This page provides a detailed comparison of the specifications for the Hesston 420 and the McCormick-Deering OS-4.
| Hesston 420 | McCormick-Deering OS-4 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | UTB/Fiat | International Harvester |
| Engine Cooling Type | - | Liquid-cooled |
| Engine Fuel Type | Diesel | Gasoline |
| Engine Cylinders | 3 | 4 |
| Engine Displacement Value | 143 ci (2.3 L) | 152 ci (2.5 L) |
| Engine Rated Rpm | - | 1650 |
| Transmission | ||
| Transmission Type | Manual | Gear |
| Transmission Forward Gears | 6 | 5 |
| Transmission Reverse Gears | - | 1 |
| Dimensions | ||
| Length Value | - | 120.875 |
| Width Value | - | 55.5 |
| Operating Weight Value | 3920 lb (1778 kg) | 4120 lb (1869 kg) |
| Miscellaneous | ||
| Chassis | 4x2 2WD | - |
| Drive Type | 2WD | - |
| Hitch Category | - | Category 3 |
