MG MGB GT: Pininfarina looks and a hatchback, for roadster money (1965-1980) The MG MGB GT added a handsome Pininfarina-styled fastback roof and a practical hatchback to the MGB, making a refined 2+2 that is one of the most underrated classics there is, and the rare MGB GT V8 gave it real pace. A guide to how the GT differs from the roadster, the V8, what to look for when buying, and what they are worth.