• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1965–1972
  • 15,700 built

It sits on the utility/standard-size boundary, so either size is a fair description. It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

We looked and the record does not say what this machine is. How we decide what a machine is

International Harvester 656 specs: hp, weight, years

INTERNATIONAL HARVESTER C-263 six-cylinder. The manufacturer claimed 64.1 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

64.1 hp

47.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC 656”, 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
5,798 lb
Hyd. flow
12.0 gpm
Top speed
15.5–21.1 mph

International Harvester 656 specs: key facts

  • The International Harvester 656 was built from 1965 to 1972.

  • The International Harvester 656 has a claimed engine power (gross or net not stated) of 47.8 kW (64.1 hp); it has no measured PTO figure.

  • The International Harvester 656 is two-wheel drive (2WD).

  • The International Harvester 656 has a INTERNATIONAL HARVESTER C-263 engine, a 6-cylinder unit.Source 2

  • The International Harvester 656 weighs 2,630 kg (5,798 lb) unladen.

  • The International Harvester 656 has a dependent rear PTO running at 540/1000 rpm.

  • The hydraulic pump of the International Harvester 656 delivers 45.5 L/min (12.0 gpm).

Source · Traktorenlexikon, “IHC 656”

How does the 656 compare with its class?

  • Limitation:

    Five forward gears is low for its class — 58% below the median of 12 across the 389 machines within 10% of its power that hold this figure.

  • Strength:

    A 125 L fuel tank is high for its class — 62% above the median of 77.3 L across the 371 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 395 comparable records. How we work this out

Illustration of the 1965–1972 International Harvester 656, a 64 hp farm tractor, a drawing generated from its specification record
Illustration — not a photograph

How much horsepower does a 656 have?

The only figure for the 656 is 64.1 hp (47.8 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)
64.1 hp

Source · Traktorenlexikon, “IHC 656”

What engine is in a 656?

A 656 has an INTERNATIONAL HARVESTER C-263, a 6-cylinder engine.

Engine — 656 engine specifications
Make & modelINTERNATIONAL HARVESTER C-263Source 2
Cylinders6, liquid-cooledSource 2
Electrical system12 V

Source · Traktorenlexikon, “IHC 656”

How much will a 656 lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the 656 are below.

Hydraulics & PTO — 656 hydraulics and PTO specifications
Pump flow12.0 gpm · 45.5 L/min
Rear PTODependent, transmission-driven, 540/1000 rpm @ 1,989 engine rpm
PTO shaft1 1/8"- 6 splines

Source · Traktorenlexikon, “IHC 656”

What transmission does a 656 have?

Transmission specifications for the 656 are below.

Transmission — 656 transmission specifications
ClutchPedal operated dry single plate clutch
SteeringHydraulic steering
Top speed15.5–21.1 mph · 25–34 km/hthe article lists alternatives

Source · Traktorenlexikon, “IHC 656”

How much does a 656 weigh?

A 656 weighs 5,798 lb (2,630 kg) unladen.

Weights & dimensions — 656 weights and dimensions
Unladen weight5,798 lb · 2,630 kgF: 2,835
Wheelbase80.0 in · 2,032 mmF: 2,446
Length152.0 in · 3,861 mm
Width87.0 in · 2,210 mm
Height77.0 in · 1,956 mm
Ground clearance19.0 in · 483 mmF: 533
Front track54.0–84.0 in · 1,372–2,134 mmF: 203-406
Rear track54.0–78.0 in · 1,372–1,981 mmF: 1,270-2,438

Source · Traktorenlexikon, “IHC 656”

What oil does a 656 take, and how much?

A 656 engine takes 8.3 qt (7.9 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

656 fluid capacities, grades and service intervals
SystemCapacity
Engine oil8.3 qt · 7.9 LSource: Traktorenlexikon, “IHC 656” · single source, not independently verified
Transmission48.0 qt · 45.4 LSource: Traktorenlexikon, “IHC 656” · single source, not independently verified
Cooling system20.5 qt · 19.4 LSource: Traktorenlexikon, “IHC 656” · single source, not independently verified

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

Which tractors compare with a 656?

Within 10% of its 64.1 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the International Harvester 656

Is a 656 two-wheel drive or four-wheel drive?

The International Harvester 656 is two-wheel drive (2WD).

What PTO does a 656 have?

A 656 has a dependent 540/1000 rpm rear PTO on a 1 1/8"- 6 splines shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC Farmall 560”; and Traktorenlexikon, “IHC 656”.

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 656 — CC BY-SA 4.0, WIKIBOOKS-TL-118731 · revision 1032674. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC Farmall 560 — CC BY-SA 4.0, WIKIBOOKS-TL-118703 · revision 1055546. Wikibooks contributors (Traktorenlexikon). Original document