• Articulated
  • WhichTractor size: High-power
  • No lab test on file
  • 1976–1978
  • 650 built

WhichTractor size, not the maker’s category

International Harvester 4186 Engine specs

8 engine values on record for the 4186.

Engine power, claimed · gross or net not stated

150.9 hp

112.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC 4186”, 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 4186?

A 4186 has a INTERNATIONAL HARVESTER DT-436, a 6-cylinder 7.14 L diesel engine.

Engine — INTERNATIONAL HARVESTER DT-436 specifications
Make & modelINTERNATIONAL HARVESTER DT-436Source 1
FuelDieselSource 1
Cylinders6Source 1
Displacement435.6 ci · 7.14 LSource 1
CoolingLiquid-cooled
Cylinders6
Displacement7.5 qt · 7.1 L
Bore4.3 in · 109.22 mm
Stroke5.0 in · 127 mm
Rated engine speed2,400 rpm

Source · Traktorenlexikon, “IHC 4186”

Sources and how this page was built

8 engine values from Traktorenlexikon, “IHC 1466”; and Traktorenlexikon, “IHC 4186”.

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 1466 — CC BY-SA 4.0, WIKIBOOKS-TL-118879 · revision 1055412. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: IHC 4186 — CC BY-SA 4.0, WIKIBOOKS-TL-119111 · revision 1036816. Wikibooks contributors (Traktorenlexikon). Original document