A NOS heater valve manufactured by Everco part number H1986. This valve interchanges with Ford C6OZ18495A. This is a vacuum operated valve with two 5/8" hose barbs.
Original 1966-68 Chevrolet 18" Clutch Fan #3789562 w/Everco Fan Clutch
Heater Valve 1966 Fairlane, LTD II, Comet & Falcon 6 cyl w/A.C. Everco H1987
Everco H2970 Heater Valve 1977-1980 Ford Lincoln Mercury NORS
Everco H2977 NORS Heater Valve Made in USA
NOS Sentry H-139/ 77-2833-0 Heater Valve. Replaces Everco H-1906 & Murray 277720
1971 to 1975 Buick Riviera With AC, Heater Control Valve EVERCO H-1946
