Tractor · 1956Unverified
International Harvester W-450
International Harvester W-450 — Standard-tread tractor · 46 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
46 hp
Max power
34.2 kW
Weight
2594 kg
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Standard-tread tractorReference
Built in Rock Island, Illinois, USAReference
Two-wheel driveReference
Open operator station.Reference
Variants
450row-cropReference
W-450standard-frontReference
400 Hi-Clearhigh-cropReference
Engine
International Harvester 4.6L 4-cyl gasolineReference
International Harvester 4.6L 4-cyl dieselReference
International Harvester 4.6L 4-cyl LP gasReference
Fuel tank79.5 LReference
Drawbar (claimed)25.4 kWReference
Drawbar (tested)35.3 kWReference
Belt (tested)38.7 kWReference
International HarvesterReference
gasolineReference
4-cylinderReference
liquid-cooled vertical I-headReference
Displacement4.6 LReference
Bore/Stroke105 x 133 mmReference
Compression6.6:1Reference
Rated RPM1450Reference
Starter volts6Reference
Coolant capacity26.5 LReference
dieselReference
Compression17.45:1Reference
Starter volts12Reference
LP gasReference
Compression8.35:1Reference
Belt power (max)38.7 kWReference
Max power34.2 kWReference
Belt power (max)34.8 kWReference
Max power30.7 kWReference
Belt power (max)37.8 kWReference
Max power35.3 kWReference
Transmission
10-speed two-speed power shiftReference
TransmissionTorque AmplifierReference
Typetwo-speed power shiftReference
Gears10 forward and 2 reverseReference
PTO & Hydraulics
PTO (claimed)30.6 kWReference
Rear PTOindependentReference
Rear PTO Type540Reference
Dimensions
Wheelbase208 cmReference
Weight2594 kgReference
Front tire6.00-16Reference
Rear tire15.5-38Reference
Ag front6.00-16Reference
Ag rear15.5-38Reference
Length330 cmReference
Width213 cmReference
Height241 cmReference
Shipping weight2594 kgReference
W-450 Serial Numbers
1956501Reference
1957567Reference
19581661Reference
Final2295Reference
FAQ: How to read a serial number table.Reference
Test results
NTTL 533: gasoline Torque Amplifier 2WDReference
NTTL 535: diesel Torque Amplifier 2WDReference
NTTL 572: LP gas Torque Amplifier 2WDReference
Gasoline Torque Amplifier 2WDMarch 28 - April 8, 1955Link: Nebraska Tractor Test 533 fileReference
Belt fuel use (max)16.7 l/hourReference
Drawbar performanceReference
Gear 3 used for power test.Reference
Max pull2885 kgReference
Gear 1 used for pull test.Reference
Diesel Torque Amplifier 2WDApril 8 - 20, 1955Link: Nebraska Tractor Test 535 fileReference
Belt fuel use (max)12.9 l/hourReference
Max pull2937 kgReference
LP gas Torque Amplifier 2WDMay 9 - 25, 1956Link: Nebraska Tractor Test 572 fileReference
Belt fuel use (max)21.6 l/hourReference
Max pull3031 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.