• Rigid chassis
  • WhichTractor size: Compact
  • No lab test on file
  • 1962–1966
  • 15,472 built

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 D-326 Engine specs

11 engine values on record for the D-326.

Engine power, claimed · gross or net not stated

25.6 hp

19.1 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “McCormick D-326 Standard”, 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 D-326?

A D-326 has a INTERNATIONAL-HARVESTER DD-111, a 3-cylinder 1.83 L diesel engine.

Engine — INTERNATIONAL-HARVESTER DD-111 specifications
Make & modelINTERNATIONAL-HARVESTER DD-111Source 1
FuelDieselSource 1
Cylinders3Source 1
Displacement111.4 ci · 1.83 LSource 1
CoolingLiquid-cooled
Maximum torque73 lb·ft · 99 N·m
Air cleanerOil bath air cleaner
Cylinders3
Displacement1.9 qt · 1.8 L
Bore3.4 in · 87.3 mm
Stroke4.0 in · 101.6 mm
Rated engine speed1,900 rpm
Torque rise11.3 %

Source · Traktorenlexikon, “McCormick D-326 Standard”

Sources and how this page was built

11 engine values from Traktorenlexikon, “McCormick D-324 Farmall”; and Traktorenlexikon, “McCormick D-326 Standard”.

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: McCormick D-324 Farmall — CC BY-SA 4.0, WIKIBOOKS-TL-118023 · revision 1056722. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: McCormick D-326 Standard — CC BY-SA 4.0, WIKIBOOKS-TL-118063 · revision 1022821. Wikibooks contributors (Traktorenlexikon). Original document