| Mercedes-Benz M270/M274 | |
|---|---|
 | |
| Overview | |
| Manufacturer | Mercedes-Benz |
| Production | 2011 – present |
| Layout | |
| Configuration | Inline 4 |
| Displacement | 1.6 L (1,595 cc) (M270/M274 DE16) 2.0 L (1,991 cc) (M270/M274 DE20) |
| Cylinder bore | 83 mm (3.27 in) |
| Piston stroke | 73.7 mm (2.90 in) (1.6 L) 92 mm (3.62 in) (2.0 L) |
| Cylinder block material | Aluminium alloy |
| Cylinder head material | Aluminium alloy |
| Valvetrain | DOHC 4 valves x cyl. with VVT |
| Compression ratio | 10.3:1 (1.6 L engines) 9.8:1 (2.0 L engines) |
| Combustion | |
| Supercharger | BorgWarner's e-Booster (2019–) |
| Turbocharger | Single-turbo |
| Fuel system | Direct injection |
| Fuel type | Gasoline |
| Cooling system | Water cooled |
| Output | |
| Power output | 75–180 kW (101–241 hp; 102–245 PS) |
| Torque output | 180–370 N⋅m (133–273 lb⋅ft) |
| Chronology | |
| Predecessor | M266 and M271 |
| Successor | M260/M264 and M282 |
The M270 and M274 are turbocharged inline-four engines produced by Mercedes-Benz since 2011. They are the successor to the previous M266 and M271 engines respectively. The engine appeared on the Ward's 10 Best Engines list for 2017.