Fuel Tank Vent Valve
An automotive fuel tank vent valve is a component found in vehicles that use a closed fuel system. The fuel tank vent valve is responsible for regulating the pressure inside the fuel tank and preventing fuel vapors from escaping into the atmosphere. The valve is typically located on or near the fuel tank and is connected to the fuel tank vent line. The fuel tank vent valve functions by allowing air to enter the fuel tank when the pressure inside the tank drops below a certain level. This occurs when fuel is consumed by the engine or when the vehicle is sitting idle. As air enters the tank, it replaces the volume of fuel that has been used, preventing a vacuum from forming. When the pressure inside the fuel tank rises above a certain level, the fuel tank vent valve closes, preventing fuel vapors from escaping into the atmosphere. This helps to reduce emissions and ensure that the vehicle complies with environmental regulations. Without a functioning fuel tank vent valve, the pressure inside the fuel tank can become imbalanced, potentially leading to fuel tank vent valve symptoms including poor engine performance, fuel leaks, and increased emissions.
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When selecting a fuel tank vent valve, first measure and confirm the size needed to fit the fuel tank. From the remaining options available, choose the vent valve that best fits your application as well as your budget.
JEGS offers a large custom and universal fuel tank vent valve selection to choose from, offered by the best brands including Eddie Motorsports, Dorman Products, Vibrant Performance, Wehrs Machine, JEGS, and many others. Each valve is made from high quality components and assembly to provide long life and operation your vehicle needs.
Dorman Products Fuel Tank Vent Rollover Valve for 1972-1999 Chrysler, Dodge, Eagle, Ford, Jeep, Lincoln, Mercury, Plymouth Vehicles
Titan Fuel Tanks 9900002 One-Way Vent Line Breather Kit, For Use w/Titan Travel Trekker
