This a new top cover assembly for a your Ford or IH IDI powered pick up. This top cover housing includes the fuel shut off and cold advance solenoids with all new gaskets. Ready to install in place of your existing defective unit. Simply remove your fuel return fitting, uninstall your old top cover and install this one in its place using your existing hardware. Then reinstall your return fitting. New cover gasket and return fitting o-ring is included. Core $100.00 Note: Please don't leave your pump in your truck without a top cover!