Mercedes-Benz:: naturally-aspirated engines are a 'done thing' - Drive
Merc SLK55 AMG's new 5.5 V8 | Autocar
Mercedes-AMG kills off naturally aspirated V8, prepares for electrification - Drive
AMG Action! Mercedes eyes new naturally aspirated V8
Mercedes AMG New Twin-Turbo 5.5 Litre V8 Engine Revealed
Mercedes-AMG - The Mercedes-AMG M157 5.5L V8 biturbo engine combines performance with efficiency to a previously unknown extent. See below for more information on the Mercedes-AMG M157 from Michael Kübler. “This is
Mercedes Drops New V8 into 2012 SLK55 AMG
AMG's new M157 5.5 liter twin turbo V8! - paultan.org