This page provides a detailed comparison of the specifications for the CO-OP 1 and the Massey-Harris 81.
| CO-OP 1 | Massey-Harris 81 | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | Waukesha | Continental |
| Engine Model | - | F124 |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Gasoline | Gasoline |
| Engine Induction Type | - | Naturally Aspirated |
| Engine Cylinders | 4 | 4 |
| Engine Displacement Value | 133 ci (2.2 L) | 124 ci (2.0 L) |
| Engine Rated Rpm | - | 1500 |
| Transmission | ||
| Transmission Type | Gear | Unsynchronized gear |
| Transmission Forward Gears | - | 4 |
| Transmission Reverse Gears | - | 1 |
| Dimensions | ||
| Length Value | 123.9 | 119 |
| Width Value | 74.75 | - |
| Operating Weight Value | 3300 lb (1497 kg) | 2895 lb (1313 kg) |
| Miscellaneous | ||
| Chassis | 4x2 2WD | 4x2 2WD |
| Drive Type | 2WD | 2WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Starter Type | - | Electric Starter |
