International Harvester

International Harvester Hydro 85

The International Harvester Hydro 85 is a utility tractor from the 85 Series produced between 1981 and 1985. Built in Doncaster, England, it features a 4.0L 4-cylinder diesel engine with hydrostatic transmission offering infinite forward and reverse speeds. It delivers 80 hp gross engine power and includes features such as two- or four-wheel drive, mechanical rear differential lock, power steering, hydraulic wet disc brakes, and a standard cab with Economy and Deluxe options. The tractor has a rear Type II hitch with position and draft control, a rear lift capacity of 4400 lbs (5250 lbs with optional assistor ram), and an independent rear PTO with 540/1000 rpm options. Dimensions include an 88.2 inch wheelbase and 147.6 inch length, with front tires sized 10.00-16 (2WD) or 12.4-24 (MFWD) and rear tires 16.9-34.
Power80 hp
Founded1981 - 1985
ModelHydro 85

Technical Specifications

Detailed specifications and technical data for International Harvester Hydro 85

Power
Engine (net)77.4 hp (57.7 kW)
PTO (claimed)68.3 hp (50.9 kW)
Engine (gross)80 hp (59.7 kW)
Engine
Typediesel
ModelInternational Harvester D-246
Torque194 lb-ft (263.1 Nm)
Coolingliquid-cooled
Starterelectric
Cylinders4-cylinder
Fuel tank29.6 gal (112.0 L)
Rated RPM2300
Torque RPM1600
Bore/Stroke3.94x5.06 inches (100 x 129 mm)
Fuel systemindirect injection
Power (net)77.4 hp (57.7 kW)
Displacement246 ci (4.0 L)
Power (gross)80 hp (59.7 kW)
Starter volts12
Hydraulics
Pump flow12.4 gpm (46.9 lpm)
Mechanical
Cabstandard. Economy and Deluxe cabs available.
DriveTwo- or four-wheel drive
BrakesHydraulic wet disc brakes
Power steeringyes
Differential lockmechanical rear
Production
Series85 Series
Built inDoncaster, England
CategoryUtility tractor
Years made1981 - 1985
Transmission
Typehydrostatic
Gearsinfinite forward and reverse
Tractor hitch
Controlposition and draft control
Rear TypeII
Rear lift4400 lbs (1995 kg)
Rear lift with optional assistor ram5250 lbs (2381 kg)
Dimensions & Tires
Length147.6 inches (374 cm)
Rear tire16.9-34
Wheelbase88.2 inches (224 cm)
Front tire10.00-16 (2WD), 12.4-24 (MFWD)
Power Take-off (PTO)
Clutchhydraulic wet disc
Rear PTOindependent
Rear PTO Type540/1000