3928904
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3928904 Fuel Supply Tube is a component designed for use in heavy-duty trucks. It plays a role in the fuel system by facilitating the transfer of fuel from the tank to the engine. This part is integral to ensuring that the engine receives a consistent and reliable supply of fuel, which is vital for optimal performance and efficiency.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit within the fuel system that transports fuel from the storage tank to the engine. Its function is to provide a direct and unobstructed pathway for fuel flow, ensuring that the engine receives the necessary fuel for combustion. The efficiency and reliability of this component directly influence the overall performance and efficiency of the truck’s engine ¹.

Purpose of the Cummins 3928904 Fuel Supply Tube

The Cummins 3928904 Fuel Supply Tube is designed to deliver fuel efficiently from the tank to the engine. It ensures that the fuel system maintains a consistent pressure and flow rate, which is crucial for the engine’s operation. By providing a reliable fuel supply, this component helps in maintaining the engine’s performance under various operating conditions ².

Key Features

The Cummins 3928904 Fuel Supply Tube is constructed from high-quality materials that offer durability and resistance to the corrosive effects of fuel. Its design includes features that enhance its performance, such as precise engineering to ensure a secure fit within the fuel system and smooth internal surfaces to facilitate efficient fuel flow. These characteristics contribute to the tube’s longevity and reliability in demanding environments ³.

Benefits

The use of the Cummins 3928904 Fuel Supply Tube offers several advantages. It enhances fuel delivery efficiency, which can lead to improved engine performance. The tube’s robust construction ensures increased reliability, even in challenging operating conditions. Additionally, its design contributes to the overall efficiency of the fuel system, potentially leading to better fuel economy.

Installation and Compatibility

Proper installation of the Cummins 3928904 Fuel Supply Tube is crucial for ensuring its effective operation within the fuel system. It is designed to be compatible with specific truck models and fuel systems, ensuring a seamless integration. Following the manufacturer’s guidelines for installation is recommended to maintain the integrity of the fuel system and ensure optimal performance.

Maintenance and Troubleshooting

Regular maintenance of the Cummins 3928904 Fuel Supply Tube is important for ensuring its continued performance. This includes periodic inspections for signs of wear or damage and ensuring that all connections are secure. Common issues may include leaks or blockages, which can be addressed through careful inspection and troubleshooting. Maintaining the tube in good condition helps prevent potential fuel system failures.

Safety Considerations

When working with the Cummins 3928904 Fuel Supply Tube, it is important to observe safety precautions. This includes proper handling procedures to avoid fuel spills and ensuring that all work is conducted in a well-ventilated area. Safety precautions during installation and maintenance are crucial to prevent accidents and ensure the safe operation of the fuel system.

Cummins Overview

Cummins Inc. is a renowned manufacturer in the automotive industry, known for its high-quality components for heavy-duty trucks. With a history of innovation and commitment to excellence, Cummins has established a reputation for producing reliable and efficient parts. The company’s dedication to quality is evident in its wide range of products, designed to meet the demanding requirements of heavy-duty applications.

Cummins Fuel Supply Tube 3928904 Compatibility

The Cummins Fuel Supply Tube part number 3928904 is designed to fit seamlessly with various engine models, ensuring efficient fuel delivery and system integrity. This part is integral to maintaining the operational efficiency of the engines it is compatible with.

Engine Compatibility

• 6C8.3 Engines: The 3928904 Fuel Supply Tube is specifically engineered to integrate with the 6C8.3 engine series. This part ensures that the fuel supply system operates smoothly, providing the necessary fuel flow to the engine’s combustion chambers. Its design and material quality are tailored to withstand the operational stresses and conditions typical of the 6C8.3 engine.

• Other Cummins Engines: While the primary focus here is on the 6C8.3 engines, it is worth noting that the 3928904 Fuel Supply Tube may also be compatible with other Cummins engine models. Cummins often employs a modular approach in their engine design, allowing certain parts to be interchangeable across different engine series. This compatibility ensures that maintenance and repair processes can be streamlined, reducing downtime and operational interruptions.

Installation and Functionality

The installation of the 3928904 Fuel Supply Tube is straightforward, designed for ease of integration into the engine’s fuel system. Its precise engineering ensures a secure fit, minimizing the risk of leaks or fuel delivery issues. This part plays a role in the overall performance and longevity of the engine by maintaining the integrity of the fuel supply line.

Importance of Proper Fitment

Ensuring that the 3928904 Fuel Supply Tube is correctly installed is vital for the engine’s performance. An improperly fitted fuel supply tube can lead to a variety of issues, including reduced fuel efficiency, engine misfires, and potential safety hazards. Cummins’ design specifications for this part are meticulously crafted to guarantee a perfect fit and reliable operation.

Maintenance and Replacement

Regular maintenance checks should include inspecting the 3928904 Fuel Supply Tube for signs of wear, corrosion, or damage. Timely replacement of this part, when necessary, is essential to prevent fuel system failures and to maintain the engine’s optimal performance. Cummins provides detailed guidelines and specifications for the maintenance and replacement of this component, ensuring that it is handled correctly by technicians and mechanics.

Role of Part 3928904 Fuel Supply Tube in Engine Systems

The Part 3928904 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. It works in conjunction with several other components to ensure efficient and reliable fuel transfer from the fuel tank to the engine.

Integration with Plain Hose Kit

When paired with a plain hose kit, the Fuel Supply Tube serves as a durable and precise conduit for fuel. The hose kit typically includes various lengths and diameters of hose, connectors, and clamps. The Fuel Supply Tube, with its specific design, fits securely into this system, providing a leak-free pathway for fuel. This setup is particularly useful in custom engine builds where flexibility and precise fitting are essential.

Role in Plumbing Systems

In a comprehensive plumbing system, the Fuel Supply Tube plays a significant role in maintaining the integrity of the fuel line. It connects to other plumbing components such as fuel rails, injectors, and carburetors. The tube’s design ensures that it can withstand the pressure and temperature variations within the fuel system, providing a consistent fuel supply to the engine. This is vital for maintaining engine performance and efficiency.

Interaction with Fuel Filter

The Fuel Supply Tube also interacts closely with the fuel filter. Positioned upstream of the filter, the tube delivers unfiltered fuel from the tank. The fuel then passes through the filter, where contaminants are removed before reaching the engine. This ensures that only clean fuel enters the engine, protecting sensitive components such as injectors and fuel pumps from damage. The precise fit and secure connection of the Fuel Supply Tube to the fuel filter are essential for preventing leaks and ensuring a consistent fuel flow.

Conclusion

In summary, the Cummins 3928904 Fuel Supply Tube is a key component in the fuel delivery system, working seamlessly with plain hose kits, plumbing systems, and fuel filters to ensure efficient and reliable fuel transfer to the engine. Its robust construction, precise engineering, and compatibility with various engine models make it a vital part for maintaining the performance and efficiency of heavy-duty trucks.