If they throw out the rule book, floor pans have nothing to do with it. Its 7.49 or faster 1/8th mile, and 11.49 quarter mile, also drive shaft loop, jacket, 6 point harness, ect for the above times or faster. Jeff Hines got booted at Jackson in the green car, so they are a little more strict then Darlington..
__________________
When the people fear the government, there is tyranny. When the government fears the people, there is liberty.
Thomas Jefferson