Interestingly , one of the most important elements of NASCAR was its ability to expand beyond the regionalism that was associated with stock car racing .
There is no other part of the country that is associated with stock car racing more than the American South .
One of the most important elements of NASCAR was its ability to expand beyond the regionalism that was associated with stock car racing .
There is no other part of the country that is associated with stock car racing more than the American South .