5343469
Fuel Supply Tube
Cummins®

Introduction

The Cummins 5343469 Fuel Supply Tube is a component designed for use in the fuel systems of heavy-duty trucks. Its primary role is to facilitate the transfer of fuel from the tank to the engine, ensuring a consistent and reliable supply of fuel under various operating conditions ¹.

Purpose and Function

The Fuel Supply Tube plays a role in the fuel delivery system by providing a conduit for fuel to travel from the tank to the engine. It is engineered to maintain consistent fuel flow and pressure, which are vital for the engine’s performance and efficiency ². By ensuring a steady supply of fuel, the tube helps in optimizing the combustion process within the engine.

Key Features

The Cummins 5343469 Fuel Supply Tube is constructed using 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 fittings that ensure a secure connection to other fuel system components. The tube’s construction is robust, allowing it to withstand the pressures and temperatures encountered in heavy-duty applications ³.

Benefits

Utilizing the Cummins 5343469 Fuel Supply Tube offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent fuel supply, which can lead to better overall engine performance. The tube’s durable construction and reliable operation enhance the longevity of the fuel system, reducing the need for frequent replacements or repairs. Additionally, its design helps in maintaining the integrity of the fuel supply, which is crucial for the reliable operation of heavy-duty trucks.

Installation and Compatibility

Proper installation of the Fuel Supply Tube is crucial for its effective operation. It requires careful alignment and secure connection to the fuel tank and engine components. Specific tools and additional components may be necessary to ensure a proper fit and seal. Compatibility with various truck models and engine types should be verified to ensure optimal performance and integration within the fuel system ⁴.

Maintenance and Troubleshooting

Regular maintenance of the Fuel Supply Tube is recommended to ensure its efficient operation. This includes checking for signs of wear or damage, ensuring connections are secure, and verifying that there are no leaks in the fuel system. Common issues may include fuel leaks or inconsistent fuel flow, which can often be addressed by inspecting and tightening connections or replacing worn components.

Safety Considerations

When handling and installing the Fuel Supply Tube, it is important to follow safety guidelines to prevent fuel leaks and ensure safe operation. This includes working in a well-ventilated area, avoiding open flames or sparks, and using appropriate personal protective equipment. Proper disposal of any old or contaminated fuel is also important to maintain a safe working environment.

Cummins Overview

Cummins Inc. is a well-established manufacturer in the automotive industry, known for producing high-quality diesel engines and components. With a history of innovation and commitment to quality, Cummins has built a reputation for reliability and performance in the heavy-duty truck sector. Their components, including the 5343469 Fuel Supply Tube, are designed to meet the demanding requirements of heavy-duty applications, ensuring efficient and reliable operation.

Cummins Fuel Supply Tube 5343469 Compatibility

The Cummins Fuel Supply Tube 5343469 is a component designed to ensure the proper delivery of fuel within the engine system. This part is engineered to fit seamlessly with several Cummins engine models, ensuring compatibility and reliability across different applications.

L8.9 CM2670 L134C

The L8.9 CM2670 L134C engine is one of the models that benefit from the 5343469 Fuel Supply Tube. This part is specifically designed to integrate with the fuel system architecture of this engine, ensuring efficient fuel flow and maintaining the engine’s performance standards.

QSC8.3 CM2880 C102 and QSL9.3 CM2880 L113

The Cummins QSC8.3 CM2880 C102 and QSL9.3 CM2880 L113 engines also utilize the 5343469 Fuel Supply Tube. This part is engineered to fit these engines’ fuel systems, ensuring that the fuel supply is consistent and reliable. The design of the tube allows for easy installation and maintenance, making it a practical choice for these engine models.

By ensuring compatibility with these engines, the 5343469 Fuel Supply Tube helps maintain the integrity of the fuel system, contributing to the overall efficiency and longevity of the engine.

Role of Part 5343469 Fuel Supply Tube in Engine Systems

The 5343469 Fuel Supply Tube is an integral component in the fuel delivery system of an engine, ensuring a consistent and reliable flow of fuel from the fuel tank to the engine’s fuel injectors or carburetor. This tube is meticulously designed to interface with various engine components, enhancing the overall efficiency and performance of the fuel system.

Integration with Plumbing

In the context of engine plumbing, the 5343469 Fuel Supply Tube connects to the fuel lines that run from the fuel tank to the engine compartment. Its precise fit and secure connections are essential for maintaining the integrity of the fuel lines. The tube is engineered to withstand the pressures and temperatures within the fuel system, ensuring a leak-free passage of fuel. Its role in the plumbing system is to provide a durable and reliable conduit that minimizes the risk of fuel leaks, which could otherwise pose safety hazards and affect engine performance.

Interaction with Fuel Filter

The 5343469 Fuel Supply Tube also plays a significant role when interfacing with the fuel filter. Positioned upstream of the fuel filter, this tube delivers fuel from the tank to the filter, where contaminants are removed before the fuel reaches the engine. The tube’s design ensures that fuel flows smoothly into the filter, preventing any restrictions that could impede fuel delivery. This seamless interaction is vital for maintaining clean fuel supply, which is essential for optimal engine operation and longevity. The tube’s compatibility with the fuel filter ensures that the filtration process is efficient, contributing to the overall reliability of the fuel system.

Conclusion

The Cummins 5343469 Fuel Supply Tube is a critical component in the fuel delivery system of heavy-duty trucks, ensuring a consistent and reliable flow of fuel from the tank to the engine. Its robust construction, precise design, and compatibility with various Cummins engine models make it an essential part for maintaining engine efficiency and performance. Regular maintenance and proper installation are key to ensuring the longevity and reliability of this part within the fuel system.