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Tractor · 1966Unverified

International Harvester 423

Name: International Harvester 423
Brand: International Harvester

International Harvester 423 — Utility tractor · 40 hp. Reference specifications; pending source verification.

The International Harvester 423 is a compact tractor rated at 40 hp, making it suitable for various tasks. Manufactured from 1966 to 1975, this model features a 3-cylinder diesel liquid-cooled engine, paired with a two-wheel drive system and an 8-speed gearbox. It has a listed weight of 2015 kg and is designed for use on approximately 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

40 hp

Weight

2015 kg

Catalogue coverage

Variants represented

Richest spec table

55 rows

Recorded power

40 hp

Recorded weight

2015 kg

Transmissions

8-speed gear

Production years

1966-1975

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerInternational HarvesterReference

Utility tractorReference

Built in Neuss, GermanyReference

Two-wheel driveReference

Differential lockmechanical rearReference

Engine

International Harvester 2.5L 3-cyl dieselReference

Engine (gross)29.8 kWReference

Engine (net)28.3 kWReference

International Harvester D-155Reference

dieselReference

3-cylinderReference

liquid-cooledReference

Displacement2.5 LReference

Bore/Stroke98 x 111 mmReference

Power (net)28.3 kWReference

Power (gross)29.8 kWReference

Air cleanerdryReference

Compression16:1Reference

Rated RPM1900Reference

Starter volts12Reference

Oil capacity6.5 LReference

Coolant capacity13.0 LReference

Transmission

8-speed gearReference

12-speed creeperReference

TypegearReference

Gears8 forward and 2 reverseReference

Clutch254mm dry discReference

Oil capacity34.5 LReference

TypecreeperReference

Gears12 forward and 3 reverseReference

Capacities

Fuel60.2 LReference

PTO & Hydraulics

Hydraulic system12.9 LReference

Capacity12.9 LReference

Rear TypeII/IReference

Rear lift1759 kgReference

Rear PTO Type540Reference

Dimensions

Wheelbase192 cmReference

Weight2015 kgReference

Front tire6.00-16Reference

Rear tire12.4/11-28Reference

Ag front6.00-16Reference

Ag rear12.4/11-28Reference

Ag front5.50-16Reference

Ag front7.50-16Reference

Ag rear9-32Reference

Ag rear12-28Reference

Ag rear9-36Reference

Ag rear11-32Reference

Ag rear11-36Reference

Length308 cmReference

Width162 cmReference

Height154 cmReference

Ground clearance38 cmReference

Front tread121 to 185 cmReference

Rear tread128 to 187 cmReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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