These are nice gasket. Nailhead: 264, 322, 364, 401, 425. 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, and 1970 LeSabre, Invicta, Wildcat, and Electra 225 models. 1963, 1964, 1965, 1966, 1967, 1968, 1969, and 1970 Riviera models.