5271567
Fuel Supply Tube
Cummins®

Introduction

The Cummins 5271567 Fuel Supply Tube is a critical component for commercial trucks, designed to ensure a consistent and reliable fuel supply from the tank to the engine. This part plays a significant role in maintaining the operational efficiency and performance of the vehicle ¹.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a vital conduit within the fuel system, responsible for transporting fuel from the tank to the engine. It ensures that fuel is delivered under the correct pressure and in the appropriate quantity, which is essential for the proper operation of the engine ².

Purpose of the Cummins 5271567 Fuel Supply Tube

This Cummins part is engineered to facilitate consistent fuel flow to the engine, which is crucial for maintaining engine performance and efficiency. By providing a reliable fuel pathway, the tube helps achieve stable engine operation under various driving conditions ³.

Key Features

The Fuel Supply Tube is constructed from high-quality materials that resist corrosion and wear, ensuring longevity. Its design includes features for easy installation and maintenance, as well as elements that ensure a secure fit within the fuel system.

Benefits

Using the Cummins 5271567 can lead to improved fuel efficiency and enhanced engine performance due to the consistent fuel supply it provides. Additionally, its durability and reliability increase the overall reliability of the truck’s fuel system.

Installation Process

Installing this part requires a step-by-step process to ensure proper fitting. This involves preparing the fuel system, positioning the tube correctly, and securing it in place. Tools and equipment may be needed, and it is important to follow manufacturer guidelines.

Troubleshooting Common Issues

Common problems with the Fuel Supply Tube may include leaks or blockages. Diagnosing these issues involves inspecting the tube for damage or wear and checking the connections for tightness. Resolving these issues may require repairing or replacing the tube.

Maintenance Tips

Regular maintenance of the Fuel Supply Tube is important for its longevity and optimal performance. This includes inspecting the tube for wear or damage, cleaning it to remove contaminants, and ensuring that all connections are tight and secure.

Cummins Engine Compatibility with Fuel Supply Tube Part 5271567

The Cummins Fuel Supply Tube part number 5271567 is designed to fit a variety of Cummins engines, ensuring efficient fuel delivery and maintaining optimal engine performance. Below is a detailed breakdown of the engines that are compatible with this part:

B6.7 Series Engines

• B6.7 CM2670
• QSB6.7 CM2250
• QSB6.7 CM850 (CM2850)

ISB Series Engines

• ISB CM2150
• ISB/ISD6.7 CM2150 SN
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISBE CM2150
• ISBE4 CM850

QSB Series Engines

• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

Role of Part 5271567 Fuel Supply Tube in Engine Systems

The Part 5271567 Fuel Supply Tube is a fundamental 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 injection system or carburetor.

Integration with Fuel Filter Plumbing

In systems equipped with fuel filter plumbing, the Fuel Supply Tube seamlessly connects to the fuel filter housing. This connection ensures a consistent and clean fuel flow, free from contaminants that could otherwise damage sensitive engine components.

Interaction with Fuel Injection Systems

For engines utilizing fuel injection systems, the Fuel Supply Tube plays a pivotal role in delivering fuel to the fuel rail. This tube ensures that the fuel injectors receive a steady supply of fuel, which is vital for precise fuel metering and combustion.

Compatibility with Carbureted Engines

In carbureted engine systems, the Fuel Supply Tube connects the fuel tank to the carburetor, ensuring a reliable fuel supply. This connection is designed to handle the varying fuel demands of the engine under different operating conditions.

Role in High-Performance Engines

In high-performance engines, the Fuel Supply Tube is often subjected to higher fuel flow rates and pressures. Its design must accommodate these increased demands while ensuring a secure and leak-free connection.

Summary of Component Interaction

The Part 5271567 Fuel Supply Tube is a fundamental component in the fuel delivery system, interacting with various engine components to ensure efficient and reliable fuel transfer. Its integration with fuel filter plumbing, fuel injection systems, and carburetors highlights its versatility and importance in maintaining engine performance across different engine types.

Conclusion

The Cummins 5271567 Fuel Supply Tube is a vital component for ensuring efficient and reliable fuel delivery in commercial trucks. Its design, compatibility with various Cummins engines, and role in the fuel delivery system make it an essential part for maintaining engine performance and efficiency.