Mercedes-Benz M271 engine

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The Mercedes-Benz M271 engine is a Straight-4 Automobile Piston engine family used in the 2000–2009.

All M271 engines are built in Bad Cannstatt, Germany. The family has a cast aluminum engine block and aluminum DOHC cylinder heads. It uses SFI Fuel injection, has Multi-valve with Variable valve timing, is Supercharged and Intercooled, and features fracture-split Forged steel Connecting rod.


The E18 is a 1.8 L (1796 cc) version. Bore is 82 mm and stroke is 85 mm. Output ranges from 143 hp - C180 K ECE (105 kW) at 5500 rpm to 163hp - C200 K,CLK200 K, E200 K, SLK 200 K ECE (115kW) at 5500rpm to 192 hp - C230 K ECE (141 kW) at 5800 rpm. A version running on natural gas was introduced in the German market in 2002.


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