I found this a while back and thought it was pretty useful. I haven't had luck installing WinCAPS on my computer. This was the only place I could find part numbers for my particular JDM engine. Alot of it is russian, but the USA section is english.
Here's the 3000gt section:

http://www.akadia.ru/_pages/mitsubis...U9PTUzSA%3D%3D