Ford Mustang Dark Horse R racing toward July 27 debut

When revealing the seventh-generation Mustang last fall, Ford announced several racing variants, some of which have since debuted. We’ve already seen the Mustang GT3, Mustang GT4, and Mustang GT Supercar. That last one is designed for Australia’s Supercars touring car series. Next in the pipeline is the Mustang Dark Horse R, which Ford Performance…