https://www.speedsport.com/sprints-m...=ap_fvv8kteugn

In this link can be found a quote by Rob Hoffman that is probably the most significant thing for pavement cars:

"They have a lot of torsional rigidity. Dick (Meyers) ran the numbers and told me about it. It reacts a lot faster than most cars. Small changes on that car make a big, big difference."