http://www.calvertracing.com/
For the rear...Maybe some Cal-Tracs will work if the snubber is gone.
http://www.moparts.com/Tech/Archive/susp/17.html
On the front..."Just put on Moog 7103 offset upper bushings in the stock upper arms. Should be able to
get 3 degrees positive castor with those",the mods are in the page above.Or,adjustable tubular uppers would have all the adjustment you need.
http://www.magnumforceracing.com/sto...&Search=&Page=