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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.
International HarvesterHydro 86tractorspecificationsenginetransmissionpowerhydraulicsdimensionsrow-crop tractor
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.

Related Models

International Harvester Hydro 70

Model:Hydro 70