Here is some information from various MPCs
The first picture is from the 60-68 MPC with a nice table of the kits available. A lot of activity for 65, even more than change prone 67.
The remaining pictures are from the 65 MPC
Note that this represents what Ford would do in a service (aftermarket) situation, and may not represent what was done at any particular assembly plant at the time your car was built. But it is a decent starting point.