WhichTractor
  • Vehicle type: unspecified
  • WhichTractor size: Utility
  • No lab test on file
  • 1932–1938
  • 123,442 built

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 F-12 specs: hp, weight, years

INTERNATIONAL HARVESTER or WAUKESHA 113 four-cylinder petrol. The manufacturer claimed 15 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

15 hp

11 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Farmall F-12”, 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
2,701 lb
Top speed
4.0 mph

International Harvester F-12 specs: key facts

  • The International Harvester F-12 was built from 1932 to 1938.

  • The International Harvester F-12 has a claimed engine power (gross or net not stated) of 11 kW (15 hp); it has no measured PTO figure.

  • The International Harvester F-12 is two-wheel drive (2WD).Source 2,Source 3

  • The International Harvester F-12 has a INTERNATIONAL HARVESTER or WAUKESHA 113 engine, a 4-cylinder 1.85 L petrol unit.Source 3

  • The International Harvester F-12 weighs 1,225 kg (2,701 lb) unladen.Source 2

  • The International Harvester F-12 has a dependent rear PTO running at 538 rpm.Source 3

Source · Traktorenlexikon, “Farmall F-12”

How does the F-12 compare with its class?

  • Limitation:

    Three forward gears is low for its class — 25% below the median of 4 across the 46 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 46 comparable records. How we work this out

Illustration of the 1932–1938 International Harvester F-12, a 15 hp farm tractor, operator station not recorded — shown as an open platform, a drawing generated from its specification record
Illustration — not a photograph · operator station not recorded — shown as an open platform

How much horsepower does a F-12 have?

The only figure for the F-12 is 15 hp (11 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)
15 hp

Source · Traktorenlexikon, “Farmall F-12”

What engine is in a F-12?

A F-12 has an INTERNATIONAL HARVESTER or WAUKESHA 113, a 4-cylinder 1.85 L petrol engine.

Engine — F-12 engine specifications
Make & modelINTERNATIONAL HARVESTER or WAUKESHA 113
Cylinders4, liquid-cooledSource 2
Displacement113.1 ci · 1.85 L

Source · Traktorenlexikon, “McCormick F-12”

How much will a F-12 lift?

Hydraulic and PTO specifications for the F-12 are below.

Hydraulics & PTO — F-12 hydraulics and PTO specifications
Rear PTODependent, transmission-driven, 538 rpmSource 3

Source · Traktorenlexikon, “Farmall F-12”

What transmission does a F-12 have?

Transmission specifications for the F-12 are below.

Transmission — F-12 transmission specifications
Clutchpedal operated dry ROCKFORD single plate clutchSources disagreePedal operated dry Rockford single plate clutch (Traktorenlexikon, “Farmall F-12”)
Steeringhorizontal steering shaft operated via a four spoke cast iron steering wheel
Top speed4.0 mph · 6.5 km/hSource 2

Source · Traktorenlexikon, “McCormick F-12”

How much does a F-12 weigh?

A F-12 weighs 2,701 lb (1,225 kg) unladen.

Weights & dimensions — F-12 weights and dimensions
Unladen weight2,701 lb · 1,225 kgSource 2
Wheelbase76.0 in · 1,930 mm
Length124.0 in · 3,150 mm
Width74.0–84.0 in · 1,880–2,134 mmSource 1
Height85.0 in · 2,159 mmSource 1
Front track8.0 in · 203 mm
Rear track44.0–78.0 in · 1,118–1,981 mmSource 2

Source · Traktorenlexikon, “McCormick F-12”

What oil does a F-12 take, and how much?

Fluid capacities for the F-12 are below.

F-12 fluid capacities, grades and service intervals
SystemCapacity
Transmission0.4 qt · 0.4 LSource: Traktorenlexikon, “IHC F-12” · single source, not independently verified
Cooling system12.0 qt · 11.4 LSource: Traktorenlexikon, “Farmall F-12” · single source, not independently verified

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

Common questions about the International Harvester F-12

Is a F-12 two-wheel drive or four-wheel drive?

The International Harvester F-12 is two-wheel drive (2WD).

What PTO does a F-12 have?

A F-12 has a dependent 538 rpm rear PTO.

What serial numbers does a F-12 carry?

The source lists them year by year, from FS 501 in 1932 to 117517 in 1937. It does not say whether that is the tractor’s or the engine’s number, and we never work out a year from a serial number.

Sources and how this page was built

Compiled from Traktorenlexikon, “McCormick F-12”; Traktorenlexikon, “Farmall F-12”; and Traktorenlexikon, “IHC F-12”.

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 F-12 — CC BY-SA 4.0, WIKIBOOKS-TL-118193 · revision 1054926. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC F-12 — CC BY-SA 4.0, WIKIBOOKS-TL-118234 · revision 1055530. Wikibooks contributors (Traktorenlexikon). Original document
  3. Traktorenlexikon: McCormick F-12 — CC BY-SA 4.0, WIKIBOOKS-TL-117722 · revision 1059875. Wikibooks contributors (Traktorenlexikon). Original document