• Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1981–1990

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

International Harvester 685 Engine specs

11 engine values on record for the 685.

Engine power, claimed · gross or net not stated

68.0 hp

50.7 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC 685 (XL)”, 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.

What engine is in a 685?

A 685 has a INTERNATIONAL-HARVESTER D-239, a 4-cylinder 3.91 L diesel engine.

Engine — INTERNATIONAL-HARVESTER D-239 specifications
Make & modelINTERNATIONAL-HARVESTER D-239Source 1
FuelDieselSource 1
Cylinders4Source 1
Displacement238.8 ci · 3.91 LSource 1
CoolingLiquid-cooled
Maximum torque181 lb·ft · 245 N·m
Maximum torque speed1,404 rpm
Air cleanerCOOPERS dry air filter
Cylinders4
Displacement4.1 qt · 3.9 L
Bore3.9 in · 98.43 mm
Stroke5.1 in · 128.52 mm
Rated engine speed2,300 rpm

Source · Traktorenlexikon, “IHC 685 (XL)”

Sources and how this page was built

11 engine values from Traktorenlexikon, “IHC 574”; and Traktorenlexikon, “IHC 685 (XL)”.

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 574 — CC BY-SA 4.0, WIKIBOOKS-TL-103893 · revision 1072224. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC 685 (XL) — CC BY-SA 4.0, WIKIBOOKS-TL-118656 · revision 1055519. Wikibooks contributors (Traktorenlexikon). Original document