3093375
Injector Fuel Supply Tube
Cummins®

The Injector Fuel Supply Tube, identified by part number 3093375, is a component manufactured by Cummins, a leading name in diesel engine technology. This tube is integral to the fuel system of heavy-duty trucks, facilitating the efficient delivery of fuel to the injectors. Cummins is renowned for its commitment to innovation and quality, ensuring that components like the Injector Fuel Supply Tube meet the rigorous demands of heavy-duty applications ¹.

Function and Operation

The Injector Fuel Supply Tube operates within the fuel system by delivering fuel from the fuel tank to the injectors. It plays a role in maintaining consistent fuel pressure, which is vital for the precise operation of fuel injectors. This consistent pressure ensures that fuel is delivered in the correct quantity and at the right time, contributing to the overall efficiency and performance of the engine ².

Key Features

The design and construction of the Injector Fuel Supply Tube are tailored to withstand the demanding conditions of heavy-duty truck operations. It is made from high-quality materials that offer durability and resistance to wear and corrosion. The tube’s construction includes features that enhance its performance, such as precise engineering to ensure a secure fit and optimal fuel flow ¹.

Benefits

The Injector Fuel Supply Tube offers several advantages. It contributes to improved fuel efficiency by ensuring that fuel is delivered efficiently to the injectors. This efficient delivery helps enhance engine performance, allowing for smoother operation and better power output. Additionally, the tube’s robust construction ensures reliability, even in challenging operating conditions ².

Installation and Compatibility

Proper installation of the Injector Fuel Supply Tube is crucial for its effective operation. It is designed to be compatible with various Cummins engine models, ensuring a seamless integration into the fuel system. Specific installation guidelines should be followed to ensure that the tube is securely fitted and functions as intended ¹.

Maintenance and Troubleshooting

Routine maintenance of the Injector Fuel Supply Tube is important to ensure its optimal performance. This includes regular inspections for signs of wear or damage and ensuring that all connections are secure. Troubleshooting common issues, such as fuel leaks or blockages, involves checking for proper installation and ensuring that the tube is free from obstructions ².

Safety Considerations

When working with the Injector Fuel Supply Tube, it is important to observe safety precautions. This includes proper handling to avoid damage to the tube, secure storage to prevent accidents, and following disposal procedures to minimize environmental impact. Adhering to these safety practices helps ensure the safe and effective use of the component ¹.

Environmental Impact

The use of the Injector Fuel Supply Tube contributes to reducing emissions and promoting fuel efficiency in heavy-duty trucks. By ensuring efficient fuel delivery, it plays a role in minimizing fuel consumption and, consequently, the emission of pollutants. This aligns with broader efforts to enhance the environmental performance of diesel engines ².

Cummins Overview

Cummins has a long-standing reputation in the industry for manufacturing high-quality diesel engines and components. The company’s history is marked by a commitment to innovation, quality, and customer satisfaction. Cummins continues to lead in the development of advanced diesel technologies, ensuring that its products meet the evolving needs of the heavy-duty truck market ¹.

Compatibility of Cummins Injector Fuel Supply Tube (Part 3093375)

The Cummins Injector Fuel Supply Tube, identified by part number 3093375, is a critical component in the fuel delivery system of various Cummins engines. This part ensures the efficient and reliable transfer of fuel from the fuel pump to the injectors, which is essential for maintaining optimal engine performance ¹.

QST30 CM552 Engines

The Injector Fuel Supply Tube (3093375) is specifically designed to fit seamlessly with the QST30 CM552 engines. These engines are known for their robust construction and high performance, making them suitable for heavy-duty applications. The compatibility of the injector fuel supply tube with these engines ensures that the fuel delivery system operates smoothly, contributing to the engine’s overall efficiency and longevity ¹.

Grouping of Compatible Engines

While the primary focus here is on the QST30 CM552 engines, it is important to note that the Injector Fuel Supply Tube (3093375) is also compatible with other Cummins engines within the same family. This grouping includes engines that share similar design and operational characteristics, ensuring that the part fits and functions correctly across the board ¹.

Role of Part 3093375 Injector Fuel Supply Tube in Engine Systems

The Injector Fuel Supply Tube, identified by part number 3093375, is an integral component within the fuel delivery system of an engine. Its primary function is to transport pressurized fuel from the fuel rail to the individual fuel injectors. This ensures a consistent and reliable fuel supply, which is essential for the injectors to atomize fuel effectively into the combustion chamber ².

In conjunction with the fuel rail, the Injector Fuel Supply Tube maintains fuel pressure across all injectors, promoting uniform fuel distribution. This is particularly important in multi-cylinder engines where each cylinder must receive an equal amount of fuel for optimal performance and efficiency ².

The tube interacts closely with performance parts such as high-flow fuel injectors. When upgrading to performance injectors, the Injector Fuel Supply Tube must be capable of handling increased fuel flow without restriction. This ensures that the injectors receive the necessary fuel volume to support enhanced engine performance ².

Additionally, the Injector Fuel Supply Tube works in harmony with the fuel pressure regulator. The regulator maintains the desired fuel pressure within the rail, and the tube delivers this pressurized fuel to the injectors. Any inconsistency in fuel pressure can lead to inefficient combustion, reduced power output, and potential engine damage ².

Conclusion

The Injector Fuel Supply Tube (part 3093375) plays a significant role in ensuring that fuel is delivered efficiently and consistently to the injectors, supporting both standard and performance engine operations. Its compatibility with various Cummins engines, robust construction, and precise engineering make it a vital component in the fuel delivery system of heavy-duty trucks ¹².