The Oliver OC-3 is an agricultural crawler manufactured by Oliver in Cleveland, Ohio, USA from 1951 to 1957. The Oliver OC3 is equipped with a 2.2 L (133.0 cu·in) four-cylinder gasoline engine and a gear type transmission with 3 forward and 1 reverse gears.
The Oliver OC3 agricultural crawler used the Hercules engine. It is a 2.2 L, 2,179 cm2, (133.0 cu·in) four-cylinder natural aspirated gasoline engine with 83.0 mm (3.27 in) of the cylinder bore and 102.0 mm (4.02 in) of the piston stroke. The compression ratio rating is 6.67:1. This engine produced 29.4 PS (21.6 kW; 29.0 HP) at 1,700 rpm of output power.
Oliver OC-3 Specifications
| General Specifications | |
| Model | Oliver OC-3 |
| Length | 2,540 mm (100 in) |
| Width | 1,330 mm (52.4 in) |
| Height (hood) | 1,280 mm (50.4 in) |
| Wheel base | – |
| Weight | – |
| Fuel tank capacity | 45.4 liters (12 US gal.; 10 Imp. gal) |
| Battery | – |
| Cabin type | Open operator station |
| Engine | |
| Engine model | Hercules |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 4 |
| Fuel type | Gasoline |
| Displacement | 2.2 L, 2,179 cm2, (133.0 cu·in) |
| Bore and stroke | 83.0 mm X 102.0 mm (3.27 in X 4.02 in) |
| Compression ratio | 6.67:1 |
| Horsepower | 29.4 PS (21.6 kW; 29.0 HP) at 1,700 rpm |
| Starter | Electric |
| Coolant capacity: | 10.4 L (11 US. qt, 9.2 Imp. qt.) |
| Transmission and chassis | |
| Chassis | Crawler |
| Steering type | – |
| Brakes | – |
| Transmission model | – |
| Transmission type | Gear type |
| Gears | 3 forward and 1 reverse |
| Speed | Forward: 8.4 kmh (5.2 mph) Reverse: 3.7 kmh (2.3 mph) |
| Tracks | |
| Track size | 10-inch tracks |
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