1966 Vacuum Heater Control Valve NOS (new old stock). Part number is H1986. Item fits 1966 V-8 Fairlane, Falcon & Comet with air conditioning. Replaces Ford part No. C60Z-18495-A. Contact seller for more information if needed: 520-275-4623. Tucson Packard quality parts through the years, 40 years experience working with all makes and models of Packard auto and other auto parts. (21705)