International Harvester D-326

The International Harvester D-326 is a tractor produced by International Harvester. It is equipped with a 111.4 ci 1.8 L engine. The listed engine power is Diesel (listed): 26 hp / 19.4 kW. Transmission: Agriomatic. Operating weight: 3450 lbs 1564 kg.

Engine Power

Diesel (listed): 26 hp / 19.4 kW

Fuel & Capacities

7.9 gal 29.9 L

Transmission

Agriomatic

Operating Weight

3450 lbs 1564 kg

Overview

	1962 - 1965

Production
Manufacturer	International Harvester
Built in Neuss, Germany
Total built	15,472

International Harvester D-326 Engine
International Harvester 1.8L 3-cyl diesel
Fuel tank	7.9 gal 29.9 L
Engine details ...

International Harvester D-326 Transmission
8-speed
Transmission details ...

International Harvester D-326 Power
Engine	26 hp 19.4 kW

Mechanical
Two-wheel drive
Open operator station.

Power Take-off (PTO)
Rear PTO Type	540 (1.375)
Engine RPM	540@1778

Dimensions & Tires
Wheelbase	70.1 inches 178 cm
Weight	3450 lbs 1564 kg
Front tire	5.50-16
Rear tire	10-28
Full dimensions and tires ...

Belt Pulley
Diameter	9.5 inches 24 cm
Width	6.4 inches 16 cm

References

D-326 Agriomatic - Exact published in 1962, by International Harvester

Engine

Engine Detail — 111.4 ci / 1.8 L Diesel

Manufacturer	International Harvester DD-111
Fuel Type	Diesel
Configuration	3-cylinder, liquid-cooled
Displacement	111.4 ci 1.8 L
Bore/Stroke	3.437x4.00 inches 87 x 102 mm
Power	26 hp 19.4 kW
Compression	19:1
Rated RPM	1900
Oil capacity	5.2 qts 4.9 L
Coolant capacity	11.6 qts 11.0 L

Transmission

Transmission — Agriomatic

Transmission	Agriomatic
Gears	8 forward and 2 reverse
With 10-28 rear tires.

Dimensions

International Harvester D-326 Tires
Ag front	5.50-16
Ag rear	10-28
Ag rear	11-28

Dimensions
Wheelbase	70.1 inches 178 cm
Length	108.3 inches 275 cm
Width	64.6 inches 164 cm
Height	61 inches 154 cm
Weight	3450 lbs 1564 kg
Ground clearance	13.8 inches 35 cm
Front tread	49.2 to 74.8 inches 124 to 189 cm
Rear tread	49.2 to 74.8 inches 124 to 189 cm

Photos

International Harvester D-326 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for International Harvester D-326 based on its 26 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	1 to 2 Bottom (12")1 - 2 铧 (30 cm)	Light Duty	Ideal for garden plots and light sandy soil.
Rotary Cutter / MowerMowing & Clearing	5 ft (60 in)1.5 m	Medium Duty	Pasture maintenance and weeds up to 1.5" diameter.
Rotary TillerSeedbed Prep	54 to 60 in135 - 150 cm	Medium Duty	Thorough seedbed preparation in orchards and vegetable plots.
Disc HarrowSecondary Tillage	5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片)	Light Duty	Small acreage soil break-up and secondary aeration.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for International Harvester D-326.

Estimated Continuous Field Runtime: 5.8 hrs

Approximately 5.8 hours of continuous field operation at ~75% rated power on a full tank (7.9 gal / 29.9 L).

Estimated 75% Load Fuel Burn~1.4 gal/hr (5.1 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours