4937154
Fuel Supply Tube
Cummins®

Introduction

The Cummins 4937154 Fuel Supply Tube is a component designed for use in heavy-duty trucks. Its primary role is within the fuel system, where it facilitates the transfer of fuel from the tank to the engine. This part is integral to ensuring that the engine receives a consistent and reliable supply of fuel, which is necessary for optimal performance and efficiency ¹.

Purpose and Function

The Cummins 4937154 Fuel Supply Tube plays a role in the fuel system by providing a conduit for fuel to travel from the storage tank to the engine. This tube ensures that fuel is delivered under the correct pressure and in the right quantity, which is vital for the combustion process within the engine ². By maintaining a steady fuel flow, it helps in achieving efficient engine operation and contributes to the overall performance of the vehicle.

Key Features

The design and construction of the Cummins 4937154 Fuel Supply Tube incorporate several features that enhance its functionality and durability. It is made from materials that are resistant to the corrosive effects of fuel, ensuring a long service life. The tube is engineered to withstand the pressures and temperatures encountered within the fuel system. Additionally, its design may include features that reduce the risk of fuel leaks and improve the overall safety and reliability of the fuel delivery system ³.

Benefits

Using the Cummins 4937154 Fuel Supply Tube offers several advantages. It contributes to improved fuel efficiency by ensuring a consistent fuel supply to the engine. The tube’s durable construction and reliable performance help in reducing the frequency of maintenance and replacement, which can lead to cost savings over time. Furthermore, its design may help in minimizing fuel system issues, thereby enhancing the reliability and longevity of the truck’s fuel system ⁴.

Installation and Compatibility

Proper installation of the Cummins 4937154 Fuel Supply Tube is important for ensuring its effective operation. Installation procedures should follow manufacturer guidelines to ensure that the tube is securely fitted and functions as intended. Compatibility with various Cummins engine models should be verified to ensure optimal performance and integration within the fuel system.

Maintenance and Troubleshooting

Regular maintenance of the Cummins 4937154 Fuel Supply Tube is important for its longevity and efficiency. This may include periodic inspections for signs of wear or damage, ensuring connections are secure, and checking for any fuel leaks. Common issues that may arise include blockages or leaks, which can be addressed by cleaning or replacing the tube as necessary.

Safety Considerations

When handling and installing the Cummins 4937154 Fuel Supply Tube, it is important to observe safety practices to prevent accidents. This includes working in a well-ventilated area, avoiding smoking or open flames near fuel systems, and using appropriate personal protective equipment. Adherence to industry standards and regulations is also important to ensure safe and compliant installation and operation.

Environmental Impact

The design and function of the Cummins 4937154 Fuel Supply Tube contribute to the environmental performance of heavy-duty trucks by ensuring efficient fuel delivery. This can lead to more complete combustion and reduced emissions. Additionally, the durability and reliability of the tube can reduce the need for frequent replacements, which may have environmental benefits in terms of resource conservation and waste reduction.

Cummins Corporation

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins is committed to providing reliable and efficient solutions for a variety of industries, including transportation, construction, and power generation. The company’s product range includes a variety of components and systems designed to enhance the performance and efficiency of vehicles and equipment.

Cummins Engine Compatibility with Fuel Supply Tube Part 4937154

The Cummins Fuel Supply Tube part number 4937154 is designed to fit a variety of Cummins engines, ensuring compatibility across different models and configurations. Here’s how this part integrates with the specified engines:

• ISB/ISD4.5 CM2150 B119: This engine model benefits from the precise fit of the Fuel Supply Tube 4937154, which is engineered to maintain optimal fuel flow and pressure, enhancing engine performance and reliability.

• ISBE4 CM850: The Fuel Supply Tube 4937154 is compatible with the ISBE4 CM850, providing a seamless connection that supports the engine’s fuel delivery system, ensuring efficient operation.

• QSB4.5 CM850 (CM2850) and QSB6.7 CM850 (CM2850): These engines, both featuring the CM850 designation, are designed to work with the Fuel Supply Tube 4937154. This part is crucial for maintaining the integrity of the fuel supply line, which is vital for the engines’ performance and longevity.

• QSB7 CM2880 B117: The Fuel Supply Tube 4937154 is also suitable for the QSB7 CM2880 B117 engine. Its design ensures that the fuel supply remains consistent, contributing to the engine’s overall efficiency and effectiveness.

These engines, while varying in size and application, all benefit from the precise engineering of the Fuel Supply Tube 4937154, ensuring that fuel delivery is both reliable and efficient.

Role of Part 4937154 Fuel Supply Tube in Engine Systems

The 4937154 Fuel Supply Tube is a component in the fuel delivery system of various engine setups. It is responsible for transporting fuel from the fuel tank to the fuel filter and subsequently to the engine’s fuel injectors or carburetor.

In systems equipped with fuel filter plumbing, the 4937154 Fuel Supply Tube connects the fuel tank to the fuel filter assembly. This ensures that any contaminants or debris within the fuel are filtered out before the fuel reaches the engine. The clean fuel then travels through the tube to the fuel injectors, where it is precisely metered and sprayed into the combustion chambers.

In carbureted engine systems, the 4937154 Fuel Supply Tube delivers fuel from the tank to the carburetor. Here, the fuel is mixed with air before entering the engine’s cylinders. The tube’s role is vital in maintaining a consistent fuel flow, which is necessary for optimal engine performance and efficiency.

Additionally, in systems with fuel return lines, the 4937154 Fuel Supply Tube may also be part of the return path, allowing excess fuel to be redirected back to the tank. This helps in regulating fuel pressure within the system, ensuring that the engine receives the correct amount of fuel under varying operating conditions.

Overall, the 4937154 Fuel Supply Tube plays a significant role in the reliable and efficient operation of the fuel delivery system in engine applications.

Conclusion

The Cummins 4937154 Fuel Supply Tube is a critical component in the fuel delivery system of heavy-duty trucks. Its design and functionality ensure a consistent and reliable supply of fuel to the engine, contributing to optimal performance and efficiency. The tube’s durable construction, compatibility with various Cummins engines, and role in maintaining fuel system integrity make it an essential part for reliable engine operation.