welcome.
glad to hear you finally upgraded to something that handles.
as mat(34geeteetee(aka gumtree) )has stated, lots of info on the his forum for the diy guys.
and, alot of members on here no longer own skylines, were that type of crowd.
as for a manual, try ebay?
I know they have gtr ones available.
either way, hope you enjoy the car and the forum.
and please, post pics.