I have a '94 Cobra and right now I'm running 1999 Cobra wheels with no problem. I've also run the big 17" Nittos and BFG DR's and not had any problames at all. My cobra can be seen at:
http://www.cobracentral.net
Greg
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'94 Cobra [list][*]Vortech S-Trim, 9 psi[*]Ported GT40X heads[*]AFM B-2 cam