3078112
Fuel Supply Tube
Cummins®

Introduction

The Cummins 3078112 Fuel Supply Tube is a vital component in the fuel systems of heavy-duty trucks. It ensures a consistent and reliable fuel supply from the tank to the engine, contributing to the engine’s performance and reliability ².

Basic Concepts of Fuel Supply Tubes

A fuel supply tube is a conduit that transports fuel from the tank to the engine, ensuring delivery under the correct pressure and quantity. It must be durable, resistant to fuel corrosion, and capable of withstanding system pressures and temperatures ³.

Purpose of the Cummins 3078112 Fuel Supply Tube

This Cummins part provides a pathway for fuel to travel from the tank to the engine, maintaining a consistent flow crucial for the engine’s combustion process and contributing to its performance and longevity ¹.

Key Features

The Cummins 3078112 is constructed from durable materials resistant to fuel corrosion. Its design includes precise engineering for a proper fit and smooth internal surfaces to facilitate fuel flow, enhancing reliability and longevity in heavy-duty applications ².

Benefits of Using the Cummins 3078112 Fuel Supply Tube

Using this part can improve fuel efficiency and reduce the likelihood of fuel system failures, contributing to the truck’s overall dependability. Its compatibility with Cummins engines ensures seamless integration and maintains engine performance standards ¹.

Installation and Compatibility

Proper installation of the Cummins 3078112 is crucial for its effective function. It is compatible with various Cummins engine models, designed to meet their specific requirements. Following manufacturer guidelines ensures proper fitment and function within the fuel system ¹.

Maintenance and Troubleshooting

Regular maintenance includes inspecting for wear, corrosion, or damage. Common issues like leaks or blockages can affect fuel delivery. Troubleshooting involves checking connections, ensuring no obstructions, and verifying the tube is undamaged to maintain performance and prevent issues ³.

Safety Considerations

When working with the fuel supply system, it is important to depressurize the system, use personal protective equipment, and follow manufacturer safety guidelines to prevent accidents and ensure a safe working environment ³.

Cummins Overview

Cummins Inc. is a global leader in designing, manufacturing, and distributing engines, filtration, and power generation products. The company’s commitment to excellence is evident in its products, including the Cummins 3078112 Fuel Supply Tube, designed for high performance and reliability ².

Cummins Engine Part 3078112: Fuel Supply Tube

The Cummins part 3078112, a Fuel Supply Tube, is crucial for the fuel delivery system in various Cummins engines. It ensures efficient fuel transfer from the tank to the engine’s fuel injection system.

K19 Engines

The K19 engine series is known for its performance and reliability. The Fuel Supply Tube (part 3078112) is essential for maintaining engine efficiency. It is designed to withstand high pressures and temperatures, ensuring a steady fuel supply.

This part fits seamlessly within the K19 engine’s fuel system, minimizing the risk of leaks or blockages. Its precision manufacturing ensures compatibility and performance, contributing to engine longevity and efficiency.

Role of Part 3078112 Fuel Supply Tube in Engine Systems

The Cummins 3078112 Fuel Supply Tube is crucial in the fuel delivery system, transporting fuel from the tank to the injectors or carburetor for a consistent supply to the engine.

Integration with Fuel System Components

1. Fuel Tank: Connects to the tank, drawing fuel through a pump or by gravity.
2. Fuel Pump: Connected downstream of the pump, delivering pressurized fuel.
3. Fuel Filter: Routes through a filter to remove impurities.
4. Fuel Rail: Feeds into the rail in fuel-injected engines, distributing fuel to injectors.
5. Fuel Injectors: Supplies fuel indirectly via the rail, optimizing combustion.
6. Carburetor: Delivers fuel to the carburetor in carbureted engines.
7. Fuel Pressure Regulator: May connect to a regulator for consistent pressure.
8. Return Line: Connects to a return system for balanced fuel flow.

Operational Dynamics

The Fuel Supply Tube must withstand system pressures and temperatures, designed for durability and corrosion resistance. Proper installation and maintenance are vital to prevent leaks and ensure a steady fuel supply ³.

Conclusion

The Cummins 3078112 Fuel Supply Tube is a critical component for the efficient operation of heavy-duty truck engines. Its durable construction, precise engineering, and compatibility with Cummins engines ensure reliable fuel delivery, contributing to engine performance and longevity. Regular maintenance and proper installation are essential for its effective function.