This is a good used switch for the 1967 Mercury Cougars and Ford Mustangs that came with the 3/4" door jamb switch. This switch will be yellowed from age. Additionally, this switch for the 3/4 inch mounting hole was used on 1965-66 Full sized Ford such as Custom, 500, Galaxie, and XL models, full sized Mercury such as Monterey, S-55, Montclair, and Park Lane. 1965-67 Fairlane, 500, XL, Ranchero, and GT. 1965-67 Mercury Comet, 202, Capri, Caliente, and Cyclone. 1965-67 Ford Mustang, 1965-67...