hydro steer upgrade

I looking for a post i saw a while back that somone built there own hydro assist stearing system looking for that post

Seriously? You didn't even specify who did the build. Did you search? There are plenty of builds that cover this topic so your vague request isn't going to help. The search button is on the top of the page below your name and to the left. Read this, if you have issues after then post up:

http://www.naxja.org/forum/showthread.php?t=73349

look up surplus center. there are threads on this all over this forum and pirate4x4. look through my build in my signature i have a list of all the parts and part numbers. only $150 for the whole system then another $50 for the smaller PSC pulley