WhichTractor
  • Vehicle type: unspecified
  • WhichTractor size: Utility
  • No lab test on file
  • 1917–1922
  • Record: International Harvester
  • 33,138 built

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 8-16 specs: hp, weight, years

INTERNATIONAL-HARVESTER 503 four-cylinder. The manufacturer claimed 16.0 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

16.0 hp

11.9 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “McCormick International 8-16”, 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
3,660 lb
Top speed
4.1 mph

International Harvester 8-16 specs: key facts

  • The International Harvester 8-16 was built from 1917 to 1922.

  • The International Harvester 8-16 has a claimed engine power (gross or net not stated) of 11.9 kW (16.0 hp); it has no measured PTO figure.

  • The International Harvester 8-16 is two-wheel drive (2WD).

  • The International Harvester 8-16 has a INTERNATIONAL-HARVESTER 503 engine, a 4-cylinder 4.65 L unit.Source 1

  • The International Harvester 8-16 weighs 1,660 kg (3,660 lb) unladen.

Source · Traktorenlexikon, “McCormick International 8-16”

How does the 8-16 compare with its class?

  • Limitation:

    Three forward gears is low for its class — 40% below the median of 5 across the 52 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 52 comparable records. How we work this out

Illustration of the 1917–1922 International Harvester 8-16, a 16 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 an 8-16 have?

The only figure for the 8-16 is 16.0 hp (11.9 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)
16.0 hp

Source · Traktorenlexikon, “McCormick International 8-16”

What engine is in an 8-16?

An 8-16 has an INTERNATIONAL-HARVESTER 503, a 4-cylinder 4.65 L engine.

Engine — 8-16 engine specifications
Make & modelINTERNATIONAL-HARVESTER 503
Cylinders4, liquid-cooledSource 2
Displacement283.7 ci · 4.65 L

Source · Traktorenlexikon, “IHC International 8-16”

What transmission does an 8-16 have?

Transmission specifications for the 8-16 are below.

Transmission — 8-16 transmission specifications
ClutchPedal-operated seven-plate clutch
SteeringMechanical worm steering
Top speed4.1 mph · 6.6 km/h

Source · Traktorenlexikon, “McCormick International 8-16”

How much does an 8-16 weigh?

An 8-16 weighs 3,660 lb (1,660 kg) unladen.

Weights & dimensions — 8-16 weights and dimensions
Unladen weight3,660 lb · 1,660 kg
Wheelbase85.0 in · 2,159 mm
Length132.0 in · 3,353 mm
Width54.0 in · 1,372 mm
Height65.0 in · 1,651 mm

Source · Traktorenlexikon, “McCormick International 8-16”

Which tractors compare with an 8-16?

Within 10% of its 16.0 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the International Harvester 8-16

Is an 8-16 two-wheel drive or four-wheel drive?

The International Harvester 8-16 is two-wheel drive (2WD).

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC International 8-16”; and Traktorenlexikon, “McCormick International 8-16”.

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 International 8-16 — CC BY-SA 4.0, WIKIBOOKS-TL-118691 · revision 1055567. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: McCormick International 8-16 — CC BY-SA 4.0, WIKIBOOKS-TL-118692 · revision 1059897. Wikibooks contributors (Traktorenlexikon). Original document