http://cgi.ebay.com/Tamiya-Manta-Ray...QQcmdZViewItem
-is that all I need?
Aha! So it's the Ackerman... that explains it

I just read somones post about that... but I just didn't make sense as the bums steer is at least as bad as it used to be
What does the bump steer eliminator kit do? Raisen the ball stud (a LOT)? Any pics of it?