the only graph i have is here: http://www.skylinesaustralia.com/forums/post-a235105-
i might have another 1 @ home, let me check later a/h
just to add, 405awkw = approx. 450rwkw (it was 1 of the 1st q's i asked my tuner when it was done on his dyno, my mates who drive fords & holdens always ask "whats kw is that rear wheels?")