Overview Product Description Ford Fairlane, Torino, Falcon, 6 cylinder w/ AC 1966 Mercury 6 cylinder, Comet, Montego w/ AC 1966 New Everco Heater Control Valve for cars with factory A/C part no. H1987. 5/8" hose x 5/8" hose vacuum valve, Vacuum closes valve. New out of box. Made in USA not an overseas knock off. Buy now to make sure you get it. Buy NOS parts to keep your car or truck running right. Product Videos Custom Field Product Reviews