Caterpillar Seventy Specs ( 1933-1937 )
Production
| Description | Agricultural Crawler tractor / Built in Peoria, Illinois, USA |
|---|---|
| Manufacturer | Caterpillar |
| Total built | 266 |
Engine
| Engine type | Caterpillar 21.5L 4-cyl gasoline |
|---|---|
| Bore/Stroke | 7.00x8.50 inches (178 x 216 mm) |
| Description | Caterpillar / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 1310 ci (21.5 L) |
| Rated RPM | 700 |
| Belt (claimed) | 70 hp (52.2 kW) |
| Belt (tested) | 82.4 hp (61.4 kW) |
| Drawbar (tested) | 72.73 hp (54.2 kW) |
Transmission
| Gears | 6 forward and 2 reverse |
|---|---|
| Transmission type | 6-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive | crawler |
Dimensions & Tires
| Weight | 32000 lbs (14515 kg) |
|---|
Caterpillar Seventy Tracks
| Width | 18 inches (45 cm) |
|---|
Dimensions & Tracks
| Description | 18-inch tracks |
|---|---|
| Weight | 32000 lbs (14515 kg) |
Nebraska Tractor Test 213
| Belt power (max) | 82.4 hp (61.4 kW) |
|---|---|
| Description | Gasoline 6-speed crawlerMay 15 - June 6, 1933Link: Nebraska Tractor Test 213 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 72.73 hp (54.2 kW) |
| Max pull | 16796 lbs (7618 kg) |