4941582
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4941582 Fuel Supply Tube is a critical component in the fuel system of heavy-duty trucks, designed to ensure the efficient transfer of fuel from the tank to the engine. This part plays a significant role in maintaining optimal engine performance and efficiency by providing a consistent and reliable fuel supply ¹.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit that carries fuel from the storage tank to the engine. It is essential for the fuel system, ensuring that fuel is delivered under the correct pressure and in the right quantity to meet the engine’s demands. The proper function of a fuel supply tube contributes to the overall operation and efficiency of a truck’s engine by maintaining a steady fuel flow ².

Purpose of the 4941582 Fuel Supply Tube

The 4941582 Fuel Supply Tube is specifically engineered to provide a direct and unobstructed path for fuel to travel from the tank to the engine. It is designed to withstand the pressures and temperatures associated with fuel transport, ensuring a consistent flow that supports engine performance ³.

Key Features

The Cummins 4941582 Fuel Supply Tube is constructed with a focus on durability and performance. It is made from materials that are resistant to the corrosive effects of fuel and the high temperatures within the engine compartment. The tube’s design may include features such as reinforced sections to prevent kinking and ensure a smooth flow of fuel.

Benefits of Using the 4941582 Fuel Supply Tube

Incorporating this Cummins part into a truck’s fuel system can lead to improved fuel efficiency, as it ensures that fuel is delivered without interruption or loss. The tube’s reliable construction contributes to the longevity of the fuel system, reducing the likelihood of failures and the need for frequent replacements.

Installation Process

Installing the 4941582 Fuel Supply Tube requires careful attention to detail to ensure a secure and leak-free connection. The process involves disconnecting the old tube, cleaning the fuel system, and attaching the new tube with the appropriate fittings. Tools such as wrenches and possibly a fuel line disconnect tool may be necessary. It is important to follow manufacturer guidelines to ensure proper installation.

Common Issues and Troubleshooting

Typical problems with the 4941582 Fuel Supply Tube may include leaks at connection points or blockages within the tube. Troubleshooting these issues involves inspecting the tube and connections for signs of wear or damage, and cleaning or replacing components as needed to restore proper fuel flow.

Maintenance Tips

Regular maintenance of the 4941582 Fuel Supply Tube is important to ensure its continued reliable operation. This includes periodic inspections for signs of wear, corrosion, or damage, and cleaning the tube to remove any contaminants that could affect fuel flow. Adhering to recommended inspection intervals can help prolong the tube’s lifespan.

Cummins Corporation Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and fuel systems. With a history of innovation and a commitment to quality, Cummins has established a strong reputation in the automotive and heavy-duty truck industry, providing reliable components that contribute to the performance and efficiency of commercial vehicles.

Integration with Specific Engine Models

The Cummins part number 4941582, a Fuel Supply Tube, is designed to fit seamlessly into several models of Cummins engines. This part is integral to the fuel delivery system, ensuring that fuel is efficiently and safely transported from the fuel tank to the engine’s fuel injectors.

For the ISBE4 CM850 engine, the Fuel Supply Tube is engineered to match the specific fuel system architecture, ensuring optimal performance and reliability. Similarly, for the QSB6.7 CM850 (CM2850) engine, this part is crafted to integrate with the engine’s fuel system, providing a critical link in the fuel delivery process.

In the case of the QSB7 CM2880 B117 engine, the Fuel Supply Tube is designed to fit perfectly within the engine’s fuel system, ensuring that the engine operates smoothly and efficiently. This part is crucial for maintaining the integrity of the fuel system and preventing leaks or other issues that could affect engine performance.

Overall, the Cummins part number 4941582 is a vital component for the engines mentioned, ensuring that the fuel delivery system functions as intended.

Role of Part 4941582 Fuel Supply Tube in Engine Systems

The part 4941582 Fuel Supply Tube is an integral component in the fuel delivery system of various engine setups. Its primary function is to transport fuel from the fuel tank to the fuel filter and subsequently to the engine’s fuel injectors or carburetor. This ensures a consistent and reliable fuel supply, which is essential for the engine’s performance and efficiency.

Integration with Fuel Filter Plumbing

In the fuel delivery system, the Fuel Supply Tube interfaces directly with the fuel filter plumbing. The tube is typically connected to the fuel filter inlet, allowing fuel to flow from the tank through the filter. The fuel filter removes impurities and contaminants from the fuel, ensuring that only clean fuel reaches the engine. The Fuel Supply Tube’s design facilitates a secure and leak-proof connection to the fuel filter, maintaining the integrity of the fuel system.

Ensuring Efficient Fuel Delivery

The Fuel Supply Tube plays a significant role in maintaining the efficiency of the fuel delivery system. By providing a dedicated pathway for fuel, it minimizes the risk of fuel line restrictions or blockages. This consistent fuel flow is vital for the proper operation of fuel injectors, which rely on precise fuel delivery to achieve optimal combustion. In carburetor-equipped engines, the Fuel Supply Tube ensures that the carburetor receives a steady fuel supply, contributing to smooth engine operation and responsiveness.

Enhancing System Reliability

The reliability of the Fuel Supply Tube is paramount in ensuring the overall reliability of the engine system. Its robust construction and precise fit within the fuel system help prevent fuel leaks, which can pose safety hazards and lead to engine performance issues. Additionally, the tube’s material is selected to withstand the pressures and temperatures within the fuel system, ensuring long-term durability and performance.

Facilitating Maintenance and Repairs

The Fuel Supply Tube is designed for ease of maintenance and repair. Its accessible location within the fuel system allows for straightforward inspection and replacement if necessary. This design consideration reduces downtime during maintenance procedures and enhances the overall serviceability of the engine system.

Conclusion

The Cummins 4941582 Fuel Supply Tube is a key component in the fuel delivery system, working in conjunction with the fuel filter plumbing to ensure a consistent and clean fuel supply to the engine. Its reliable performance and ease of maintenance contribute significantly to the overall efficiency and dependability of the engine system.