Tractor · 1981Unverified
International Harvester 743
International Harvester 743 · 72 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
72 hp
Weight
6349 to 7738 pounds
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Built in Neuss, GermanyReference
Two- or four-wheel driveReference
Final drivesplanetaryReference
Differential lockmechanical rearReference
Power steeringReference
Engine
International Harvester 3.9L 4-cyl dieselReference
Fuel tank106.0 LReference
Engine (gross)54.0 kWReference
Engine (net)49.0 kWReference
International Harvester D-239Reference
dieselReference
4-cylinderReference
liquid-cooledReference
Displacement3.9 LReference
Bore/Stroke98 x 129 mmReference
Rated Power (net)49.0 kWReference
Power (gross)54.0 kWReference
Rated RPM2300Reference
StarterelectricReference
Starter volts12Reference
Transmission
8-speed partially synchronizedReference
16-speedReference
TransmissionSynchronReference
Typepartially synchronizedReference
Gears8 forward and 4 reverseReference
Clutch280mm dry discReference
Four gears in each of two ranges, plus reverse range.Reference
Gears16 forward and 8 reverseReference
PTO & Hydraulics
PTO (claimed)46.0 kWReference
Pump flow29.9 lpmReference
Rear TypeIIReference
Rear lift3099 kgReference
Rear PTO Type540/1000 (1.375)Reference
Dimensions
Wheelbase223 cmReference
Weight6349 to 7738 poundsReference
Front tire7.50-16Reference
2WD Rear tire16.9/14-30Reference
2WD Standard tires (ag)Front: 7.50-16. Rear: 16.9/14-30Reference
4WD Standard tires (ag)Front: 9.5/9-24. Rear: 16.9/14-30Reference
Length378 cmReference
Height262 cmReference
2WD ROPS2879 kgReference
2WD Cab3114 kgReference
4WD ROPS3270 kgReference
4WD Cab3509 kgReference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps33Reference
Battery volts12Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.