Try these on for size:
http://www.stangparts.com/
http://www.mustangwarehouse.com/
(give them a call...they have a good bit of used parts)
http://www.texasmustang.com/
(not used parts...but just about anything you could need at good prices...lots of resto parts)
Hope these help some.
--nathan
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--silver_pilate
'91 GT, Built 306, Wolverine 1087 cam, ported Windsor Jr. Irons, and all the goodies...click the link to the left to see a full list of my mods...
Tried and True 302 Being Built to Outrun You! heh heh heh...
--Texas Panhandle--
Check out my site