Sports cars of the 1960s did not have the technology we have today for high-speed antics. American manufacturers were producing big-body sedans and aggressively-styled muscle cars. These examples lacked the finesse of European performance models in those days.
AC Shelby Cobra: How A British Sports Car Became An American Cultural Icon
This popular roadster was the answer to overly expensive Ferraris and Lamborghinis. It was also gunning for the Chevrolet Corvette in the States.