Here is a photobucket album of a nice gn 6.0 turbo build and a video to the car on youtube.
http://s214.photobucket.com/albums/cc192/Grrh77/
Link to his build though i believe you must be a member to view.
http://www.turbobuick.com/forums/tur...urbo-swap.html
Hes on here but dont know his screen name off hand
Edit: found this link and his name is Grr and he posted alot of info
Turbo Setup in G-Bodies?