Using a name that would make the production cars in 1957 and never let go, the 100-inch wheelbase and fiberglass Bonneville has a transparent plexiglass roof with opening panels over the seat to aid access.It looks every bit the competition car it was designed to be; however, Pontiac was a year away from having its new V-8 and the 48-inch high machine had to make do with a flathead straight eight