The latter sported a 351 Cleveland engine and rode it to glory. There's even a 1968 Ford Torino in Charlotte's NASCAR Hall of Fame.

The Mustang Chris rescued was a fastback (Sportsroof) equipped with a 351 Cleveland V8 engine and a four-speed Top Loader manual transmission. Despite years of exposure to Pennsylvania’s harsh ...

While the Cleveland engine soldiered on for a few more years, the Boss 351 did not return in 1972. It wasn't all that popular either, with only 1,806 units delivered.