Powered by a 5.5L V8 that produces 420bhp and 400 lb-ft of torque, the 2012 Mercedes-Benz SLK55 AMG is essentially a sleek drop-top roadster with “AMG’s Direct-Steer system, which graduates the assistance from the power steering.” Click here for more pictures. Continue reading to see it in-action.

This V8 distinguishes itself from its turbocharged sibling with new intake air ducting, new cylinder heads, a modified valve drive, an adapted oil supply system, an optimised crankcase, four-valve technology and a Formula One-style cylinder ‘shut-off’ system.

[via TopGear]