This page provides a detailed comparison of the specifications for the Challenger MT335B and the Hart-Parr Old Reliable 30-60.
| Challenger MT335B | Hart-Parr Old Reliable 30-60 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Challenger | Hart-Parr |
| Engine Cooling Type | Liquid-Cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Kerosene |
| Engine Induction Type | Turbocharged | Natural |
| Engine Cylinders | 3 | 2 |
| Engine Displacement Value | 201 ci (3.3 L) | 2356 ci (38.6 L) |
| Engine Rated Rpm | 2150 | 300 |
| Engine Power Output Value | 78 hp (58.2 kW) | - |
| Transmission | ||
| Transmission Type | 12-speed Synchronized Shuttle | Gear |
| Transmission Forward Gears | 12 | 1 |
| Transmission Reverse Gears | 12 | 1 |
| Dimensions | ||
| Length Value | 148 | 200 |
| Width Value | 76 | 106 |
| Operating Weight Value | 6614 lb (3000 kg) | 20100 lb (9117 kg) |
| Miscellaneous | ||
| Chassis | 4x2 2WD | 4x2 |
| Drive Type | 2WD | 2WD |
| Hitch Type | 3 Point Hitch | - |
| Hitch Category | I/II | - |
| Hitch Position | Rear | - |
| Hydraulic System Type | Open Center | - |
| Operator Station Type | Either Cab or Open (ROPS) | - |
| Starter Type | Electric Starter | - |
