The mighty Shelby Mustang should return. And it could be stronger than ever. The original Mustang Shelby GT500 had a short four-year lifespan from 1967 through 1970. It would take another 37 years for ...

In 1967, the Mustang entered the big-block club with the 390 ‘Thunderbird Special’ V8. The Ford pony had to make this move after all its rivals offered a big-block (or big-inch, in Pontiac’s case) in ...