hey calvin, this what i did to my mo3R knuckle, comment are wellcome.
what i did was instead of using the long ball stud, i use blue spacer with the hollow ball stud.
also i include the photo of the steering link....
btw...i don understand what is "change the ackerman"
photo here...
http://img139.imageshack.us/img139/7897/13072009002.jpg
http://img30.imageshack.us/img30/1413/13072009003.jpg
http://img98.imageshack.us/img98/5575/13072009006.jpg