I've got an email and voice mail to Mike Massara. Last time I spoke to him he worked in the Halrey / Ford Alliance division. Maybe he can help.
Man, you will be a HERO to many, many "orphans" like me if Mike can somehow track the production sequence #s. Mr. Pinter said no records were kept and there is no way to track down Build #s except thru direct contact with original owners (if they kept records). For example: I was able to speak to the PO of my truck but he had no clue about an owner's plaque