The newest NGK# is FR2B-D. mrfixit that is the old number and the last couple of threads are removed on that one as well. As other people have stated make sure you use this plug. Using other plugs with threads all the way to the end will build up carbon and pull the threads out of the head when removing.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.