• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1961–1967
  • 7,348 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 606 specs: hp, weight, years

INTERNATIONAL HARVESTER C-221 six-cylinder. The manufacturer claimed 53.2 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

53.2 hp

39.7 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC 606”, 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
5,214 lb
Top speed
18.6 mph

International Harvester 606 specs: key facts

  • The International Harvester 606 was built from 1961 to 1967.

  • The International Harvester 606 has a claimed engine power (gross or net not stated) of 39.7 kW (53.2 hp); it has no measured PTO figure.

  • The International Harvester 606 is two-wheel drive (2WD).

  • The International Harvester 606 has a INTERNATIONAL HARVESTER C-221 engine, a 6-cylinder unit.Source 2

  • The International Harvester 606 weighs 2,365 kg (5,214 lb) unladen.

  • The International Harvester 606 has a dependent rear PTO running at 543 rpm.

Source · Traktorenlexikon, “IHC 606”

How does the 606 compare with its class?

  • Limitation:

    Five forward gears is low for its class — 38% below the median of 8 across the 288 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 291 comparable records. How we work this out

Illustration of the 1961–1967 International Harvester 606, a 53 hp farm tractor, a drawing generated from its specification record
Illustration — not a photograph

How much horsepower does a 606 have?

The only figure for the 606 is 53.2 hp (39.7 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)
53.2 hp

Source · Traktorenlexikon, “IHC 606”

What engine is in a 606?

A 606 has an INTERNATIONAL HARVESTER C-221, a 6-cylinder engine.

Engine — 606 engine specifications
Make & modelINTERNATIONAL HARVESTER C-221Source 2
Cylinders6, liquid-cooledSource 2
Electrical system12 V

Source · Traktorenlexikon, “IHC 606”

How much will a 606 lift?

Hydraulic and PTO specifications for the 606 are below.

Hydraulics & PTO — 606 hydraulics and PTO specifications
Rear PTODependent, transmission-driven, 543 rpm

Source · Traktorenlexikon, “IHC 606”

What transmission does a 606 have?

Transmission specifications for the 606 are below.

Transmission — 606 transmission specifications
ClutchPedal-operated dry single-plate clutch
BrakesPedal-operated disc brakes acting on differential side shafts as individual wheel brakes
SteeringHydraulic steering
Top speed18.6 mph · 30 km/h

Source · Traktorenlexikon, “IHC 606”

How much does a 606 weigh?

A 606 weighs 5,214 lb (2,365 kg) unladen.

Weights & dimensions — 606 weights and dimensions
Unladen weight5,214 lb · 2,365 kg
Wheelbase78.0 in · 1,981 mm
Height61.8 in · 1,570 mm
Front track52.0–76.0 in · 1,321–1,930 mm
Rear track48.0–76.0 in · 1,219–1,930 mm
Turning radius, braked9.7 ft · 2.95 m

Source · Traktorenlexikon, “IHC 606”

What oil does a 606 take, and how much?

A 606 engine takes 5.0 qt (4.7 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

606 fluid capacities, grades and service intervals
SystemCapacity
Engine oil5.0 qt · 4.7 LSource: Traktorenlexikon, “IHC 606” · single source, not independently verified
Transmission52.0 qt · 49.2 LSource: Traktorenlexikon, “IHC 606” · single source, not independently verified
Cooling system20.5 qt · 19.4 LSource: Traktorenlexikon, “IHC 606” · single source, not independently verified

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

Which tractors compare with a 606?

Within 10% of its 53.6 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 606

Is a 606 two-wheel drive or four-wheel drive?

The International Harvester 606 is two-wheel drive (2WD).

What PTO does a 606 have?

A 606 has a dependent 543 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC Farmall 460”; and Traktorenlexikon, “IHC 606”.

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 606 — CC BY-SA 4.0, WIKIBOOKS-TL-118724 · revision 1055430. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC Farmall 460 — CC BY-SA 4.0, WIKIBOOKS-TL-118699 · revision 1055545. Wikibooks contributors (Traktorenlexikon). Original document