Buy the 6 bolt, end of story. Look through forums and read read read.. that's why forums were created:
http://www.dsmtuners.com/forums/showthread.php?t=152329
http://www.roadraceengineering.com/2...torinstall.htm
there are two links to get you started, did half the work for you. You owe me some rims, black center polished lip please.
::EDIT::
My bad, thought you were swapping into a 2g. Well I think there are still a couple things even for swapping 7 to 6 bolt in a 1g, but it's def easier than swapping into a 2g. Good luck.