This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life. Vehicle model years this part fits (be sure to check your vehicle trim using the Amazon garage) - [Ford Bronco: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992] - [Ford E-150 Econoline Club Wagon: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford E-150 Econoline: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford E-250 Econoline Club Wagon: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford E-250 Econoline: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford E-350 Econoline Club Wagon: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford E-350 Econoline: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford F-150: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford F-250: 1985, 1986, 1987, 1988, 1989, 1990] - [Ford F-350: 1985, 1986, 1987, 1988, 1989, 1990]