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Tractor · 1954Unverified

Farmall 400

Name: Farmall 400
Brand: Farmall

Farmall 400 — Row-Crop tractor · 45 hp. Reference specifications; pending source verification.

The Farmall 400 is a tractor model with a rated output of 45 hp, classifying it as one of the more compact options in its class. It was manufactured from 1954 to 1956. The tractor is powered by a 4-cylinder diesel liquid-cooled engine, transmitting power through a two-wheel drive system with a powershift transmission. Its listed weight is 2857 kg and is suitable for jobs covering approximately 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

45 hp

Max power

33.8 kW

Weight

2857 kg

Catalogue coverage

Variants represented

Richest spec table

129 rows

Recorded power

45 hp

Recorded weight

2857 kg

Transmissions

10-speed partial power shift

Production years

1954-1956

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 built40,957Reference

Original price$3,500 (1954)Reference

Two-wheel driveReference

SteeringmanualReference

Steeringpower optionalReference

Manual disc brakesReference

Open operator station.Reference

Variants

400row-cropReference

W-400standardReference

400 Hi-Clearhigh-cropReference

Engine

International Harvester 4.3L 4-cyl gasolineReference

International Harvester 4.3L 4-cyl dieselReference

International Harvester 4.3L 4-cyl LP gasReference

Drawbar (claimed)33.6 kWReference

Drawbar (claimed)32.7 kWReference

Belt (claimed)38.0 kWReference

Belt (claimed)36.0 kWReference

Drawbar (tested)35.9 kWReference

Belt (tested)39.0 kWReference

International Harvester C264Reference

gasolineReference

4-cylinderReference

liquid-cooled vertical I-headReference

Displacement4.3 LReference

Bore/Stroke102 x 133 mmReference

Fuel system1.25-inch updraft carburetorReference

Air cleaneroil bathReference

Compression6.3:1Reference

Rated RPM1450Reference

Idle RPM400-1600Reference

Firing order1-3-4-2Reference

Starter volts6Reference

Coolant capacity24.6 LReference

Sparkplug gap0.584 mmReference

Intake valve clearance0.432 mmReference

Exhaust valve clearance0.432 mmReference

Oil capacity7.6 LReference

Oil change150 hReference

International HarvesterReference

dieselReference

Compression16.5:1Reference

Starter volts12Reference

Coolant capacity27.4 LReference

Oil capacity8.5 LReference

LP gasReference

Compression8.33:1Reference

Belt power (max)37.9 kWReference

Max power33.8 kWReference

Belt power (max)34.8 kWReference

Max power32.2 kWReference

Belt power (max)39.0 kWReference

Max power35.9 kWReference

Transmission

10-speed partial power shiftReference

TransmissionTorque AmplifierReference

Typepartial power shiftReference

Gears10 forward and 2 reverseReference

Clutch12-inch dry discReference

Capacities

Fuel81.4 LReference

Aux. fuel3.4 LReference

Diameter27 cmReference

Width19 cmReference

RPM899Reference

Speed788.82 meters/minReference

PTO & Hydraulics

Hydraulic system13.2 LReference

Hydraulic system13.7 LReference

TypeHydra-TouchReference

Capacity13.2 LReference

Capacity13.7 LReference

Valves3Reference

TypeIH Fast Hitch (optional)Reference

Rear lift907 kgReference

Rear PTOtransmissionReference

Rear PTOindependentReference

Rear PTO Type540Reference

Engine RPM537@1450 (trans.)Reference

Engine RPM534@1450 (ind.)Reference

Dimensions

Wheelbase243 cmReference

Weight2857 kgReference

Front tire6.00-16Reference

Rear tire12-38Reference

Ag front6.00-16Reference

Ag rear12-38Reference

Length358 cmReference

Min Width214 cmReference

Max Width272 cmReference

Height (steering wheel)205 cmReference

Operating weight2857 kgReference

Ballasted weight4354 kgReference

Frame Ground clearance46 cmReference

Clearance (front axle)57 cmReference

Clearance (rear axle)66 cmReference

Bar rear axle69 mmReference

Front tread21/31 cmReference

Front tread144 to 228 cmReference

Rear tread127 to 238 cmReference

Rear tread127 to 269 cmReference

Farmall 400 attachments

front-end loaderReference

400 Serial Number Location

Left side of clutch housingReference

400 Serial Numbers

1954501Reference

19554732Reference

195629065Reference

FAQ: How to read a serial number table.Reference

Electrical

Groundpositive (6V)Reference

Groundnegative (12V)Reference

Charging systemgeneratorReference

Battery volts6 (gas)Reference

Battery volts12 (diesel)Reference

Attachment overview

International Harvester 31 loaderReference

International 33A loaderReference

Test results

NTTL 532: gasoline Torque Amplifier 2WDReference

NTTL 534: diesel Torque Amplifier 2WDReference

NTTL 571: LP gas Torque Amplifier 2WDReference

Gasoline Torque Amplifier 2WDMarch 28 - April 4, 1955Link: Nebraska Tractor Test 532 fileReference

Belt fuel use (max)16.7 l/hourReference

Drawbar performanceReference

Gear 3-Direct used for power test.Reference

Max pull2952 kgReference

Gear 1-Direct used for pull test.Reference

Diesel Torque Amplifier 2WDApril 8 - 16, 1955Link: Nebraska Tractor Test 534 fileReference

Belt fuel use (max)12.9 l/hourReference

Max pull2938 kgReference

Gear 1-TA used for pull test.Reference

LP gas Torque Amplifier 2WDMay 7 - 28, 1956Link: Nebraska Tractor Test 571 fileReference

Belt fuel use (max)22.0 l/hourReference

Max pull3022 kgReference

Speeds

With 12-38 rear tires.Reference

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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