Mercedes-Benz M 273 E 46, Engine
| Engine capacity | 4,663 cm³ |
| Maximum power (range), hp | 340 |
| Maximum torque, N*m (kg*m) at rpm. | 460 (47) / 5000 |
| Fuel used | Gasoline AI-95 |
| Fuel consumption, l/100 km | 10.7 - 15.7 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | DOHC, HFM |
| Maximum power, hp (kW) at rpm | 340 (250) / 6000 |
| Compression Ratio (Range) | 10.7 |
| Cylinder diameter (range), mm | 92.9 |
| Piston stroke (range), mm | 86 |
| CO₂ emissions (range), g/km | 249 - 317 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 4 |
| Start-stop system |