. . . '72 Dodge/Plymouth 440 Six-Paks) were the '71 Mustang Mach 1 (high-compression 351 Cleveland) and '73 - '74 Pontiac 455 HD Pontiac Trans-Ams. (There were a few 455 HD Grand-Ams, too.). All the others were gone after '71, many after '70.
The Trans-Am in your photo is a '73, making it The Last of the Mohicans.
;-)