I don't know too much about it. I know they did open it up to swap in some titanium.

http://www.nobleforums.com/showthread.php?t=990

His car is not a drag car though; I don't think it's ever been to the strip. This guy is a SERIOUS track monster. He goes from track to track to track. I kid you not, he did like 30 track days in 3 months, and is doing many many more.