Tractor · 1956Unverified
Farmall 450
Farmall 450 — Row-Crop tractor · 51 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
51 hp
Max power
38.2 kW
Weight
2957 kg
Hover a source tag to verify
Overview
ManufacturerFarmall (a part of International Harvester)Reference
Row-Crop tractorReference
Built in Rock Island, Illinois, USAReference
Total built18,305Reference
Two-wheel driveReference
Steeringpower assistReference
Mechanical disc brakesReference
Open operator station.Reference
Variants
450row-cropReference
W-450standard-frontReference
450 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)38.3 kWReference
Drawbar (claimed)34.5 kWReference
Belt (claimed)42.6 kWReference
Belt (claimed)37.9 kWReference
Drawbar (tested)38.2 kWReference
Belt (tested)41.2 kWReference
International Harvester C281Reference
gasolineReference
4-cylinderReference
liquid-cooled inlineReference
Displacement4.6 LReference
Bore/Stroke105 x 133 mmReference
Air cleaneroil bathReference
Compression6.6:1Reference
Rated RPM1450Reference
Starter volts6Reference
Oil capacity7.6 LReference
Coolant capacity26.5 LReference
International HarvesterReference
dieselReference
Compression17.45:1Reference
Starter volts12Reference
Oil capacity8.5 LReference
LP gasReference
liquid-cooled vertical I-headReference
Compression8.35:1Reference
Belt power (max)41.2 kWReference
Max power38.2 kWReference
Belt power (max)36.4 kWReference
Max power33.9 kWReference
Belt power (max)40.4 kWReference
Max power37.2 kWReference
Transmission
10-speed partial power shiftReference
TransmissionInternational Harvester Torque AmplifierReference
Typepartial power shiftReference
Gears10 forward and 2 reverseReference
Clutchdry discReference
PTO & Hydraulics
TypeHydra-TouchReference
Valves1 to 3Reference
TypeIH Fast HitchReference
Rear PTOtransmissionReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Dimensions
Wheelbase243 cmReference
Weight2957 kgReference
Front tire6.00-16Reference
Rear tire13.6-38Reference
Ag front6.00-16Reference
Ag rear13.6-38Reference
Length363 cmReference
Width213 cmReference
Height (steering wheel)203 cmReference
Bar rear axle69 mmReference
Farmall 450 attachments
front-end loaderReference
450 Serial Number Location
Serial number plate on the left side of the Farmall 450 clutch housing.Reference
450 Serial Numbers
1956501Reference
19571734Reference
195821871Reference
FAQ: How to read a serial number table.Reference
Capacities
Diameter27 cmReference
Width17 cmReference
RPM899Reference
Speed788.82 meters/minReference
Test results
NTTL 612: gasoline Torque Amplifier 2WDReference
NTTL 608: diesel Torque Amplifier 2WDReference
NTTL 620: LP gas Torque Amplifier 2WDReference
Gasoline Torque Amplifier 2WDApril 9 - 14, 1957Link: Nebraska Tractor Test 612 fileReference
Belt fuel use (max)18.2 l/hourReference
Drawbar performanceReference
Gear 3-Direct used for power test.Reference
Max pull3319 kgReference
Gear 1-TA used for pull test.Reference
Diesel Torque Amplifier 2WDMarch 18 - April 1, 1957Link: Nebraska Tractor Test 608 fileReference
Belt fuel use (max)13.6 l/hourReference
Max pull3009 kgReference
LP gas Torque Amplifier 2WDMay 7 - 29, 1957Link: Nebraska Tractor Test 620 fileReference
Belt fuel use (max)22.0 l/hourReference
Max pull3326 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.