1969-1970 Mustang Boss 429 and 1969-1970 Mustang Mach 1. Like the Shelbys, the new cars will use updated engines with fuel injection and computer management. The Boss 302 will be available with a ...

The Mustang ... The Boss 429 was built as Fordâ s response to NASCAR homologation rules, which required the production of a limited number of street cars with the racing-spec engine.

The Boss 429 and 429 Super Cobra Jet V8 engines rank as some of the most powerful engines ever put in the Ford Mustang. In fact, if we limit our discussion to first-gen Mustangs, these engines ...

Prices shown are the prices you can expect to pay for a 1969 Ford Mustang 2 Door Fastback (Boss 429) across different levels of condition. Edit options.