Mercedes-Benz M22 engine
| Mercedes-Benz M22 | |
|---|---|
| Overview | |
| Manufacturer | Mercedes-Benz |
| Production | 1933-1934 |
| Layout | |
| Configuration | Straight-eight |
| Displacement | 3.8–4.0 L (232–244 cu in) |
| Cylinder bore | 78–80 mm (3.1–3.1 in) |
| Piston stroke | 100 mm (3.9 in) |
| Valvetrain | 16-valve, DOHC, two-valves per cylinder |
| Compression ratio | 5.54:1-6.0:1 |
| Combustion | |
| Supercharger | Naturally aspirated (380) Roots-type supercharger (380 K) |
| Fuel system | Carburetor |
| Fuel type | Gasoline |
| Oil system | Dry sump |
| Output | |
| Power output | 89–143 hp (66–107 kW) |
| Torque output | 146–209 lb⋅ft (198–283 N⋅m) |
| Chronology | |
| Predecessor | Mercedes-Benz M19 engine |
| Successor | Mercedes-Benz M24 engine |
The Mercedes-Benz M22 engine is a naturally-aspirated and supercharged, 3.8-liter and 4.0-liter, straight-8 engine, designed, developed and produced by Mercedes-Benz; between 1933 and 1934.