This page provides a detailed comparison of the specifications for the Massey-Harris Challenger and the Turner-Simplicity Unknown.
| Massey-Harris Challenger | Turner-Simplicity Unknown | |
|---|---|---|
| Images | ||
| Engine | ||
| Engine Manufacturer | Massey-Harris | Waukesha |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Distillate | Kerosene |
| Engine Induction Type | Naturally aspirated | Naturally aspirated |
| Engine Cylinders | 4 | 4 |
| Engine Displacement Value | 248 ci (4.1 L) | 232 ci (3.8 L) |
| Engine Rated Rpm | 1200 | 1000 |
| Transmission | ||
| Transmission Type | Gear | Gear |
| Transmission Forward Gears | 4 | 2 |
| Transmission Reverse Gears | 1 | 1 |
| Dimensions | ||
| Length Value | 129.3 | 128 |
| Width Value | - | 68 |
| Operating Weight Value | 4200 lb (1905 kg) | 4000 lb (1814 kg) |
| Miscellaneous | ||
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Starter Type | - | Manual |
