3973915
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3973915 Fuel Supply Tube is a critical component in the fuel systems of heavy-duty trucks, designed to deliver fuel from the tank to the engine consistently and reliably. This ensures efficient engine operation and contributes to the overall performance and reliability of the vehicle.

Basic Concepts of Fuel Supply Tubes

A fuel supply tube serves as a conduit within the fuel system, transporting fuel from the tank to the engine under the correct pressure and in the right quantity. This steady fuel flow is essential for combustion and power generation, directly impacting the engine’s operation and efficiency ¹.

Purpose of the Cummins 3973915 Fuel Supply Tube

This Cummins part is engineered to maintain a consistent fuel supply to the engine, catering to the demands of heavy-duty applications. It provides a reliable pathway for fuel, ensuring engine performance and efficiency are maintained.

Key Features

The 3973915 is constructed from durable materials resistant to fuel corrosion, featuring precise engineering for a secure fit within the fuel system. Its design and material contribute to its durability and performance in heavy-duty use.

Benefits of Using the Cummins 3973915 Fuel Supply Tube

Using this part enhances fuel efficiency by ensuring efficient fuel delivery to the engine. Its robust construction and design are tailored to Cummins engines, ensuring seamless integration and optimal performance.

Installation and Integration

Proper installation of the Fuel Supply Tube requires the use of specific tools and adherence to detailed guidelines to ensure a secure fit, preventing leaks and maintaining the integrity of the fuel delivery system.

Maintenance and Troubleshooting

Regular inspections and cleaning procedures are necessary to maintain the 3973915, with troubleshooting involving identifying and addressing common issues such as leaks or blockages to restore functionality.

Common Issues and Solutions

Issues with the 3973915 may include leaks, blockages, or wear and tear. Solutions range from simple repairs to replacement, with preventive maintenance helping to avoid these problems.

Cummins Overview

Cummins Inc. is renowned for its engines, filtration, and power generation products, serving customers globally with a commitment to quality and performance. The company’s extensive product range includes engines for various applications, underscoring its dedication to reliable and efficient power solutions.

Cummins Fuel Supply Tube 3973915 Compatibility

The 3973915 is designed for seamless integration with a range of Cummins engines, ensuring optimal fuel delivery and engine performance. It is engineered to fit within the engine’s fuel system architecture, providing a reliable connection for fuel transfer.

ISB CM850 Engines

The ISB CM850 engine series benefits from the 3973915, ensuring consistent and accurate fuel supply to engine components. Its precision engineering ensures a perfect fit within the ISB CM850’s fuel system.

Grouping of Compatible Engines

Beyond the ISB CM850, the 3973915 is compatible with various Cummins engine models, offering a standardized solution for fuel supply needs across the engine lineup.

Role of Part 3973915 Fuel Supply Tube in Engine Systems

The 3973915 is integral to the fuel delivery system, transporting fuel from the tank to the engine’s fuel injection system. It connects to the Fuel Filter, ensuring a clean fuel flow, and plays a pivotal role when integrated with a Lift Pump Conversion Kit, enhancing fuel delivery system performance.

Conclusion

The Cummins 3973915 Fuel Supply Tube is a vital 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, and integration with other engine components contribute to the engine’s performance, efficiency, and longevity.