3093365
Injector Fuel Supply Tube
Cummins®

The Injector Fuel Supply Tube, identified by part number 3093365, is a component manufactured by Cummins, a renowned leader in diesel engine technology. This part plays a role in the fuel system of heavy-duty trucks, ensuring efficient fuel delivery to the engine. Its design and function are integral to maintaining the performance and reliability of the vehicle’s fuel injection system ¹.

Basic Concepts of Injector Fuel Supply Tube

The Injector Fuel Supply Tube operates on fundamental principles that are central to the fuel injection system. Its primary function is to facilitate the transfer of fuel from the fuel rail to the injectors. This process is vital for maintaining proper fuel pressure and flow, which are necessary for the injectors to deliver fuel precisely to the engine cylinders. The tube’s role in sustaining these conditions ensures that the fuel system operates efficiently and effectively ².

Purpose and Function

The Injector Fuel Supply Tube serves a specific purpose within the operation of a truck’s engine. It is designed to connect the fuel rail to the injectors, allowing for the seamless transfer of fuel. This connection is crucial for ensuring that fuel is delivered accurately and consistently to each cylinder, which is fundamental for the engine’s combustion process and overall performance ³.

Key Features

The Cummins Injector Fuel Supply Tube is characterized by several key features that enhance its performance and durability. Its design incorporates materials and construction techniques that are resistant to the high pressures and temperatures within the fuel system. These features not only contribute to the tube’s longevity but also to the overall efficiency and reliability of the fuel system.

Benefits

Utilizing the Cummins Injector Fuel Supply Tube offers several advantages. These include improved fuel efficiency, as the tube ensures that fuel is delivered precisely and without loss. Enhanced engine performance is another benefit, as consistent fuel delivery contributes to more efficient combustion. Additionally, the tube’s design helps in reducing emissions, aligning with environmental standards and contributing to the sustainable operation of heavy-duty trucks.

Installation and Compatibility

Proper installation of the Injector Fuel Supply Tube is important for its function and the overall performance of the fuel system. Specific guidelines should be followed to ensure that the tube is correctly fitted and sealed. Compatibility with various Cummins engine models and other components within the fuel system is also a consideration, ensuring that the tube integrates seamlessly into the existing system.

Troubleshooting and Maintenance

Regular maintenance and troubleshooting are important for the Injector Fuel Supply Tube to function optimally. Common issues such as leaks, blockages, or performance inconsistencies can often be addressed through routine checks and maintenance practices. These practices help in identifying and resolving problems early, ensuring the longevity and efficiency of the part.

Cummins Overview

Cummins Inc. is a global leader in the design, manufacture, and distribution of diesel and natural gas engines. With a history of innovation and a strong reputation in the automotive industry, Cummins is committed to delivering high-quality components that enhance the performance and reliability of vehicles. Their focus on technological advancement and customer satisfaction underscores their position as a trusted manufacturer in the field of diesel engine technology.

Cummins Injector Fuel Supply Tube (Part 3093365) Compatibility

The Cummins Injector Fuel Supply Tube, identified by part number 3093365, is a component in the fuel delivery system of various Cummins engines. This part ensures that fuel is efficiently and accurately delivered to the injectors, which is essential for optimal engine performance and fuel efficiency.

QST30 CM552 Engines

The Injector Fuel Supply Tube (3093365) is specifically designed to fit seamlessly with the QST30 CM552 engines. This engine model is known for its robust design and reliability, making it a popular choice in various industrial and commercial applications. The compatibility of the injector fuel supply tube with this engine ensures that the fuel delivery system operates smoothly, reducing the risk of fuel leaks and maintaining consistent engine performance.

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 (3093365) is also compatible with other Cummins engine models that share similar design and operational characteristics. This part is engineered to meet the stringent requirements of Cummins engines, ensuring a perfect fit and reliable performance across various engine types.

By ensuring that the injector fuel supply tube is correctly installed, engine operators can maintain the integrity of the fuel delivery system, leading to improved engine efficiency and longevity.

Understanding the Role of Injector Fuel Supply Tube in Engine Systems

The Injector Fuel Supply Tube, identified by part number 3093365, is an integral component within the fuel delivery system of an engine. This part facilitates the precise delivery of fuel from the fuel rail to the injectors, ensuring that each cylinder receives the correct amount of fuel for optimal combustion.

Integration with Fuel Injectors

The Injector Fuel Supply Tube connects directly to the fuel injectors, which are responsible for spraying atomized fuel into the combustion chamber. The tube’s design ensures a consistent fuel flow, which is vital for the injectors to operate efficiently. This consistent flow helps maintain the fuel-to-air ratio, which is essential for engine performance and emissions control.

Interaction with the Fuel Rail

The fuel rail is a pressurized manifold that distributes fuel to each injector. The Injector Fuel Supply Tube interfaces with the fuel rail, allowing fuel to be channeled to the injectors under pressure. This pressurized system ensures that fuel is delivered quickly and efficiently, which is particularly important during high-performance operations where fuel demand is greater.

Contribution to Engine Performance Parts

In the context of performance parts, the Injector Fuel Supply Tube plays a supporting yet significant role. High-performance engines often require modifications to the fuel delivery system to handle increased fuel demands. Upgrading or maintaining this tube ensures that the enhanced fuel injectors and other performance components function as intended, thereby maximizing engine output and efficiency.

Role in Fuel System Integrity

The Injector Fuel Supply Tube also contributes to the overall integrity of the fuel system. By providing a secure and leak-free connection between the fuel rail and injectors, it helps prevent fuel leaks, which can be hazardous and lead to inefficient engine operation. This component is designed to withstand the pressures and temperatures within the fuel system, ensuring long-term reliability.

Support for Fuel Pressure Regulator

In some engine configurations, the fuel pressure regulator may be integrated into the fuel rail or positioned nearby. The Injector Fuel Supply Tube assists in maintaining consistent fuel pressure by ensuring a stable fuel flow. This stability is essential for the regulator to function correctly, thereby contributing to the engine’s overall performance and fuel efficiency.

Enhancement of Fuel Atomization

Effective fuel atomization is key to efficient combustion. The Injector Fuel Supply Tube, by ensuring a steady and pressurized fuel supply, supports the injectors in atomizing fuel finely. This fine atomization leads to better fuel-air mixing, which is crucial for complete combustion and reduced emissions.

Conclusion

In summary, the Injector Fuel Supply Tube (part 3093365) is a fundamental component that supports the efficient operation of fuel injectors, fuel rails, and other elements within the fuel delivery system. Its role in maintaining fuel pressure, supporting performance parts, and contributing to overall system integrity makes it an essential part of modern engine systems.