Read more: 14 Of The Best Harley-Davidson Motorcycles Ever Made The 1969 and 1970 Ford Mustang Boss 429 was an optional ... including white, red, and blue with interiors that can be gray, black ...

It takes their body-in-white (fully assembled, but not painted or finished) to the next level. Until now, revology has focused on 1968 and earlier Mustang models. For the Boss 429, they had to ...