This page provides a detailed comparison of the specifications for the Hart-Parr Old Reliable 30-60 and the Steiger Cougar III ST-270.
| Hart-Parr Old Reliable 30-60 | Steiger Cougar III ST-270 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Hart-Parr | Caterpillar |
| Engine Model | - | 3306 |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Kerosene | Diesel |
| Engine Induction Type | Natural | Turbocharged aftercooled |
| Engine Cylinders | 2 | 6 |
| Engine Displacement Value | 2356 ci (38.6 L) | 638 ci (10.5 L) |
| Engine Rated Rpm | 300 | 2200 |
| Engine Power Output Value | - | 270 hp (201.3 kW) |
| Transmission | ||
| Transmission Type | Gear | Selective gear fixed ratio |
| Transmission Forward Gears | 1 | 10 |
| Transmission Reverse Gears | 1 | 2 |
| Dimensions | ||
| Length Value | 200 | 252 |
| Width Value | 106 | 96 |
| Operating Weight Value | 20100 lb (9117 kg) | 29930 lb (13576 kg) |
| Miscellaneous | ||
| Chassis | 4x2 | 4x4 articulated 4WD |
| Drive Type | 2WD | 4WD |
| Hitch Category | - | Category 3 |
| Hydraulic System Type | - | Open center |
| Starter Type | - | Electric |
