We've already brought you the news on the 2012 Mercedes-Benz SLK 55 AMG, but after an early leak over the weekend, the German company came out with an official release and plenty of photos detailing its powerful roadster model.
To recap, at the heart of the latest SLK 55 AMG lies a newly developed AMG 5.5-litre naturally aspirated V8 engine featuring cylinder shut-off that churns out a peak output of 422HP and maximum torque of 540 Nm in European specification. The North American market model is rated at 415HP and 398 lb-ft.
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