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Years in Production / 1954–1956
Farmall
400
Explore the specifications, hardware, and original references for the Farmall 400.
56hp
Engine estimate · from belt
2WD Only
Drive
1954–1956
Production years
Farmall
Manufacturer
400 / 01
At a glance
Production
Row-Crop tractor
Built in Rock Island, Illinois, USA
- Manufacturer
- Farmall (a part of International Harvester)
- Total Built
- 40,957
- Original Price
- $3,500 (1954)
Mechanical
Two-wheel drive
Manual disc brakes
Open operator station.
- Steering
- manual
- Steering
- power optional
Capacity
- Fuel
- 21.5 gal81.4 L
- Aux Fuel
- 0.9 gal3.4 L
- Hydraulic System
- 3.5 gal13.2 L
- Hydraulic System
- 3.63 gal (power steering)13.7 L
Hydraulics
- Type
- Hydra-Touch
- Capacity
- 3.5 gal13.2 L
- Capacity
- 3.63 gal (power steering)13.7 L
- Valves
- 3
Hitch
- Type
- IH Fast Hitch (optional)
- Rear Lift
- 2,000 lbs907 kg
Pto
- Rear Pto
- transmission
- Rear Pto
- independent OptOptional
- Rear Type
- 540
- Engine Rpm
- 537@1450 (trans.)
- Engine Rpm
- 534@1450 (ind.)
Serial Numbers
FAQ: How to read a serial number table.
- 1954
- 501
- 1955
- 4732
- 1956
- 29065
Belt Pulley
- Diameter
- 11 inches27 cm
- Width
- 7.5 inches19 cm
- Rpm
- 899
- Speed
- 2,588 ft/min788.82 meters/min
Electrical
- Ground
- positive6V
- Ground
- negative12V
- Charging System
- generator
- Battery Volts
- 6 (gas)
- Battery Volts
- 12 (diesel)
400 / 02
Under the hood
Engine Detail (Option 1)
International Harvester C264
gasoline
4-cylinder
liquid-cooled vertical I-head
- Displacement
- 264 ci4.3 L
- Bore Stroke
- 4.00x5.25 inches102 x 133 mm
- Fuel System
- 1.25-inch updraft carburetor
- Air Cleaner
- oil bath
- Compression Ratio
- 6.3:1
- Rated Rpm
- 1450
- Idle Rpm
- 400-1600
- Firing Order
- 1-3-4-2
- Starter Volts
- 6
- Coolant Capacity
- 26 qts24.6 L
- Sparkplug Gap
- 0.023 inches0.584 mm
- Intake Valve Clearance
- 0.017 inches (hot)0.432 mm
- Exhaust Valve Clearance
- 0.017 inches (hot)0.432 mm
- Fuel Type
- gasoline
- Cylinders
- 4
- Cooling
- liquid-cooled vertical I-head
- Oil Capacity
- 8 qts7.6 L
- Oil Change
- 150 h
Engine Detail (Option 2)
International Harvester
diesel
4-cylinder
liquid-cooled vertical I-head
- Displacement
- 264 ci4.3 L
- Bore Stroke
- 4.00x5.25 inches102 x 133 mm
- Air Cleaner
- oil bath
- Compression Ratio
- 16.5:1
- Rated Rpm
- 1450
- Firing Order
- 1-3-4-2
- Starter Volts
- 12
- Coolant Capacity
- 29 qts27.4 L
- Fuel Type
- diesel
- Cylinders
- 4
- Cooling
- liquid-cooled vertical I-head
- Oil Capacity
- 9 qts8.5 L
Engine Detail (Option 3)
International Harvester
LP gas
4-cylinder
liquid-cooled vertical I-head
- Displacement
- 264 ci4.3 L
- Bore Stroke
- 4.00x5.25 inches102 x 133 mm
- Compression Ratio
- 8.33:1
- Rated Rpm
- 1450
- Firing Order
- 1-3-4-2
- Coolant Capacity
- 26 qts24.6 L
- Fuel Type
- LP gas
- Cylinders
- 4
- Cooling
- liquid-cooled vertical I-head
400 / 03
Gears & controls
Transmission
- Transmission
- Torque Amplifier
- Transmission Type
- partial power shift
- Gears
- 10 forward and 2 reverse
- Clutch
- 12-inch dry disc
400 / 04
Size. Stance. Footprint.
Dimensions
- Length
- 141.13 in358 cm
- Width
- 84.5 in214 cm
- Height
- 80.75 in205 cm
- Wheelbase
- 95.75 in243 cm
- Ground clearance
- 18.5 in46 cm
- Front tread
- 57 in144 cm
- Rear tread
- 50 in127 cm
Dimensions And Tires
- Wheelbase
- 95.75 inches243 cm
- Weight
- 6,300 lbs2857 kg
- Front Tire
- 6.00-16
- Rear Tire
- 12-38
Tires And Tracks
- Front Ag
- 6.00-16
- Rear Ag
- 12-38
400 / 05
Tractor Photos
See it in action
Videos
Watch Farmall 400 videos from their original YouTube creators.
400 / 07
Tests (NTTL)
Nebraska Tractor Test 532
Gasoline Torque Amplifier 2WDMarch 28 - April 4, 1955
Drawbar performance
Gear 3-Direct used for power test.
Gear 1-Direct used for pull test.
- Id
- 532
- Belt Power Max
- 50.78 hp37.9 kW
- Belt Fuel Use Max
- 4.4 gal/hour16.7 l/hour
- Max Power
- 45.34 hp33.8 kW
- Max Pull
- 6,508 lbs2952 kg
Nebraska Tractor Test 534
Diesel Torque Amplifier 2WDApril 8 - 16, 1955
Drawbar performance
Gear 3-Direct used for power test.
Gear 1-TA used for pull test.
- Id
- 534
- Belt Power Max
- 46.73 hp34.8 kW
- Belt Fuel Use Max
- 3.4 gal/hour12.9 l/hour
- Max Power
- 43.22 hp32.2 kW
- Max Pull
- 6,479 lbs2938 kg
Nebraska Tractor Test 571
LP gas Torque Amplifier 2WDMay 7 - 28, 1956
Drawbar performance
Gear 3-Direct used for power test.
Gear 1-TA used for pull test.
- Id
- 571
- Belt Power Max
- 52.36 hp39.0 kW
- Belt Fuel Use Max
- 5.8 gal/hour22.0 l/hour
- Max Power
- 48.12 hp35.9 kW
- Max Pull
- 6,663 lbs3022 kg