the Hydro 86, replacing the 312, during production in 1979. |
| Displacement | 312 ci (5.1 L) |
| Starter volts | 12 |
| Rated RPM D-310 | 2400 |
| Air cleaner D-310 | dry |
| Bore/Stroke D-310 | 3.875x4.375 inches (98 x 111 mm) |
| Compression D-310 | 15.1:1 |
| Displacement D-310 | 310 ci (5.1 L) |
| Rated RPM gasoline | 2400 |
| Air cleaner gasoline | dual stage dry with dust unloader |
| Bore/Stroke gasoline | 3.75x4.39 inches (95 x 112 mm) |
| Compression gasoline | 7.5:1 |
| Displacement gasoline | 290.8 ci (4.8 L) |
| Starter volts gasoline | 12 |
| International Harvester gasoline | 6-cylinder, liquid-cooled |
| International Harvester D-310 diesel | 6-cylinder, liquid-cooled |
| International Harvester D-312 diesel | 6-cylinder, liquid-cooled |
Dimensions
| Rear tire | 15.5-38 |
|---|---|
| Front tire | 7.50-16 |
| Ballasted weight | 10430 lbs (4731 kg) |
| Operating weight | 8200 lbs (3719 kg) |
Hydraulics
| Type | open center |
|---|---|
| Valves | 1 |
| Pump flow | 12 gpm (45.4 lpm) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Differential dry disc brakes |
| Steering | Power steering |
| Operator station | Open operator station |
Production
| Type | Row-Crop tractor |
|---|---|
| Series | 86 Series |
| Original price | $23,400 in 1980 |
| Years produced | 1976 - 1980 |
Transmission
| Type | hydrostatic |
|---|---|
| Gears | variable forward and reverse (2-range) |
Tractor hitch
| Rear Type | II |
|---|
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540 (1.375) |
Serial Number Location
| Location | Serial number plate on the left side of the tractor's clutch housing. |
|---|
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