This page provides a detailed comparison of the specifications for the Challenger MT555B and the Hart-Parr Old Reliable 30-60.
| Challenger MT555B | Hart-Parr Old Reliable 30-60 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Perkins Diesel | Hart-Parr |
| Engine Model | VK 31483 | - |
| Engine Cooling Type | Liquid-Cooled | Liquid-cooled |
| Engine Fuel Type | Diesel No. 2 | Kerosene |
| Engine Induction Type | Turbocharged | Natural |
| Engine Cylinders | 6 | 2 |
| Engine Displacement Value | 366 ci (6.0 L) | 2356 ci (38.6 L) |
| Engine Rated Rpm | 1900 | 300 |
| Engine Power Output Value | 171 hp (127.8 kW) | - |
| Transmission | ||
| Transmission Type | AutoPower VI | Gear |
| Transmission Forward Gears | 24 | 1 |
| Transmission Reverse Gears | 24 | 1 |
| Dimensions | ||
| Length Value | 182.3 | 200 |
| Width Value | 81.1 | 106 |
| Operating Weight Value | 14320 lb (6495 kg) | 20100 lb (9117 kg) |
| Miscellaneous | ||
| Chassis | 4WD | 4x2 |
| Drive Type | Four-Wheel Drive | 2WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Category | II/III | - |
| Hitch Position | Rear | - |
| Hitch Capacity Value | 11230 lb (5094 kg) | - |
| Hydraulic System Type | Hydraulic control system direct engine drive | - |
| Starter Type | Electric | - |
