Shelby Mustang GT500 Races Challenger Hellcat Redeye with Surprising Result

The entry-level for owning a brand-new piece of American muscle is relatively low, but so will that car's level of performance be compared to its peers. That is particularly true for the Ford Mustang which, for $26,670, can be had with a four-cylinder 2.3-liter engine developing 310 raggedy horses. The only silver lining here is the six-speed manual transmission th...