I need some help here.  I've put together a lot of information (below) on possible transmission/diff combinations I may put in my Z and need a little guidance as to what this all means.  Here's what I think this is telling me...the wide ratio (77-79) is going to give me more off the line acceleration in 1st and 2nd with a long wait to $^!# to 3rd and poorer highway top end speed than the narrow ratio (81-83) tranny.  That being said, the it gets messy when you start to look at d