ITEM NAME:Heater Control Valve For Ford Explorer Ranger Aerostar F87Z-18495-Aa Yg350 G8E4 Heater Control Valve For Ford Explorer Ranger Aerostar F87Z-18495-Aa Yg350 G8E4 Compatible with: Ford Aerostar (1994-1997) Ford Explorer / Sport / Sport Trac (1994-2005) Ford Ranger (1995-2004) Mazda Pickup (1995-2004) Mercury Mountaineer (1998-2005) Colour: Black Material: metal + plastic Please Note: This is a high quality part It is a simple valve, no vacuum lets water pass through and when vacuum is applied it shuts the flow off and recirculates it. If your heater control valve looks similar to the product, have 4 ports with 5/8" hoses and controlled with vacuum this one will work. Please ensure what you received is as expected and check compatibility with measurement before purchase. You will get: 1x Heater Control Valve