The all-new twin-turbocharged 5.5-liter V8 may be Mercedes-Benz's AMG division's much-heralded pride-and-joy engine, but it certainly won't find a home under the hood of every single AMG product. To that point, AutoWeek reports that Mercedes-Benz is working on a naturally aspirated version of the 5.5-liter V8, slated for use not only in the refreshed SLK55, but in the AMG-fettled version of the C-Class coupe, the C55.
5.5 Liter
Mercedes-Benz unveils 2011 S63 AMG with twin-turbo 5.5L V8 [w/video]
2011 Mercedes-Benz S63 AMG – Click above for high-res image gallery
2011 Mercedes-Benz S63 gets smaller but more powerful 5.5-liter biturbo V8
2011 Mercedes-Benz S63 showcar – Click above for image gallery