Caterpillar
Caterpillar Seventy
The Caterpillar Seventy is an agricultural crawler tractor produced from 1933 to 1937 by Caterpillar in Peoria, Illinois, USA. It features a 21.5L 4-cylinder gasoline engine with an estimated 77.8 hp engine power for comparison. The tractor has a 6-speed gear transmission with 2 reverse gears, a crawler drive, and an open operator station. It weighs 32,000 lbs and runs on 18-inch wide tracks. Total production was 266 units.
Power77 hp[B]
Founded1933 - 1937
ModelSeventy
Technical Specifications
Detailed specifications and technical data for Caterpillar Seventy
Power
| Belt (tested) | 82.4 hp (61.4 kW) |
|---|---|
| Belt (claimed) | 70 hp (52.2 kW) |
| Drawbar (tested) | 72.73 hp (54.2 kW) |
Engine
| Type | Caterpillar 21.5L 4-cyl gasoline |
|---|---|
| Cooling | liquid-cooled |
| Cylinders | 4-cylinder |
| Rated RPM | 700 |
| Bore/Stroke | 7.00x8.50 inches (178 x 216 mm) |
| Displacement | 1310 ci (21.5 L) |
Tracks
| Width | 18 inches (45 cm) |
|---|
Dimensions
| Weight | 32000 lbs (14515 kg) |
|---|
Mechanical
| Drive | crawler |
|---|---|
| Operator station | Open operator station |
Production
| Type | Agricultural Crawler tractor |
|---|---|
| Built in | Peoria, Illinois, USA |
| Total built | 266 |
| Years produced | 1933 - 1937 |
Transmission
| Type | gear |
|---|---|
| Gears | 6 forward and 2 reverse |
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