Superseded Part Number:1405-600, 1405-600. CFM:600 CFM. 1967, 1969-1971 Thunderbird 7.0L. 1971 Thunderbird 6.6L. 1974-1975 Thunderbird 7.5L. 1965, 1967-1968 Thunderbird 6.4L. Ford Kickdown:No. Begin by ensuring the engine is cool and disconnected from the battery for safety.