This is by far the best drag racing game their is. I posted some videos of it on youtube. It is a Bracket racing simulator. I dont use practice trees. I practice with this game !
This is IHRA Drag racing for the PC. Check out the videos ...
*note the R/T's are .500's* fairly old game.
http://www.youtube.com/user/slowwagon#p/u/1/1_8cLft6TNo