Two things here, Shelby didn't play by the rules., and many early Shelby GT 350 owners back dated their cars with the latest Shelby bits and pieces,I.E. the rear windows.
The real TV "My Mother The Car" was what became of Norm "Woo-Woo" Grabowski's 1921 Model T Touring Car street rod, which graced the pages of Hot Rod and Rod & Custom magazines back over 50 years ago. Barris did the awful conversion on what was a really neat T Touring street rod.
Art
From the weekly Autoweek blog http://autoweek.com/article/car-life/experiencing-american-summer-tradition-neighborhood-car-show?utm_source=DailyDrive20150715&utm_medium=enewsletter&utm_term=headline-center&utm_content=body&utm_campaign=awdailydrive Have fun