Hey Thunderchicken,,,just in case you dont have this information,,,,one of the best places for New Thunderbird parts is Concours...............you can order a free parts catalog at www.concoursparts.com
and the toll free number for USA and Canada is: 800-722-0009

also,,,have you been in touch with our local Thunderbird parts Guru,,,,?
Kens Classic Thunderbirds in Port Coquitlam?
i'll get you his number if you need it.

and as to your question about the indicator lights,,they should still work without the telltale lights.