1966–1977 Volkswagen Beetle Standard models, 1971–1979 Volkswagen Super Beetle models, 1966–1971 Volkswagen Bus models, 1966–1974 Volkswagen Karmann Ghia models, 1973–1974 Volkswagen Thing models, and 1962–1973 Volkswagen Type 3 models equipped with compatible Type 1 air-cooled engines.
