Detroit 2011: 2012 BMW 650i Convertible goes topless in the Motor City

In addition to the scorched orange 1 Series M Coupe at the BMW booth in Detroit was the new 2012 BMW 650i Convertible. Under the sharply creased (and rather long) hood lies a 400-horsepower, twin-turbocharged, direct injected V8 that manages to shove out 450 pound-feet of torque between 1,750 and 4,500 rpm. All that grunt will be sent to the rear wheels through either a six-speed manual or