A convertible body style returned to the Mustang lineup for the first time in a decade and became available for the GT. Ford bumped the ... run of 6.1 seconds and a quarter-mile time of 14.9 ...

Unfortunately, the 1966 convertible was never widely produced, in part because Ford and Shelby had already moved on to the second-gen Mustang ... panel, lighting, and badging specific to the ...