• Vehicle type: unspecified
  • WhichTractor size: Utility
  • No lab test on file
  • 1917–1922
  • 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 Junior 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, “IHC 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 Junior specs: key facts

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

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

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

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

Source · Traktorenlexikon, “IHC International 8-16”

How does the 8-16 Junior 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 Junior, 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 Junior have?

The only figure for the 8-16 Junior 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, “IHC International 8-16”

What engine is in an 8-16 Junior?

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

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

Source · Traktorenlexikon, “IHC International 8-16”

What transmission does an 8-16 Junior have?

Transmission specifications for the 8-16 Junior are below.

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

Source · Traktorenlexikon, “IHC International 8-16”

How much does an 8-16 Junior weigh?

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

Weights & dimensions — 8-16 Junior 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, “IHC International 8-16”

Which tractors compare with an 8-16 Junior?

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 Junior

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

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

Sources and how this page was built

Compiled from Traktorenlexikon, “IHC 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