4941159
Fuel Supply Tube
Cummins®

The 4941159 Fuel Supply Line, a component manufactured by Cummins, is integral to the efficient operation of heavy-duty trucks. This Cummins part ensures reliable fuel delivery from the tank to the engine, highlighting Cummins’ reputation for quality and innovation in the automotive and heavy-duty truck industries ¹.

Basic Concepts of Fuel Supply Lines

A fuel supply line serves as a conduit for transporting fuel from the storage tank to the engine. It is essential for maintaining consistent fuel pressure and flow, which are critical for the engine’s combustion process. The efficiency of a fuel supply line directly influences the overall performance and reliability of a truck’s engine ².

Purpose of the 4941159 Fuel Supply Line

The 4941159 Fuel Supply Line is designed to facilitate the delivery of fuel from the tank to the engine in heavy-duty trucks. It ensures that fuel is transported efficiently and under the correct pressure, which is vital for the engine’s operation. This component plays a role in maintaining the engine’s performance by providing a steady supply of fuel ³.

Key Features

This Cummins part is constructed with materials that offer durability and resistance to wear and corrosion. Its design includes features that enhance its performance and reliability, ensuring it can withstand the demanding conditions of heavy-duty truck operations. The material composition and construction of this fuel supply line contribute to its longevity and efficiency in fuel delivery.

Benefits

The 4941159 Fuel Supply Line offers several advantages, including improved fuel delivery efficiency. Its resistance to wear and corrosion ensures a longer service life, contributing to the overall engine performance and longevity. By maintaining consistent fuel flow and pressure, this component supports the engine’s efficiency and reliability.

Installation Considerations

Proper installation of the 4941159 Fuel Supply Line is important for its effective operation. Compatibility with various truck models and fuel systems should be considered to ensure a secure and efficient fit. Following manufacturer guidelines and best practices during installation helps maintain the integrity of the fuel supply system.

Maintenance and Troubleshooting

Routine maintenance of the 4941159 Fuel Supply Line is recommended to ensure optimal performance. Inspection procedures, cleaning methods, and replacement guidelines should be followed to prevent issues. Common problems with fuel supply lines can often be addressed through troubleshooting steps that identify and resolve the underlying causes.

Safety Precautions

When working with fuel supply lines, it is important to observe safety measures. Proper handling of fuel, use of protective equipment, and adherence to manufacturer guidelines are necessary to prevent accidents and ensure safe operation. These precautions help maintain a safe working environment and protect the integrity of the fuel supply system.

Cummins Overview

Cummins Inc. is a leading manufacturer in the automotive and heavy-duty truck industries, known for its commitment to quality, innovation, and customer satisfaction. With a history of producing reliable and high-performance components, Cummins has established a reputation for excellence in the design and manufacturing of automotive parts. The company’s dedication to advancing technology and meeting the needs of its customers is evident in its wide range of product offerings.

Cummins Engine Compatibility with Fuel Supply Line Part 4941159

The Cummins Fuel Supply Line part number 4941159 is designed to integrate seamlessly with several engine models, ensuring optimal fuel delivery and performance. This part is engineered to fit within the Cummins engine family, specifically targeting models that require precise fuel management for efficient operation.

QSB3.3 CM2150 Engines

The QSB3.3 CM2150 engine series is one of the key beneficiaries of the 4941159 Fuel Supply Line. This part is meticulously crafted to align with the fuel system architecture of the QSB3.3 CM2150, ensuring that it meets the stringent demands of this engine model. The integration of this fuel supply line is critical for maintaining the engine’s performance, reliability, and longevity.

Grouping of Compatible Engines

While the primary focus here is on the QSB3.3 CM2150, it is important to note that the 4941159 Fuel Supply Line is also compatible with other Cummins engine models that share similar fuel system configurations. This compatibility extends to various engine groups within the Cummins portfolio, ensuring that the part can be utilized across multiple applications without compromising on performance or fitment.

By ensuring that the 4941159 Fuel Supply Line is compatible with a range of Cummins engines, including the QSB3.3 CM2150, Cummins maintains a high standard of quality and reliability in its engine components. This compatibility is a testament to Cummins’ commitment to providing parts that are both versatile and dependable, catering to the diverse needs of its engine users.

Role of Part 4941159 Fuel Supply Line in Engine Systems

The part 4941159 Fuel Supply Line is integral to the efficient operation of engine systems, ensuring a consistent and reliable flow of fuel from the fuel tank to the engine’s fuel injection system. This component interfaces with various engine elements to maintain optimal performance.

Integration with Fuel System Components

1. Fuel Tank: The Fuel Supply Line connects directly to the fuel tank, drawing fuel through a pickup tube. This connection ensures that the fuel is siphoned efficiently, minimizing the risk of air ingestion which could disrupt fuel delivery.

2. Fuel Pump: Positioned downstream from the fuel tank, the Fuel Supply Line delivers fuel to the fuel pump. The pump pressurizes the fuel, preparing it for injection into the engine’s combustion chambers. A consistent fuel flow through the line is essential for the pump’s reliable operation.

3. Fuel Filter: Before reaching the engine, fuel passes through a fuel filter, which removes impurities. The Fuel Supply Line ensures a steady flow of fuel to the filter, allowing for effective filtration without interruptions.

4. Fuel Injectors: The Fuel Supply Line feeds pressurized fuel to the fuel injectors. These injectors spray atomized fuel into the engine cylinders at precise moments, optimizing combustion efficiency and power output. A reliable fuel supply line is key to maintaining the injectors’ performance.

5. Fuel Rail: In many engine systems, the Fuel Supply Line connects to the fuel rail, which distributes fuel to individual injectors. This setup ensures that each cylinder receives an equal amount of fuel, promoting balanced engine operation.

Interaction with Plumbing Components

1. Hoses and Fittings: The Fuel Supply Line often includes various hoses and fittings that connect different fuel system components. These elements must be compatible with the fuel type and pressure to prevent leaks and ensure a secure connection.

2. Regulatory Valves: Some engine systems incorporate regulatory valves within the fuel supply network. The Fuel Supply Line interacts with these valves to modulate fuel flow based on engine demand, enhancing efficiency and performance.

3. Sensors and Monitors: Modern engine systems may include sensors along the Fuel Supply Line to monitor fuel pressure and flow rate. These sensors provide data to the engine control unit (ECU), allowing for real-time adjustments to fuel delivery.

By understanding the role of the Fuel Supply Line within these components, engineers and mechanics can better diagnose issues, perform maintenance, and ensure the engine system operates at peak efficiency.

Conclusion

The 4941159 Fuel Supply Line is a critical component in the fuel delivery system of heavy-duty trucks, ensuring efficient and reliable fuel transport from the tank to the engine. Its design, compatibility with various Cummins engines, and integration with fuel system components highlight its importance in maintaining engine performance and reliability. Proper installation, maintenance, and adherence to safety precautions are essential for maximizing the benefits of this Cummins part.