This headlight switch with vacuum ports is a quality "STANDARD" brand reproduction switch and replaces the following Ford part numbers: C8AZ-11654-A (SW-644), C8WY-11654-A (SW-662), C9WY-11654-A (SW-816), D0WY-11654-A (SW-972).
This headlight switch does not have the spacer required for 1968-70 Mercury Cougar. This must be taken over/separated from the old, defective light switch.