The combination of GM’s Jim Musser and Jim Hall proved to be one of the most potent combinations in autosport ever, counterbalancing the equally potent combination of Ford and Carroll Shelby. Together, Hall and Musser, along with their teams of brilliant engineers and technicians, produced some of the most famous racecars ever: the Chaparrals. In addition, one of the reasons today’s racers and tire companies know so much about the behavior of tires under the stresses of cornering can perhaps…

Chaparral 2E carried its wing high above the “boundary layer” of airflow over the car, and delivered downforce loads directly into the suspension uprights.
Photo: Roger Dixon