Thermostat / Thermostat Housing / Water Outlet Seal FORD AEROSTAR 1986 FORD BRONCO II 1984-1985 FORD MUSTANG 1979 FORD MUSTANG II 1974-1978 FORD PINTO 1975-1979 FORD RANGER 1983-1985 MERCURY BOBCAT 1975-1979 MERCURY CAPRI 1974-1979 Specifications Inside Diameter 1.640 IN Inside Diameter 41.6 mm Mounting Hole Quantity 2 Thickness 0.7 mm OEM / Interchange Numbers: D4RY8255A