3093367
Injector Fuel Supply Tube
Cummins®

The Cummins Injector Fuel Supply Tube, identified by part number 3093367, is a component integral to the fuel system of heavy-duty trucks. Manufactured by Cummins Inc., a leader in the automotive industry, this part ensures efficient fuel delivery to the injectors, contributing to the overall performance and reliability of the engine ¹.

Basic Concepts of Injector Fuel Supply Tubes

An Injector Fuel Supply Tube is a conduit within the fuel system that facilitates the transfer of fuel from the fuel tank to the injectors. Its primary function is to maintain a consistent fuel supply under pressure, which is vital for the injectors to operate effectively. This component plays a role in ensuring that the fuel is delivered at the correct pressure and volume, directly influencing the engine’s combustion efficiency and power output ².

Purpose and Role in Truck Operation

The Cummins Injector Fuel Supply Tube serves a pivotal role in the operation of heavy-duty trucks by delivering fuel to the injectors under precise pressure conditions. This ensures that the fuel is atomized correctly upon injection into the combustion chamber, which is crucial for efficient combustion and engine performance. Additionally, it helps in maintaining the integrity of the fuel system by preventing fuel leaks and ensuring that the fuel reaches the injectors without contamination or pressure loss.

Key Features

The Cummins Injector Fuel Supply Tube is designed with several key features that enhance its performance and durability. Constructed from high-quality materials, it is resistant to corrosion and wear, ensuring longevity in demanding environments. Its design includes precise fittings and connections that ensure a secure and leak-free installation. Furthermore, the tube is engineered to withstand high pressure, which is critical for maintaining optimal fuel delivery efficiency.

Benefits

Utilizing the Cummins Injector Fuel Supply Tube offers several advantages. It contributes to improved fuel delivery efficiency, which in turn enhances engine performance. The tube’s robust construction and design ensure reliability, even in heavy-duty applications where the fuel system is subjected to extreme conditions. Additionally, its compatibility with Cummins engines ensures seamless integration and optimal performance.

Installation and Compatibility

Proper installation of the Cummins Injector Fuel Supply Tube is crucial for ensuring its effectiveness and the overall performance of the fuel system. It is designed to be compatible with a range of Cummins engines, though specific requirements may vary depending on the truck model. It is important to follow manufacturer guidelines during installation to ensure a secure fit and optimal performance.

Troubleshooting and Maintenance

Regular maintenance and timely troubleshooting are important for ensuring the longevity and efficiency of the Cummins Injector Fuel Supply Tube. Common issues may include leaks, blockages, or wear and tear. Regular inspections can help identify signs of damage or wear, such as cracks or corrosion, which may indicate the need for replacement. Maintaining the fuel system clean and free of contaminants also contributes to the tube’s performance and durability.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emission solutions. With a history spanning over a century, Cummins has established a reputation for producing high-quality components that meet the demanding requirements of heavy-duty applications. The company’s commitment to innovation, quality, and customer satisfaction has made it a trusted name in the automotive industry.

Cummins Injector Fuel Supply Tube (Part 3093367)

The Cummins Injector Fuel Supply Tube, part number 3093367, is a critical component in the fuel delivery system of various Cummins engines. This part is designed to ensure a consistent and reliable fuel supply to the injectors, which is essential for optimal engine performance and efficiency.

Compatibility with Cummins Engines

The Injector Fuel Supply Tube (3093367) is compatible with several Cummins engine models, including but not limited to:

• QST30 CM552
• QSK19 CM2350
• QSK60 CM850

These engines are widely used in various applications, such as heavy-duty trucks, industrial machinery, and marine vessels. The part’s design and specifications are tailored to meet the stringent demands of these high-performance engines.

Installation and Functionality

The Injector Fuel Supply Tube (3093367) is engineered to fit seamlessly within the engine’s fuel system architecture. It connects the fuel pump to the fuel injectors, ensuring that the correct amount of fuel is delivered at the right pressure and timing. This component is crucial for maintaining the engine’s fuel efficiency, power output, and overall reliability.

Importance in Engine Performance

A properly functioning injector fuel supply tube is vital for the engine’s performance. It helps in:

• Maintaining consistent fuel pressure
• Preventing fuel leaks
• Ensuring smooth and efficient fuel delivery
• Extending the lifespan of the fuel injectors

By integrating this part into the engine’s fuel system, it ensures that the engine operates at peak performance levels, reducing the likelihood of fuel-related issues and enhancing the engine’s durability.

Role of Part 3093367 Injector Fuel Supply Tube in Engine Systems

The Injector Fuel Supply Tube, identified by part number 3093367, is integral to the efficient operation of fuel injection systems in modern engines. This component facilitates the precise delivery of fuel from the fuel rail to the injectors, ensuring that each cylinder receives the correct amount of fuel at the right time.

In conjunction with the fuel injectors, the Injector Fuel Supply Tube helps maintain consistent fuel pressure, which is essential for optimal engine performance. It works in harmony with the fuel pump, which pressurizes the fuel, and the fuel rail, which distributes it to the injectors. The tube’s design allows for minimal fuel leakage and maximum flow efficiency, contributing to the overall reliability of the fuel system.

When considering performance parts, the Injector Fuel Supply Tube plays a significant role. Upgraded injectors often require a matching fuel supply system to handle increased fuel flow rates. The tube must be capable of delivering fuel without restriction to support higher performance levels.

Conclusion

The Cummins Injector Fuel Supply Tube (part number 3093367) is a vital component in the fuel delivery system of heavy-duty engines. Its role in ensuring consistent and efficient fuel delivery to the injectors directly impacts engine performance, reliability, and durability. Proper installation, regular maintenance, and understanding its compatibility with various Cummins engines are essential for maximizing the benefits of this part.