Every now and then one of them wanders over. Kurt Busch tried his hand at Pro Stock a few years back. He caught on fast, got his license, tested, competed in a Dodge Avenger - and in his very first race, drew Erica Enders in the first round. Sometimes you get the donut, other times, just the hole.I think .0003 = 1 inch. It would be cool to get some NASCAR racers in NHRA.