This page provides a detailed comparison of the specifications for the Allis Chalmers HD7 and the County Super 4.
| Allis Chalmers HD7 | County Super 4 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | General Motors | Ford |
| Engine Model | Mar-71 | 3.6L 4-cyl diesel |
| Engine Cooling Type | Liquid-cooled | - |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Blower | - |
| Engine Cylinders | 3 | 4 |
| Engine Displacement Value | 213 ci (3.5 L) | 220 ci (3.6 L) |
| Engine Rated Rpm | 1500 | 1600 |
| Transmission | ||
| Transmission Type | Sliding Gear | 8-speed |
| Transmission Forward Gears | 4 | 8 |
| Transmission Reverse Gears | 1 | 2 |
| Dimensions | ||
| Length Value | 128 | 146 |
| Width Value | 81 | - |
| Operating Weight Value | 14000 lb (6350 kg) | 11800 lb (5352 kg) |
| Miscellaneous | ||
| Chassis | Crawler | 4x4 4WD |
| Drive Type | Track | 4WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hydraulic System Type | - | Open Center |
| Starter Type | Electric | - |
