simply marking the nut in relation to the compressor will keep in in balance.

a little high temp loctight

BAM!!!!
rebuilt

theres a few websites that have turbo rebuild write ups. even manufcature spicific how toos.

google the words, this is very important, "ct-26 rebuild how to". The very first link happens to be www.alltrac.net/tuning/turborebuild.html.

hope this helps.