| Mercedes-Benz M124 | |
| Manufacturer: | Mercedes-Benz |
| Production: | 1939 (prototype) |
| Configuration: | Straight-eight |
| Valvetrain: | 16-valve, DOHC, two-valves per cylinder |
| Supercharger: | Roots-type supercharger |
| Fuelsystem: | Carburetor |
| Compression: | 6.5:1[1] |
| Oilsystem: | Dry sump |
The Mercedes-Benz M124 engine is a prototype supercharged, 5.8-liter, straight-8 engine manufactured by Mercedes-Benz in 1939.[2]