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Tractor · 1966Unverified

International Harvester 434

Name: International Harvester 434
Brand: International Harvester

International Harvester 434 — Utility tractor · 43 hp. Reference specifications; pending source verification.

The International Harvester 434 is a compact tractor, rated at 43 hp, and was produced from 1966 to 1971. It features a 4-cylinder diesel liquid-cooled engine, coupled with an 8-speed gearbox and two-wheel drive. The tractor's listed weight is 2100 kg, making it suitable for tasks involving around 200 acres.

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

Rated power

43 hp

Weight

2100 kg

Catalogue coverage

Variants represented

Richest spec table

61 rows

Recorded power

43 hp

Recorded weight

2100 kg

Transmissions

8-speed

Production years

1966-1971

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

FactoriesBradford, EnglandReference

FactoriesLouisville, Kentucky, USAReference

Two-wheel driveReference

Manual steeringReference

Open operator station.Reference

Variants

434utility tractorReference

3434industrial tractorReference

Engine

International Harvester 2.5L 4-cyl dieselReference

International Harvester 2.5L 4-cyl gasolineReference

Fuel tank48.1 LReference

Engine32.1 kWReference

International HarvesterReference

dieselReference

4-cylinderReference

liquid-cooledReference

Displacement2.5 LReference

Bore/Stroke89 x 102 mmReference

Power32.1 kWReference

Rated RPM2000Reference

Torque156.1 NmReference

Torque RPM1300Reference

Starter volts12Reference

Oil capacity5.7 LReference

gasolineReference

Rated RPM2200Reference

Firing order1-3-4-2Reference

Transmission

8-speedReference

Gears8 forward and 2 reverseReference

PTO & Hydraulics

Typeopen centerReference

Pump flow26.5 lpmReference

Rear lift1169 kgReference

Rear PTO Type540 (1.375)Reference

Dimensions

Wheelbase194 cmReference

Weight2100 kgReference

Front tire7.50-16Reference

Rear tire12.4-32Reference

Ag front7.50-16Reference

Ag rear12.4-32Reference

Length299 cmReference

Height221 cmReference

434 Serial Number Location

Serial number plate on the right side of the 434 frame.Reference

434 Serial Numbers

1966501 (diesel)Reference

19678593 (diesel)Reference

196816435 (diesel)Reference

196922080 (diesel)Reference

197022887 (diesel)Reference

197131618 (diesel)Reference

Final31697 (diesel)Reference

1966501 (gasoline)Reference

19671050 (gasoline)Reference

19681963 (gasoline)Reference

19692441 (gasoline)Reference

19702952 (gasoline)Reference

Final3359 (gasoline)Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundpositiveReference

Charging systemLucas generatorReference

Charging amps50Reference

Battery CCA1000Reference

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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