Tractor · 1968Unverified
International Harvester 634
International Harvester 634 · 59 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
59 hp
Weight
6546 to 9574 pounds
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Built in Doncaster, EnglandReference
Total built3,848Reference
Drive4x2 2WDReference
Drive4x4 4WDReference
2WD SteeringmanualReference
4WD SteeringpowerReference
Mechanical disc brakesReference
Open operator station. Cab optional.Reference
Engine
International Harvester 4.6L 4-cyl dieselReference
Fuel tank77.2 LReference
Engine49.2 kWReference
International Harvester BD-281Reference
dieselReference
4-cylinderReference
liquid-cooledReference
Displacement4.6 LReference
Bore/Stroke105 x 133 mmReference
Power49.2 kWReference
Rated RPM1600Reference
Torque305.1 NmReference
Torque RPM1000Reference
Starter volts12Reference
Transmission
8-speedReference
Gears8 forward and 2 reverseReference
Clutch330mm dry discReference
PTO & Hydraulics
PTO (claimed)44.2 kWReference
Pressure172.4 barReference
Pump flow39.4 lpmReference
Steering flow18.2 lpmReference
Steering press.103.4 barReference
Rear TypeIIReference
Controlposition and draft controlReference
Rear lift1524 kgReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Engine RPM540@1458Reference
Dimensions
2WD Wheelbase220 cmReference
4WD Wheelbase220 cmReference
AWD Wheelbase190 cmReference
Weight6546 to 9574 poundsReference
Front tire7.50-16Reference
2WD Rear tire11-38Reference
2WD Standard tires (ag)Front: 7.50-16. Rear: 11-38Reference
4WD Standard tires (ag)Front: 10-24. Rear: 12-38Reference
AWD Standard tires (ag)Front: 14-30. Rear: 14-30Reference
2WD Length350 cmReference
4WD Length353 cmReference
AWD Length381 cmReference
Width166 cmReference
Height (cab)243 cmReference
2WD Front tread132 to 154 cmReference
4WD Front tread134 to 167 cmReference
AWD Front tread152 to 203 cmReference
2WD Rear tread142 to 182 cmReference
4WD Rear tread142 to 182 cmReference
AWD Rear tread152 to 203 cmReference
2WD Operating2969 kgReference
4WD Operating3489 kgReference
AWD Operating4342 kgReference
Electrical
Charging systemgeneratorReference
Battery volts12Reference
Battery AH95Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.