• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1965–1972
  • 49,400 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

International Harvester Farmall 656 Engine specs

11 engine values on record for the Farmall 656.

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, “Farmall Farmall 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.

What engine is in a Farmall 656?

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

Engine — INTERNATIONAL HARVESTER C-263 specifications
Make & modelINTERNATIONAL HARVESTER C-263Source 2
Cylinders6Source 2
CoolingLiquid-cooled
Air cleanerDry air filter
Air cleaner, optionalDry air filter
Cylinders6
Displacement4.5–4.9 qt · 4.3–4.6 Lthe article lists alternatives
Bore3.6 in · 90.49 mm
Bore, optional3.7 in · 93.66 mm
Stroke4.4 in · 111.52 mm
Stroke, optional4.4 in · 111.52 mm
Rated engine speed1,800–2,300 rpmthe article lists alternatives

Source · Traktorenlexikon, “Farmall Farmall 656”

Sources and how this page was built

11 engine values from Traktorenlexikon, “IHC Farmall 560”; and Traktorenlexikon, “Farmall Farmall 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: Farmall Farmall 656 — CC BY-SA 4.0, WIKIBOOKS-TL-118732 · revision 1054989. 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