- 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

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.
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.
| Make & model | INTERNATIONAL-HARVESTER 503 |
|---|---|
| Cylinders | 4, liquid-cooled |
| Displacement | 283.7 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.
| Clutch | Pedal operated seven plate clutch |
|---|---|
| Steering | Mechanical worm steering |
| Top speed | 4.1 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.
| Unladen weight | 3,660 lb · 1,660 kg |
|---|---|
| Wheelbase | 85.0 in · 2,159 mm |
| Length | 132.0 in · 3,353 mm |
| Width | 54.0 in · 1,372 mm |
| Height | 65.0 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.
- MASSEY-HARRIS General Purpose (GP)16.0 hp engine, claimed · 1930–1938Side by side with the 8-16 Junior →
- ALLIS-CHALMERS RUMELY-DoAll16.2 hp engine, claimed · 1928–1931Side by side with the 8-16 Junior →
- Lanz D 650015 hp engine, claimed · 1929–1935Side by side with the 8-16 Junior →
- Lanz D 651015 hp engine, claimed · 1929–1935Side by side with the 8-16 Junior →
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
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: IHC International 8-16 — CC BY-SA 4.0, WIKIBOOKS-TL-118691 · revision 1055567. Wikibooks contributors (Traktorenlexikon). Original document