what is a protecto plate on a car?
<answer> The protecto plate was a factory identification card that was supplied through the dealer to the lucky recipient of a brand new 1967 Chevelle. <context> The protecto plate was a factory identification card that was supplied through the dealer to the lucky recipient of a brand new 1967 Chevelle. It came in the back of the booklet shown above and carried coded information about the factory installed equipment / options for that particular vehicle, and this is why they are so talked about now.... it is proof of how the car was originally delivered.