Chris Teeling, owner of the 1968 Mustang Cobra Jet featured here ... “In fact, the 428 CJ had met Ford’s General Production Acceptance Specifications testing by the time the Hot Rod article ...

Ford was still selling strong numbers for the Mustang in 1969 ... at the upcoming change in politics when it released the 428 Cobra Jet engine, putting Carroll Shelby in the delicate situation ...