Introduction
McCormick-Deering T-20 Crawler Tractor
The McCormick-Deering T-20 is an agricultural crawler tractor manufactured by International Harvester between 1931 and 1939. Built in Chicago, Illinois, this machine represents a significant period in the mechanization of American agriculture, designed for heavy-duty traction tasks.
Engine and Performance
The tractor is powered by an International Harvester 4-cylinder, liquid-cooled vertical I-head engine. It features a displacement of 220.9 cubic inches (3.6 liters) and operates at a rated speed of 1250 RPM. The engine is configured to run on kerosene and utilizes a 1-3-4-2 firing order. The cooling system has a capacity of 28 quarts (26.5 liters).
Transmission and Drive
The T-20 utilizes a crawler-type drive system, providing enhanced traction on difficult terrain. The transmission offers 3 forward gears and 1 reverse gear. Steering is managed through an 11-inch dry, single-plate clutch, and the machine is equipped with dry disc brakes to ensure operational control.
Specifications and Dimensions
With a total weight of 7,010 lbs (3179 kg), the T-20 is built on a robust track-based chassis. The operator station is of the open design, standard for tractors of that era, prioritizing visibility and accessibility for the operator.
Conclusion
With 15,199 units produced, the McCormick-Deering T-20 served as a reliable crawler tractor for agricultural and industrial applications during the 1930s. Its combination of a 27 hp engine and crawler mobility made it well-suited for demanding field conditions.
Production Information of McCormick-Deering, T-20
- Agricultural Crawler tractor
- Built in Chicago, Illinois, USA
| Manufacturer | McCormick-Deering (a part of International Harvester) |
|---|---|
| Total built | 15,199 |
Engine Specifications of McCormick-Deering, T-20
- International Harvester
- Liquid-cooled vertical I-head
- Kerosene
- 4-cylinder
| Rated RPM | 1250 |
|---|---|
| Displacement | 220.9 ci [3.6 L] |
| Firing order | 1-3-4-2 |
| Bore/Stroke | 3.75x5.00 inches [95 x 127 mm] |
| Coolant capacity | 28 qts [26.5 L] |
Transmission Information of McCormick-Deering, T-20
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 3 forward and 1 reverse |
Mechanical Specs of McCormick-Deering, T-20
- Open operator station.
- Dry disc brakes
| Drive | Crawler |
|---|---|
| Steering | Dry, single plate clutch, 11-inch |
Power Information of McCormick-Deering, T-20
- Https://www.tractordata.com/farm-tractors/003/4/1/3417-mccormick-deering-t-20-tests.html
Where it sits
With 27 hp[B] HP, the McCormick-Deering T-20 sits just above 10-20 TracTracTor (22 HP) in McCormick-Deering's range. Its power puts it in the 35th percentile of 1930s models in our database (235 machines).
Frequently asked questions
How much horsepower does the McCormick-Deering T-20 have?
The McCormick-Deering T-20 delivers 27 hp[B] HP.
What years was the McCormick-Deering T-20 produced?
The McCormick-Deering T-20 was produced in 1931-1939.
What engine does the McCormick-Deering T-20 have?
The McCormick-Deering T-20 is powered by a 4-cylinder engine.
What transmission does the McCormick-Deering T-20 use?
The McCormick-Deering T-20 uses a Gear transmission.