Race cars develop in fits and spurts. Only rarely can an innovation be traced back to one specific person, although often it's whoever first won with a new idea that gets credit for it. The modern ...

The Mustang wasn't the only revolutionary newborn of early 1964. First came Chrysler's 426 Hemi, whose shocking Daytona 500 domination inspired Ford's "90-Day Wonder," the SOHC 427. A month later, ...