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Tractor · 1956Unverified

Farmall 450

Name: Farmall 450
Brand: Farmall

Farmall 450 — Row-Crop tractor · 51 hp. Reference specifications; pending source verification.

The Farmall 450 is a compact tractor with a rated power output of 51 hp. It was produced between 1956 and 1958. The tractor is equipped with a 4-cylinder diesel liquid-cooled engine and a two-wheel drive powershift transmission. Its listed weight is 2957 kg, suitable for tasks involving up to 200 acres.

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

Catalogue coverage

Variants represented

Richest spec table

93 rows

Recorded power

51 hp

Recorded weight

2957 kg

Transmissions

10-speed partial power shift

Production years

1956-1958

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

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.

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