Fuel Heater

A fuel heater is a device designed to warm the fuel before it reaches the combustion chamber, which is particularly useful in colder climates. Low temperatures can cause diesel fuel to thicken, leading to poor fuel flow, reduced engine performance, and even potential engine damage.

The main function of the fuel heater is to maintain proper fuel viscosity and make sure the fuel flow is smooth throughout the system. This is essential for any diesel engine to avoid clogging filters and engine stalling.

There are two main types of fuel heaters used in trucks and semis - electric fuel heaters and coolant-based fuel heaters. The coolant-based fuel heaters use the engine’s coolant to warm the fuel, instead of heating it up using electricity, and are generally more efficient than electric heaters, as they utilize waste heat from the engine.

Maintenance is crucial for long-term functioning of fuel heaters, making sure your engine performs well even in cold weather. Regularly inspect the fuel heater for any signs of damage or corrosion, and replace any damaged component when necessary.

Check the electrical connections and wiring for damage to ensure proper power supply to electric fuel heaters, and for coolant-based fuel heaters, carefully inspect the coolant hoses and connections for leaks and cracks. 

Big Rig World is a supplier of high-quality replacement parts for trucks and semis, including a wide variety of components for your fuel heaters. Whether you’re looking for a new oil pan kit, brackets, replacement kits, or any other fuel heater components, you’ll find an extensive offer from several leading manufacturers in our catalog.

Replacing faulty elements of your fuel heater can help maintain fuel viscosity and flow in cold weather, ensuring optimal performance and longevity of your truck. When in need of repairs, choose Big Rig World for affordable high-quality parts.