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Engine:
Farmall Standard
Power:
20 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1939 - 1947
| Overview | |
|---|---|
| Summary | x1939 - 1947 Row-Crop tractor |
| Production | |
|---|---|
| Manufacturer | Farmall (a part of International Harvester) |
| Summary | Row-Crop tractor |
| Factories | Chicago, Illinois, USA |
| Louisville, Kentucky, USA | |
| Total built | 117,552 |
| Summary | Original price was $750 in 1947 / The Farmall A and B were nearly identical tractors. The A featured an offset engine and wide front end. The offset engine was known as "Cultivision". The B had a centered engine, seat offset to the right, and narrow front end. A high-crop AV version was available. |
| Variants | |
|---|---|
| AV | Vegetable crop |
| AI | International industrial |
| Mechanical | |
|---|---|
| Summary | Two-wheel drive / Manual steering / Mechanical contracting band brakes / Open operator station. |
| Tractor hitch | |
|---|---|
| Type | IH Pneumatic Lift-All |
| Belt Pulley | |
|---|---|
| Diameter | 8.50 inches 21 cm |
| Width | 6 inches 15 cm |
| RPM | 1156 |
| Speed | 2574 ft/min 784.56 meters/min |
| Electrical | |
|---|---|
| Ground | positive |
| Battery volts | 6 |
| References | |
|---|---|
| Summary | / Farmall Letter Series Tractors by Lee Klancher |
| Engine options | |
|---|---|
| Summary | International Harvester 1.9L 4-cyl gasoline / International Harvester 1.9L 4-cyl kerosene |
| Engine Detail | |
|---|---|
| Summary | International Harvester C113 / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 113.1 ci 1.9 L |
| Bore/Stroke | 3.00x4.00 inches 76 x 102 mm |
| Compression | 6.0:1 |
| Rated RPM | 1400 |
| Firing order | 1-3-4-2 |
| Starter | manual |
| electric Opt Optional | |
| Starter volts | 6 |
| Coolant capacity | 13 qts 12.3 L |
| Engine Oil | |
|---|---|
| Summary | |
| Oil capacity | 5 qts 4.7 L |
| Oil change | 120 h |
| Engine Detail | |
|---|---|
| Summary | International Harvester / kerosene / 4-cylinder / liquid-cooled |
| Displacement | 113.1 ci 1.9 L |
| Bore/Stroke | 3.00x4.00 inches 76 x 102 mm |
| Rated RPM | 1400 |
| Firing order | 1-3-4-2 |
| Starter | manual |
| electric Opt Optional | |
| Starter volts | 6 |
| Oil capacity | 5 qts 4.7 L |
| Coolant capacity | 13 qts 12.3 L |
| Transmission | |
|---|---|
| Type | sliding gear |
| Gears | 4 forward and 1 reverse |
| Farmall A Tires | |
|---|---|
| Ag front | 4.00-15 |
| Ag rear | 9-24 |
| Dimensions | |
|---|---|
| Length | 106.3 inches 270 cm |
| Width | 76.8 inches 195 cm |
| Height (steering wheel) | 63.3 inches 160 cm |
| Weight | 2400 lbs 1088 kg |
| Ballasted weight | 3,450 lbs 1564 kg |
| Clearance (front axle) | 21.875 inches 55 cm |
| Clearance (rear axle) | 20.875 inches 53 cm |
| Tractor Tests | |
|---|---|
| Summary | NTTL 329: gasoline 4-speed 2WD / NTTL 330: distillate 4-speed 2WD |
| Nebraska Tractor Test 329 | |
|---|---|
| Summary | Gasoline 4-speed 2WD September 28 - October 6, 1939 Link: Nebraska Tractor Test 329 file |
| Belt power (max) | 18.34 hp 13.7 kW |
| Belt fuel use (max) | 1.6 gal/hour 6.1 l/hour |
| Summary | Drawbar performance |
| Max power | 16.32 hp 12.2 kW |
| Summary | Gear 2 used for power test. |
| Max pull | 2,387 lbs 1082 kg |
| Summary | Gear 1 used for pull test. |
| Nebraska Tractor Test 330 | |
|---|---|
| Summary | Distillate 4-speed 2WD October 9 - 16, 1939 Link: Nebraska Tractor Test 330 file |
| Belt power (max) | 16.51 hp 12.3 kW |
| Belt fuel use (max) | 1.4 gal/hour 5.3 l/hour |
| Summary | Drawbar performance |
| Max power | 15.17 hp 11.3 kW |
| Summary | Gear 2 used for power test. |
| Max pull | 2,360 lbs 1070 kg |
| Summary | Gear 1 used for pull test. |
Last Database Update: 12/7/2025