Prices shown are the prices you can expect to pay for a 1971 Ford Mustang 2 Door Fastback (Boss 351) across different levels of condition. Edit options.

Despite this, Ford managed to make the Boss 351 Mustang a beast of a car for one last hurrah. This Mustang used the 351 Cleveland engine, and its debut in the 1971 Mustang Boss 351 was nothing ...