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Mercedes-Benz M271 engine
Reciprocating internal combustion engine / From Wikipedia, the free encyclopedia
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The Mercedes-Benz M271 engine is a straight-4 automobile piston engine family used in the 2000s (decade).
Quick Facts Overview, Manufacturer ...
Mercedes-Benz M271 | |
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Overview | |
Manufacturer | Mercedes-Benz |
Production | 2002–2015 |
Layout | |
Configuration | Straight-4 |
Displacement | 1.6 L (1,597 cc) 1.8 L (1,796 cc) |
Cylinder bore | 82 mm (3.23 in) |
Piston stroke | 75.6 mm (2.98 in) 85 mm (3.35 in) |
Cylinder block material | Cast aluminium |
Cylinder head material | Aluminium |
Valvetrain | DOHC 4 valves x cyl. and VVT |
Combustion | |
Supercharger | In some versions and intercooled |
Turbocharger | In DE18LA (M271Evo, 271.8XX) |
Fuel system | Sequential fuel injection Direct injection |
Fuel type | Gasoline |
Cooling system | Water cooled |
Output | |
Power output | 122–204 PS (90–150 kW; 120–201 hp) |
Chronology | |
Predecessor | Mercedes-Benz M111 engine |
Successor | Mercedes-Benz M274 engine |
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All M271 engines are built in Untertürkheim, Germany. The family has a cast aluminium engine block and aluminium DOHC cylinder heads with 4 valves per cylinder and variable valve timing and a coil-on-plug ignition system.