Up for Buy-It-Now is a new old replacement stock ignition coil, Niehoff part number FF-179.  According to my Niehoff Catalog, this is used on the following models and years:

1983-1984 Ford Escort & Exp..All models, 4 cylinder
1983 Ford Mustang..w/ 140 engine, With Turbo, 4 cylinder
1983-1984 Ford Thunderbird...w/ 140 engine, w/ E.E.C, 4 cylinder, 1983 Turbo only
1984 Ford Thunderbird..w/ 8 cylinder 302 Engine
1984 Mercury Lynx..4 cylinder
1983 Mercury LN7 & Lynx..4 cylinder

1984 Mercury Capri....4 cylinder, w/ E.E.C.
1983 Mercury Capri//w/ 4 cylinder 140 Turbo Engine, w/ E.E.C.
1984 Ford Full Size..w/ 8 cylinder 302 engine, w/ E.E.C.
1984 Ford LTD..4 cylinder 140 engine, w/ E.E.C.
1984 Ford LTD..6 cylinder 230 engine, w/ E.E.C.
1983 Ford LTD..6 cylinder 200 engine, w/ E.E.C.
1984 Ford LTD..8 cylinder 302 engine, Police Car, w/ E.E.C.
1984 Ford Mustang..4 cylinder 140 engine, w/ E.E.C.
1984 Ford Mustang..6 cylinder 230 engine, w/ E.E.C.
1984 Ford Mustang...8 cylinder 302 engine, w/ E.E.C
1984 Ford Tempo..All with 4 cylinder 140 engine, w/ E.E.C.

  As always, please refer to your own individual manuals to be certain this is the coil you need before bidding.  The assembly is in brand new, never used condition and is free of any damage.  The original box is in fair condition.
  Please feel free to E-mail me questions.  International bidders are always welcome.  Thanks for looking!