At the height of the "golden era" of performance, the Buick name brought recognition and status. Unlike today, a world where there is little to differentiate one brand from another, choosing a GM ...
inefficient today to consider that GM was producing unique 455 Pontiacs, 455 Oldsmobiles, 455 Buicks, and 454 Chevrolets--four engines within 1 cubic inch of displacement--all at the same time.