WhichTractor
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1977–1981

It sits on the utility/standard-size boundary, so either size is a fair description. WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

International Harvester Hydro 84 specs: hp, weight, years

INTERNATIONAL-HARVESTER D-246 four-cylinder diesel. The manufacturer claimed 75.9 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

75.9 hp

56.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC Hydro-84”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
5,375 lb
3-point lift
4,449 lb
Hyd. flow
8.9 gpm
Top speed
18.6 mph

International Harvester Hydro 84 specs: key facts

  • The International Harvester Hydro 84 was built from 1977 to 1981.

  • The International Harvester Hydro 84 has a claimed engine power (gross or net not stated) of 56.6 kW (75.9 hp); it has no measured PTO figure.

  • The International Harvester Hydro 84 was offered in two-wheel-drive and four-wheel-drive versions.

  • The International Harvester Hydro 84 has a INTERNATIONAL-HARVESTER D-246 engine, a 4-cylinder 4.03 L diesel unit.Source 1

  • The International Harvester Hydro 84 weighs 2,438 kg (5,375 lb) unladen.

  • The International Harvester Hydro 84 has an independent rear PTO running at 540/1000 rpm.

  • The three-point hitch of the International Harvester Hydro 84 lifts 2,018 kg (4,449 lb) at the lower-link ends.

  • The hydraulic pump of the International Harvester Hydro 84 delivers 33.7 L/min (8.9 gpm).

Source · Traktorenlexikon, “IHC Hydro-84”

How does the Hydro 84 compare with its class?

  • Limitation:

    A three-point lift at the lower links of 2,018 kg is low for its class — 30% below the median of 2,900 kg across the 316 machines within 10% of its power that hold this figure.

  • Limitation:

    A maximum engine torque of 217 N·m is low for its class — 20% below the median of 270 N·m across the 348 machines within 10% of its power that hold this figure.

  • Worth knowing:

    An unladen mass of 2,438 kg is low for its class — 22% below the median of 3,140 kg across the 414 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 415 comparable records. How we work this out

Illustration of the 1977–1981 International Harvester Hydro 84, a 76 hp farm tractor, four-wheel-drive version, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version

How much horsepower does a Hydro 84 have?

The only figure for the Hydro 84 is 75.9 hp (56.6 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
75.9 hp

Source · Traktorenlexikon, “IHC Hydro-84”

What engine is in a Hydro 84?

A Hydro 84 has an INTERNATIONAL-HARVESTER D-246, a 4-cylinder 4.03 L diesel engine.

Engine — Hydro 84 engine specifications
Make & modelINTERNATIONAL-HARVESTER D-246
Cylinders4, liquid-cooledSource 2
Displacement246.0 ci · 4.03 L
Max torque160 lb·ft · 217 N·m @ 1,530 rpmSource 2

Source · Traktorenlexikon, “IHC 784”

How much will a Hydro 84 lift, and what is its hydraulic flow?

A Hydro 84 lifts 4,449 lb (2,018 kg) at the lower-link ends.

Hydraulics & PTO — Hydro 84 hydraulics and PTO specifications
Pump flow8.9 gpm · 33.7 L/min
Pressure2,698 psi · 186 bar
Lift at ends4,449 lb · 2,018 kg
Rear PTOIndependent, 540/1000 rpm @ 2,142 engine rpm

Source · Traktorenlexikon, “IHC Hydro-84”

What transmission does a Hydro 84 have?

Transmission specifications for the Hydro 84 are below.

Transmission — Hydro 84 transmission specifications
Top speed18.6 mph · 30 km/h

Source · Traktorenlexikon, “IHC Hydro-84”

How much does a Hydro 84 weigh?

A Hydro 84 weighs 5,375 lb (2,438 kg) unladen.

Weights & dimensions — Hydro 84 weights and dimensions
Unladen weight5,375 lb · 2,438 kgtwo-wheel-drive version
Wheelbase88.0 in · 2,235 mmtwo-wheel-drive version
Length144.9 in · 3,680 mm
Width70.1 in · 1,780 mm
Height100.0 in · 2,540 mm
Ground clearance14.0 in · 356 mmtwo-wheel-drive version
Front track52.0–77.0 in · 1,321–1,956 mmtwo-wheel-drive version
Rear track52.0–76.0 in · 1,321–1,930 mmtwo-wheel-drive version
Turning radius, braked11.7 ft · 3.58 mtwo-wheel-drive version

Source · Traktorenlexikon, “IHC Hydro-84”

What oil does a Hydro 84 take, and how much?

A Hydro 84 engine takes 9.0 qt (8.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

Hydro 84 fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.0 qt · 8.5 LSource: Traktorenlexikon, “IHC Hydro-84” · single source, not independently verified
Transmission58.6 qt · 55.5 LSource: Traktorenlexikon, “IHC Hydro-84” · single source, not independently verified
Hydraulic36.0 qt · 34.1 LSource: Traktorenlexikon, “IHC Hydro-84” · single source, not independently verified
Cooling system14.4 qt · 13.6 LSource: Traktorenlexikon, “IHC Hydro-84” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a Hydro 84?

Within 10% of its 56.7 hp at the PTO as the maker claimed it, with no laboratory test on file, the same type, and first built within 15 years of it.

Common questions about the International Harvester Hydro 84

Is a Hydro 84 two-wheel drive or four-wheel drive?

The International Harvester Hydro 84 was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a Hydro 84 have?

A Hydro 84 has a independent 540/1000 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC 784”; and Traktorenlexikon, “IHC Hydro-84”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: IHC 784 — CC BY-SA 4.0, WIKIBOOKS-TL-118625 · revision 1031585. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC Hydro-84 — CC BY-SA 4.0, WIKIBOOKS-TL-118627 · revision 1031050. Wikibooks contributors (Traktorenlexikon). Original document