Nascar racing question?

Question

why does nascar racing start with 43 cars, why not 42 or 44 ?

Answer 1

cuz 43 is a magical number

Answer 2

That's a good question, when somebody figures it out let us know cause I am curious as to that number too.

Answer 3

http://www.nascar.com/2002/news/headline...

Answer 4

i dont know but they might as well let all the cars that show up race, sorta like an endurance race...lol i dont what they do as far as pitting though