Straight sixes are back and the there is new 48 Volt electrical system that has been a long time coming. It powers what would usually have been belt driven auxiliaries and an electric turbo. Electrical power comes from a "Dynastart" type combined starter and alternator in the flywheel location.
Radical stuff.
Mercedes-Benz S-Class to get new V8 and inline 6cyl engines | Autocar
Radical stuff.
Mercedes-Benz S-Class to get new V8 and inline 6cyl engines | Autocar