WhichTractor
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1963–1967
  • 4,884 built

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 706 specs: hp, weight, years

INTERNATIONAL HARVESTER C-263 or C-291 six-cylinder. The manufacturer claimed 66.1 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

66.1 hp

49.3 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC 706”, 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
8,285 lb
Top speed
18.6 mph

International Harvester 706 specs: key facts

  • The International Harvester 706 was built from 1963 to 1967.

  • The International Harvester 706 has a claimed engine power (gross or net not stated) of 49.3 kW (66.1 hp); it has no measured PTO figure.

  • The International Harvester 706 was offered in two-wheel-drive and four-wheel-drive versions.

  • The International Harvester 706 has a INTERNATIONAL HARVESTER C-263 or C-291 engine, a 6-cylinder unit.

  • The International Harvester 706 weighs 3,758 kg (8,285 lb) unladen.

  • The International Harvester 706 has a rear PTO running at 540/1000 rpm.

Source · Traktorenlexikon, “IHC 706”

How does the 706 compare with its class?

  • Limitation:

    Eight forward gears is low for its class — 33% below the median of 12 across the 340 machines within 10% of its power that hold this figure.

  • Strength:

    A 125 L fuel tank is high for its class — 56% above the median of 80 L across the 324 machines within 10% of its power that hold this figure.

  • Worth knowing:

    An unladen mass of 3,758 kg is high for its class — 32% above the median of 2,840 kg across the 347 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 347 comparable records. How we work this out

Illustration of the 1963–1967 International Harvester 706, a 66 hp farm tractor, four-wheel-drive version · cab was optional — shown without it, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version · cab was optional — shown without it

How much horsepower does a 706 have?

The only figure for the 706 is 66.1 hp (49.3 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)
66.1 hp

Source · Traktorenlexikon, “IHC 706”

What engine is in a 706?

A 706 has an INTERNATIONAL HARVESTER C-263 or C-291, a 6-cylinder engine.

Engine — 706 engine specifications
Make & modelINTERNATIONAL HARVESTER C-263 or C-291
Cylinders6, liquid-cooled
Electrical system12 V

Source · Traktorenlexikon, “IHC 706”

How much will a 706 lift?

Hydraulic and PTO specifications for the 706 are below.

Hydraulics & PTO — 706 hydraulics and PTO specifications
Rear PTO540/1000 rpm
PTO shaft1 1/8"- 6 splines

Source · Traktorenlexikon, “IHC 706”

What transmission does a 706 have?

Transmission specifications for the 706 are below.

Transmission — 706 transmission specifications
SteeringHydraulic steering
Top speed18.6 mph · 30 km/h

Source · Traktorenlexikon, “IHC 706”

How much does a 706 weigh?

A 706 weighs 8,285 lb (3,758 kg) unladen.

Weights & dimensions — 706 weights and dimensions
Unladen weight8,285 lb · 3,758 kgF: 3,946
Wheelbase87.0 in · 2,210 mmF: 2,477
Length157.0 in · 3,988 mm
Width92.0–110.0 in · 2,337–2,794 mm
Height80.0 in · 2,032 mm
Ground clearance17.0 in · 432 mmF: 533
Front track53.0 in · 1,346 mmF: 203-406
Rear track60.0 in · 1,524 mmF: 1,422-2,388
Turning radius, braked10.7 ft · 3.25 mF: 2,819

Source · Traktorenlexikon, “IHC 706”

What oil does a 706 take, and how much?

A 706 engine takes 12.2 qt (11.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

706 fluid capacities, grades and service intervals
SystemCapacity
Engine oil12.2 qt · 11.5 LSource: Traktorenlexikon, “IHC 706” · single source, not independently verified
Transmission68.1 qt · 64.4 LSource: Traktorenlexikon, “IHC 706” · single source, not independently verified
Hydraulic67.9 qt · 64.3 LSource: Traktorenlexikon, “IHC 706” · single source, not independently verified
Cooling system20.5 qt · 19.4 LSource: Traktorenlexikon, “IHC 706” · single source, not independently verified

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

Which tractors compare with a 706?

Within 10% of its 68.7 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 706

Is a 706 two-wheel drive or four-wheel drive?

The International Harvester 706 was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a 706 have?

A 706 has a 540/1000 rpm rear PTO on a 1 1/8"- 6 splines shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC 706”.

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 706 — CC BY-SA 4.0, WIKIBOOKS-TL-118727 · revision 1055520. Wikibooks contributors (Traktorenlexikon). Original document