READ MORE: The latest variant of the Ford Mustang Mach 1 has touched down, so to find out more, Ford was able to set us up with motorsport legend, and Mach 1 ambassador, Rick Kelly Fastforward 17 years and the Mach is back with the 2021 Ford Mustang Mach 1again a performance variant to sit between the V8 GT and more specialty Shelby models.