Hand me Melville's condor quill and Vesuvius as an inkpot. The 2012 Jeep Grand Cherokee SRT8 is one very angry whale.

Horsepower addicts will want to know: Is this, the Chrysler SRT division's riff on Jeep's midsize SUV, fast? Even though straight-line speed is not the most interesting thing about this vehicle, the answer is oh, yeah, immoderately so. With a 6.4-liter, 470-horsepower Hemi V8 in the powder magazine and a series of very smart clutches and differentials delivering...