Ebay has a buyer protection program- they cover any purchase up to $200, and up to $2000 if you used Paypal. It's a PITA, but Ebay does it (minus a $25 processing fee[:@]). Might be better off to go through your CC- tell them to reverse the charges since you were defrauded with bogus parts.

http://pages.ebay.com/help/tp/questi...n-program.html
Hope this helps,
Geno