This is the fuel shut off valve that installs under the fuel tank that the fuel line connects to. Includes pencil filter that helps keep sediment and contaminants at the bottom of the gas tank from entering the fuel system. Fits all Model A's 1928-1931 coupe, roadster, Sedan, Phaeton, pickup, AA Truck, except late 1931 Model with the indented firewall as that fuel valve is out on the firewall not under the tank. This is an excellent quality solid brass valve that is made in the USA. Order with confidence, family owned and operated. Quality parts and service for over 50 years.