Farmall F-20 Technical Specifications
Farmall F-20 is a Row-Crop tractor that was produced by the John Deere between 1932 – 1939.
Below you will find detailed technical specifications for Farmall F-20 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.
Farmall F-20 Production
| Manufacturer: | |
| Manufacturer | Farmall (a part of International Harvester) |
| Row-Crop tractor | |
| Built in Rock Island, Illinois, USA | |
| Total built | 154,398 |
| Original price was $1000 in 1936 | |
| The Farmall F-20 was originally advertised as the “Increased-Power Farmall”, and was similar to the orginal Farmall. The tractor paint scheme changed from gray to red on November 1, 1936 (the beginning of the 1937 production year). A number of F-20s were built in early 1934 using the Farmall Regular rear end and F-20 engine. These tractors are identified by a TA serial number prefix. | |
| Engine: | 20.66 hp 15.4 kW |
| Belt (tested) | 28.0 hp 20.9 kW |
Farmall F-20 Mechanical
| Two-wheel drive | |
| Manual steering | |
| Mechanical band brakes | |
| Open operator station. |
Power Take-off (PTO)
| Rear PTO | transmission |
| Rear RPM | 540 (1.125) |
| Engine RPM | 505@1200 |
Title serial numbers
| 1932 | FA-501 |
| 1933 | —— |
| 1934 | FA-3001 |
| 1935 | FA-9760 |
| 1936 | FA-41123 |
| 1937 | FA-72982 |
| 1938 | FA-112201 |
| 1939 | FA-136042 |
| Final | FA-148810 |
| 1934 | TA-135000 (old style countershaft) |
FAQ: How to read a serial number table. | |
What year is my Farmall F-20? Serial Number Decoder
The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.
The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.
Farmall F-20 Engine detail
| Engine Detail | |
| International Harvester | |
| distillate | |
| 4-cylinder | |
| liquid-cooled vertical I-head | |
| Displacement | 220.9 ci 3.6 L |
| Bore/Stroke | 3.75×5.00 inches 95 x 127 mm |
| Rated RPM | 1200 |
| Firing order | 1-3-4-2 |
| Coolant capacity | 40 qts (early) 37.9 L |
| 29 qts (late) 27.4 L | |
| Engine Oil | |||
| Type | sliding gear |
| Gears | 4 forward and 1 reverse |
| Clutch | 279.4mm mechanical dry disc |
Farmall F-20 Dimensions
| Wheelbase | 85 inches 215 cm |
| Length | 140 inches 355 cm |
| Width | 86 inches 218 cm |
| Height (steering wheel) | 67 inches 170 cm |
| Height (hood) | 58 inches 147 cm |
| Weight | 4400 lbs 1995 kg |
| Front tread | 8.5 inches 21 cm |
| Rear tread | 74 inches 187 cm |
| Rear tread | 57 inches 144 cm *Narrow and Fairway model F-20 |
Farmall F-20 Tests
| Nebraska Tractor Test 221 | |
| Kerosene 4-speed 2WD April 3 – 16, 1934 Link: Nebraska Tractor Test 221 file | |
| Belt power (max) | 23.11 hp 17.2 kW |
| Belt fuel use (max) | 2.2 gal/hour 8.3 l/hour |
| Drawbar performance | |
| Max power | 15.39 hp 11.5 kW |
| Gear 2 used for power test. | |
| Max pull | 2334 lbs 1058 kg |
| Gear 1 used for pull test. | |
| Nebraska Tractor Test 264 | |||
| Nebraska Tractor Test 264 | |
| Kerosene 4-speed 2WD July 20 – 29, 1936 Link: Nebraska Tractor Test 264 file | |
| Belt power (max) | 28.0 hp 20.9 kW |
| Belt fuel use (max) | 3.1 gal/hour 11.7 l/hour |
| Drawbar performance | |
| Max power | 20.5 hp 15.3 kW |
| Gear 3 used for power test. | |
| Max pull | 2799 lbs 1269 kg |
| Gear 1 used for pull test. | |
| Nebraska Tractor Test 276 | |||
| Nebraska Tractor Test 276 | |
| Kerosene 4-speed 2WD November 5 – 12, 1936 Link: Nebraska Tractor Test 276 file | |
| Belt power (max) | 27.84 hp 20.8 kW |
| Belt fuel use (max) | 2.8 gal/hour 10.6 l/hour |
| Drawbar performance | |
| Max power | 20.66 hp 15.4 kW |
| Gear 3 used for power test. | |
| Max pull | 2927 lbs 1327 kg |
| Gear 1 used for pull test. | |
FAQ
Is Farmall F-20 a good tractor?
The Farmall F-20 is one of the great tractors in the Farmall (a part of International Harvester) stable, and it has earned Farmall (a part of International Harvester) a fantastic reputation.
How much oil does a Farmall F-20 take?
Check out the Farmall F-20 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.
Do tractors have VIN numbers?
Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.
What was the last year Farmall (a part of International Harvester) made the F-20?
The Farmall F-20 was an agricultural tractor model made from 1932 – 1939
How much does a Farmall F-20 tractor weight?
Depending on the engine type, the Farmall F-20 weight ranges from 4400 lbs
1995 kg .
How much can a Farmall F-20 Pull?
The max pulling capacity of the Farmall F-20 tractors starts at 2334 lbs
1058 kg but may be slightly higher depending on the trim.