 The last new model was of the 1977 Cadillac, which was continued as both the 1978 and 1979 Coupe deVille in promo and snap-kit form.The 1963 Chrysler Turbine Car was an experimental gas turbine-powered coupe of which 55 were made.The "Ghia" Turbines (as they were often known internally because of the Italian styling shop's production of the bodies) were put into the hands of only 203 real customers for testing and PR goodwill.