International Harvester Hydro 84

The International Harvester Hydro 84 was a popular utility tractor produced by International Harvester from 1978 to 1983. Known for its durability and versatility, it found its place on farms and agricultural operations during that era, offering dependable performance for a variety of tasks.
International Harvester Hydro 84 (1978 – 1983) Specifications
Series584 ← Hydro 84 → 684
ManufacturerInternational Harvester
TypeUtility tractor
FactoryDoncaster, England
Original Price (1984)$23,000
Engine Details
ModelInternational Harvester D-246
Displacement246 cubic inches (4.0 liters)
Bore/Stroke3.94 x 5.06 inches (100 x 129 mm)
Air CleanerDry
Compression Ratio15.5:1
Rated RPM2400
Starter Volts12
Oil Capacity8.8 quarts (8.3 liters)
Coolant Capacity14.4 quarts (13.6 liters)
GearsInfinite (2-range) forward and reverse
Oil Capacity66 quarts (62.5 liters)
Chassis4×2 2WD or 4×4 MFWD 4WD
BrakesIndependent hydraulic wet disc
CabOpen operator station with ROPS canopy or cab as optional features.
Fuel Tank20 gallons (75.7 liters)
Hydraulic System16.5 gallons (62.5 liters)
TypeOpen center
Capacity16.5 gallons (62.5 liters)
Valves1 or 2
Total Flow13 gpm (49.2 lpm) or 15.4 gpm (58.3 lpm)*
Tractor Hitch
Rear TypeII
ControlPosition and draft control
Power Take-off (PTO)
Rear PTOIndependent
ClutchHydraulic wet disc
Rear RPM540
Battery Volts12
Ag Front7.50-16
Ag Rear16.9-30
Utility Wheelbase88 inches (223 cm)
Row-crop Wheelbase84.5 inches (214 cm)
4WD Wheelbase85.2 inches (216 cm)
Low-profile Wheelbase83.75 inches (212 cm)
Utility Length142 inches (360 cm)
Row-crop Length139 inches (353 cm)
4WD Length147.2 inches (373 cm)
Low-profile Length142 inches (360 cm)
Utility Width74 inches (187 cm)
Row-crop Width75 inches (190 cm)
4WD Width74 inches (187 cm)
Low-profile Width78.5 inches (199 cm)
Ground Clearance (varies by model)10.7 to 17.75 inches (27 to 45 cm)
Weight (Shipping)
Utility5720 lbs (2594 kg)
Row-crop5970 lbs (2707 kg)
4WD6765 lbs (3068 kg)
Low-profile5620 lbs (2549 kg)
Utility Steering Wheel63 inches (160 cm)
Row-crop Steering Wheel63 inches (160 cm)
4WD Steering Wheel63 inches (160 cm)
Low-profile Steering Wheel56.5 inches (143 cm)
ROPS100 inches (254 cm)
NoteThe International Harvester Hydro 84 is a versatile utility tractor known for its power, reliability, and various configuration options to suit different agricultural needs.
Advantages of the International Harvester Hydro 84:

Versatile Utility: The Hydro 84 was a versatile utility tractor suitable for a wide range of agricultural tasks, making it a valuable addition to farms and rural settings.
Powerful Engine: Equipped with a robust International Harvester D-246 diesel engine, it provided ample power for various agricultural applications.
Hydrostatic Transmission: The hydrostatic transmission offered smooth and precise control, allowing operators to navigate different terrains with ease.
Power Steering: Power steering made it easier to handle and maneuver the tractor, reducing operator fatigue during long workdays.
Reliable Hydraulics: The tractor’s hydraulic system had a good capacity and flow rate, ensuring efficient operation when using various implements.

Disadvantages of the International Harvester Hydro 84:

Age and Availability: As a tractor model produced in the late 1970s to early 1980s, finding replacement parts and support for maintenance may be challenging due to its age.
Fuel Consumption: Older tractors like the Hydro 84 might have higher fuel consumption compared to modern, more fuel-efficient models.
Limited Features: Compared to modern tractors, it lacked some of the advanced features and technology found in newer agricultural equipment.
Environmental Impact: Older diesel engines may not meet today’s emissions standards, potentially causing more environmental impact compared to newer, cleaner engines.