I think you should do some research on this subject before you get yourself in over your head. Unless your rich. I don't mean to sound harsh, I just don't want to see you approach this from the wrong angle. Your question alone tells me you haven't done your studying.
http://infinitemotorsports.net/JDM%20Swaps.0.html
http://www.se-r.net/engine/swap/index.html