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|First Look: 2012 Mercedes-Benz SLK55 AMG|
|Just when we were getting used to AMG's new formula, along comes the 2012 Mercedes-Benz SLK55 AMG to buck the trend. How so, you ask? The main difference is what's under the hood. The 2012 SLK55 will indeed get a 5.5-liter V-8, but you won't find the M157, twin-turbo mill that has been rolled out in several recent AMG-powered Benzos since last year. Instead, it will get a naturally-aspirated V-8 dubbed the M152. Mercedes states that the M152 and M157 share a few similarities: the aforementioned displacement, bore/stroke, start/stop technology, and direct injection.|
Despite the lack of those twin-turbos, this pocket roadster is far from a slouch. In the SLK55, the M152 outputs 415 hp, 398 lb-ft...