Farmall F-12
The Farmall F-12 is a farm tractor manufactured by Farmall, a part of International Harvester, produced from 1932 to 1938. It was built in Chicago, Illinois, USA and Neuss, Germany, with a total production of 123,442 units in the USA and 2,848 in Germany. The tractor features a 1.9L 4-cylinder gasoline engine from International Harvester or Waukesha, with a displacement of approximately 113 cubic inches. It has a 3-speed unsynchronized or 4-speed transmission, manual steering, and two-wheel drive. The F-12 has a wheelbase of 76 inches, weighs about 2700 lbs, and uses steel tires sized 23x6 front and 54x6 rear. It delivers a claimed drawbar power of 10 hp and belt power of 13 hp, with tested drawbar and belt powers of 12.31 hp and 16.20 hp respectively. The tractor includes a rear PTO with a 540 rpm type. Variants include the German-built F-12-G and F-12-G4, and the McCormick standard-front W-12. The F-12 was succeeded by models such as the Farmall F-14 and F-20.
Power14 hp[B]
Founded1932 - 1938
ModelF-12
Technical Specifications
Detailed specifications and technical data for Farmall F-12
Power
| Plows | 1 |
|---|---|
| Belt (tested) | 16.20 hp (12.1 kW) |
| Belt (claimed) | 13 hp (9.7 kW) |
| Drawbar (tested) | 12.31 hp (9.2 kW) |
| Drawbar (claimed) | 10 hp (7.5 kW) |
Tires
| Ag rear | 54x6 (steel) |
|---|---|
| Ag front | 23x6 (steel) |
Engine
| Fuel tank | 13 gal (49.2 L) |
|---|---|
| Rated RPM | 1400 |
| Air cleaner | oil bath |
| Bore/Stroke | 3.00x4.00 inches (76 x 102 mm) |
| Displacement | 113.1 ci (1.9 L) |
| Firing order | 1-3-4-2 |
| Engine options | International Harvester 1.9L 4-cyl gasoline; Waukesha 1.9L 4-cyl gasoline |
| Coolant capacity | 14 qts (13.2 L) |
| Displacement Waukesha | 113 ci (1.9 L) |
| Waukesha engine details | gasoline, 4-cylinder, liquid-cooled, original engine, used on early models |
| International Harvester engine details | gasoline, 4-cylinder, liquid-cooled vertical I-head |
Variants
| W-12 | McCormick standard-front |
|---|---|
| F-12-G | German-built |
| F-12-G4 | German-built, four-speed |
Dimensions
| Width | 74.25 inches (188 cm) |
|---|---|
| Height | 62.5 inches (158 cm) |
| Length | 125.5 inches (318 cm) |
| Wheelbase | 76 inches (193 cm) |
| Rear tread | 44 to 79 inches (111 to 200 cm) |
| Shipping weight | 2700 lbs (1224 kg) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Steering | Manual steering |
| Operator station | Open operator station |
Production
| Factories | Chicago, Illinois, USA; Neuss, Germany |
|---|---|
| Total built | 123,442 USA; 2,848 Germany |
| Manufacturer | Farmall (a part of International Harvester) |
Belt Pulley
| RPM | 800 |
|---|---|
| Speed | 2591 ft/min (789.74 meters/min) |
| Width | 6.25 inches (15 cm) |
| Diameter | 12.375 inches (31 cm) |
Transmission
| Type | unsynchronized gear |
|---|---|
| Clutch | dry disc |
| Gears (3-speed) | 3 forward and 1 reverse |
| Gears (4-speed) | 4 forward and 1 reverse |
| Transmission options | 3-speed unsynchronized gear; 4-speed |
F-12 Serial Numbers
| 1932 | 501 (Chicago) |
|---|---|
| 1933 | 526 (Chicago) |
| 1934 | 4881 (Chicago) |
| 1935 | 17411 (Chicago) |
| 1936 | 48660 (Chicago) |
| 1937 | 81837 (Chicago) |
| 1938 | 117518 (Chicago) |
| Final | 123942 (Chicago) |
| Location | Serial number plate ahead of the gear shift, below the steering column. |
| 1938 Neuss | NT101 (Neuss) |
Power Take-off (PTO)
| Rear PTO Type | 540 (1.125) |
|---|
