hi i have a 89 300 zx n/t. i want to do some performance modifications to it. im thinking i wanna make it a turbo model. and if anybody could tell me what size the turbos were for the 86-89 models and if i would have to change anything else on the car. thanks

http://z31.com/

Try them.

no, fuck z31.com

88hybrid.com is the z31 place to be now...

anyway, for a turbo swap: http://www.redz31.com/pages/turbo.html

if you're looking for something more than the stock t3, a cheap solution is something like a t3/to4e hybrid turbo... the not so cheap solution would be
something like this
http://img122.imageshack.us/img122/7607/img01048qb.th.jpg (http://img122.imageshack.us/my.php?image=img01048qb.jpg)

yeapo, the 88 and 89 models used a t25 turbo (not suggested for use, becuase even though it spools quicker, I'm pretty sure it isn't as efficeint) where as the 84-87s used t3's