If there is one company that is widely renowned for its perfectly smooth straight-six engines, that would most certainly be BMW. The truth is though the Bavarian firm's arch-rival Mercedes-Benz also has a long history of using the exact same type of engine before it switched to a more space-efficient V6 layout.
Now, Britain's CAR magazine is reporting that Mercedes has signed-off a completely new family of engines for 2015, which aside from smaller V8s and a fresh batch of four-cylinder power plants, surprisingly enough, also includes a new generation of straight six units.
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