Where to watch nascar races live online?

May be...

justin.tv

Install satellite tv software for your computer,with it you can watch nascar races and many tv channels live for free on your computer.Here you can get it.http://internet-tvpc.com/

http://www.tnt.tv/sports/nascar/racebuddy09_live/?

live internet stream provided by tnt and nascar. 4 screens. good coverage

get on a computer

Most simple solution is invest in Satellite TV...actiontec default