Introduction
Caterpillar Seventy: Agricultural Crawler Tractor
The Caterpillar Seventy is a heavy-duty agricultural crawler tractor produced in Peoria, Illinois, USA, between 1933 and 1937. As part of the Seventy-Five series, this machine was engineered for demanding traction tasks in various agricultural environments.
Engine Specifications
The tractor is powered by a 4-cylinder gasoline engine with liquid cooling. It features a displacement of 1310 cubic inches (21.5 liters) with a bore and stroke of 7.00 by 8.50 inches. This engine operates at a rated speed of 700 RPM and delivers a power output of 77 horsepower, designed to provide consistent torque for field operations.
Transmission and Drive
The Caterpillar Seventy utilizes a gear-type transmission system offering 6 forward speeds and 2 reverse speeds. This configuration allows the operator to select the appropriate gearing for specific load requirements. The tractor is a crawler-type vehicle, relying on 18-inch tracks to distribute its weight and maximize traction on soft or uneven ground.
Dimensions and Construction
With a total weight of 32,000 lbs (14,515 kg), the machine provides significant stability for heavy-duty work. The operator interface consists of an open operator station, a standard design for this era, prioritizing accessibility and visibility of the surrounding work area.
Conclusion
With only 266 units produced, the Caterpillar Seventy remains a significant example of 1930s agricultural engineering. Its combination of high-displacement power and crawler-based traction makes it a specialized tool for large-scale field cultivation and heavy pulling tasks.
Production Information of Caterpillar, Seventy
- Agricultural Crawler tractor
- Built in Peoria, Illinois, USA
| Manufacturer | Caterpillar |
|---|---|
| Total built | 266 |
Engine Specifications of Caterpillar, Seventy
- Caterpillar
- Liquid-cooled
- Gasoline
- 4-cylinder
| Rated RPM | 700 |
|---|---|
| Displacement | 1310 ci [21.5 L] |
| Bore/Stroke | 7.00x8.50 inches [178 x 216 mm] |
Transmission Information of Caterpillar, Seventy
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 6 forward and 2 reverse |
Mechanical Specs of Caterpillar, Seventy
- Open operator station.
| Drive | Crawler |
|---|
Power Information of Caterpillar, Seventy
- Https://www.tractordata.com/farm-tractors/000/9/4/946-caterpillar-seventy-tests.html
Where it sits
With 77 hp[B] HP, the Caterpillar Seventy sits just below Seventy-Five (103 HP) in Caterpillar's range. Its power puts it in the 93th percentile of 1930s models in our database (235 machines).
Frequently asked questions
How much horsepower does the Caterpillar Seventy have?
The Caterpillar Seventy delivers 77 hp[B] HP.
What years was the Caterpillar Seventy produced?
The Caterpillar Seventy was produced in 1933-1937.
What engine does the Caterpillar Seventy have?
The Caterpillar Seventy is powered by a Gasoline, 4-cylinder engine.
What transmission does the Caterpillar Seventy use?
The Caterpillar Seventy uses a Gear transmission.