4080771
Fuel Supply Tube
Cummins®

The Fuel Supply Tube 4080771, manufactured by Cummins, is a component designed to facilitate the delivery of fuel within the fuel system of heavy-duty trucks. Cummins, a well-established name in the diesel engine manufacturing industry, produces this part to ensure efficient and reliable fuel delivery, which is vital for the optimal operation of heavy-duty truck engines ¹.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit that transports fuel from the fuel tank to the engine’s fuel injection system. Its function is to provide a consistent and uninterrupted flow of fuel, which is necessary for the combustion process that powers the engine ². The tube’s role in the fuel system is integral to the overall operation of a truck’s engine, as it ensures that the fuel is delivered at the correct pressure and volume to meet the engine’s demands.

Purpose of the 4080771 Fuel Supply Tube

This Cummins part is specifically designed to play a role in the fuel delivery process by connecting the fuel tank to the fuel injection system. It is positioned to allow for the smooth transfer of fuel, interacting with other components such as the fuel filter and fuel pump to maintain a steady supply of fuel to the engine. This ensures that the engine receives the necessary fuel for combustion, which is critical for the truck’s performance.

Key Features

The 4080771 is constructed with materials that offer durability and resistance to the corrosive effects of fuel. Its design includes features that enhance its performance, such as a precise diameter to maintain fuel flow efficiency and a robust connection system to ensure a secure fit within the fuel system. These characteristics contribute to the tube’s reliability and longevity in demanding heavy-duty applications ³.

Benefits

This part offers several advantages, including improved fuel efficiency due to its efficient design, which minimizes fuel loss and ensures a consistent supply to the engine. Its reliability is enhanced by the quality materials and construction, which reduce the likelihood of leaks or failures. Additionally, the tube is compatible with Cummins engines, ensuring seamless integration and optimal performance.

Installation and Compatibility

Proper installation of the Fuel Supply Tube involves following manufacturer guidelines to ensure it is correctly positioned and securely connected within the fuel system. It is important to consider any prerequisites or special considerations that may apply to specific truck models or engine types to ensure compatibility and correct function.

Maintenance and Troubleshooting

Regular maintenance of the 4080771 is recommended to ensure its longevity and efficiency. This includes checking for signs of wear or damage and ensuring all connections are secure. Common issues that may arise include fuel leaks or reduced fuel flow, which can often be addressed by inspecting and tightening connections or replacing worn components.

Safety Considerations

When working with the fuel system and the Fuel Supply Tube, it is important to observe safety practices to prevent accidents. This includes handling fuel with care to avoid spills and ensuring that any potential leaks are addressed promptly to prevent fire hazards.

Environmental Impact

The efficient design of the 4080771 contributes to reduced fuel consumption and lower emissions by ensuring that fuel is delivered effectively to the engine. This aligns with environmental standards and regulations, promoting sustainable operation of heavy-duty trucks.

Cummins Overview

Cummins Inc. is a leader in the diesel engine manufacturing industry, with a history of innovation and quality. The company’s expertise in engine technology and commitment to advancing the automotive industry is reflected in its products, including the 4080771. Cummins’ dedication to quality and performance ensures that its components meet the high standards required for heavy-duty applications.

Engine Compatibility

• 6B5.9 Series
  • The 4080771 is specifically engineered to integrate with the 6B5.9 engines. This compatibility ensures that the fuel supply system operates smoothly, providing the necessary fuel flow to the engine components.

Installation and Functionality

The installation of the 4080771 in the 6B5.9 engines involves precise alignment and secure attachment to prevent leaks and maintain system pressure. This part is integral to the fuel delivery mechanism, ensuring that the engine receives a consistent and uninterrupted fuel supply, which is vital for optimal engine performance.

Importance of the Fuel Supply Tube

The role of the fuel supply tube in the engine system cannot be overstated. It is a critical component that ensures the fuel is delivered from the fuel tank to the engine’s fuel injectors. Any failure or malfunction in this part can lead to significant engine performance issues, including reduced power output, increased fuel consumption, and potential engine damage.

Maintenance and Replacement

Regular inspection and maintenance of the 4080771 are essential to ensure its longevity and proper functioning. Any signs of wear, cracks, or leaks should be addressed promptly to avoid engine downtime and costly repairs. Replacement should be carried out using genuine Cummins parts to maintain the engine’s warranty and performance standards.

Role of Part 4080771 Fuel Supply Tube in Engine Systems

The 4080771 is an integral component within the fuel system, facilitating the seamless transfer of fuel from the fuel tank to the engine. Its primary function is to ensure a consistent and reliable supply of fuel, which is essential for the engine’s operation.

Integration with Fuel System Components

1. Fuel Pump: The Fuel Supply Tube connects directly to the fuel pump, allowing the pressurized fuel to be efficiently drawn from the tank. This connection ensures that the fuel pump receives a steady stream of fuel, which it then pressurizes and sends to the engine.

2. Fuel Transfer Components: Within the fuel system, the Fuel Supply Tube works in conjunction with fuel transfer components to manage the flow of fuel. This includes components like fuel lines and filters, which help maintain the quality and pressure of the fuel as it travels to the engine.

3. Accessories: Various accessories within the fuel system, such as fuel pressure regulators and fuel injectors, rely on the consistent fuel supply provided by the Fuel Supply Tube. These accessories help fine-tune the fuel delivery to meet the engine’s demands under different operating conditions.

By ensuring a reliable fuel supply, the 4080771 plays a significant role in maintaining the overall efficiency and performance of the engine system.

Conclusion

The 4080771 Fuel Supply Tube is a critical component in the fuel system of heavy-duty trucks, ensuring efficient and reliable fuel delivery to the engine. Its design, compatibility, and integration with other fuel system components contribute to the overall performance and efficiency of the engine. Regular maintenance and adherence to safety practices are essential to maximize the longevity and effectiveness of this Cummins part.