There is a set of original 93 Cobra wheels for a great price advertised near me. I haven't seen them, but for less than a hundred bucks each wheel and centercap, I'd buy them if I didnt have an extra set in the atic!
http://seattle.craigslist.org/sno/pts/385647011.html
http://seattle.craigslist.org/sno/pts/385647011.html