I thought I'd look at this in a different way.
Since the headlight was taken from a car during that era, what cars had pop up head lights during that time.
Even more what cars used a rod (not individual motors or vacuum) to operate the system.
Also looking at pictures that are on the web I noticed that the actuating motor of the system is not the same on all cars.
Right now the only car I found that used a rod to operate the headlights that was built during that time is the Porsche 928, but the headlight as you know are not what's on the Sebring
This actuating motor looks aftermarket