The engine/transmission and all other drive components can be found in other large Ford cars of that era. But only the drive train is the same as other Fords. All the body panels, and interior parts are specific to the Thunderbird and are not interchangeable with any other Ford.
Search 69 Ford Thunderbird on e-bay and see how much parts are going for.
It depends on what year you are asking about and what part.
the ford thunderbird
The oldest model of the Thunderbird was from 1954 when Ford brought the first model off the production line. The first Thunderbird was sold the in October of 1954.
1955.
1995The first year for the Thunderbird was 1955. That first Thunderbird was the most popular model.
In the glove box on the right side
The Windstar, The Mustang, The Thunderbird, The Tauras,
AOD
There were ( 2002 to 2005 ) Ford Thunderbird model years in the 2000's
The 2005 Ford Thunderbird was the last model year
Order the book for that model online or at your local parts store it will have the pictures and instructions on repair