3873180
Fuel Block Connection
Cummins®

DISCONTINUED

Cummins®

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

Introduction

The Fuel Block Connection 3873180 is a component designed by Cummins for use in heavy-duty truck fuel systems. Its purpose is to facilitate the efficient distribution of fuel from the fuel system to the injectors. This part is integral to the operation of the truck, ensuring that fuel is delivered consistently and under the correct pressure to support engine performance 1.

Purpose and Function

The Fuel Block Connection 3873180 plays a role in the fuel system by acting as a conduit for fuel to travel from the fuel supply to the injectors. It is designed to maintain fuel pressure and ensure a steady flow, which is vital for the injectors to operate correctly. This component helps in the precise delivery of fuel, which is necessary for combustion efficiency and overall engine operation 2.

Key Features

The design and construction of the Fuel Block Connection 3873180 incorporate several features that enhance its performance and durability. It is typically made from high-quality materials that are resistant to the corrosive effects of fuel. The connection is equipped with sealing mechanisms to prevent leaks, ensuring that fuel is not lost during transit from the supply to the injectors. Its construction may include unique attributes such as reinforced connections or specialized coatings to withstand the high pressures and temperatures within the fuel system 3.

Benefits

The advantages provided by the Fuel Block Connection 3873180 include improved fuel efficiency due to its role in maintaining consistent fuel pressure and flow. This can lead to enhanced engine performance, as the injectors receive the correct amount of fuel at the right time. Additionally, the reliability of this component under demanding conditions contributes to the overall durability and longevity of the fuel system.

Installation and Compatibility

Proper installation of the Fuel Block Connection 3873180 is important to ensure it functions as intended. Installation procedures should follow manufacturer guidelines, which may include specific torque settings for fasteners and checks for proper sealing. It is compatible with certain Cummins engine models and systems, and it is important to verify compatibility before installation to ensure optimal performance and safety.

Maintenance and Troubleshooting

Routine maintenance practices for the Fuel Block Connection 3873180 can help ensure its longevity and optimal performance. This may include regular inspections for signs of wear or damage, and cleaning or replacing seals as necessary. Common issues that may arise include leaks or inconsistent fuel flow, which can often be addressed by checking connections, replacing seals, or cleaning the component.

Safety Considerations

When working with the Fuel Block Connection 3873180, it is important to observe safety guidelines and precautions. This includes ensuring that the fuel system is depressurized before beginning any work, using appropriate personal protective equipment, and following all manufacturer safety recommendations. Handling fuel system components requires care to avoid spills, which can pose a fire hazard, and to prevent inhalation of fuel vapors.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history spanning over a century, Cummins has established a reputation for quality and innovation in the automotive and heavy-duty truck industry. The company offers a wide range of products designed to meet the needs of various industries, with a commitment to customer satisfaction and technological advancement.

Application in Cummins Engines

  • K19 Series: The Fuel Block Connection 3873180 is integral to the K19 series engines, providing a reliable connection that maintains fuel system integrity. Its design ensures that the fuel flow is consistent, which is crucial for the engine’s performance and efficiency.
  • Other Cummins Engines: While the K19 series is a notable application, the Fuel Block Connection 3873180 is also compatible with other Cummins engines. Its universal design allows it to fit seamlessly into various engine models, ensuring that the fuel system operates smoothly across different engine types.

Integration with Fuel Manifold

The Fuel Block Connection facilitates the secure attachment of the fuel manifold to the engine. This connection is essential for distributing fuel evenly to each cylinder, ensuring consistent combustion and optimal engine performance. The precise fitting provided by the Fuel Block Connection minimizes the risk of fuel leaks and enhances the overall reliability of the fuel delivery system.

Connection to Fuel Supply Plumbing

In conjunction with the fuel supply plumbing, the Fuel Block Connection plays a significant role in maintaining the integrity of the fuel pathway. It ensures that fuel is delivered from the tank to the engine under the correct pressure and flow rate. This connection is designed to withstand the dynamic conditions within the engine compartment, providing a durable and leak-free joint.

Interface with Fuel Tubing

The Fuel Block Connection also interfaces with fuel tubing, which transports fuel from the supply lines to the injection system. This component ensures that the tubing is securely fastened, preventing any disconnections that could lead to fuel starvation or leaks. The robust design of the Fuel Block Connection supports the varying pressures and temperatures encountered in the fuel system.

Role in Overall Plumbing System

Within the broader context of the engine’s plumbing system, the Fuel Block Connection acts as a central hub. It connects various fuel lines and components, ensuring that the entire system operates as a cohesive unit. This integration is vital for maintaining the correct fuel pressure and flow, which are essential for the engine’s efficiency and performance.

Interaction with Fuel Supply

Finally, the Fuel Block Connection is directly involved in the fuel supply process. It ensures that the fuel supply lines are correctly aligned and sealed, facilitating a consistent and reliable fuel delivery to the engine. This component’s role in the fuel supply chain is fundamental to the engine’s ability to perform under varying conditions, from idle to full throttle.

Conclusion

The Fuel Block Connection 3873180 by Cummins is a critical component in the fuel systems of heavy-duty trucks, ensuring efficient and reliable fuel distribution to the engine. Its design and features contribute to improved fuel efficiency, engine performance, and system durability. Proper installation, maintenance, and adherence to safety guidelines are essential for maximizing the benefits of this Cummins part.


  1. Ribbens, W. B. (2003). Understanding Automotive Electronics. Elsevier Science.

  2. Khajepour, A. (2023). Synthesis Lectures on Advances in Automotive Technology. Springer.

  3. Gilles, T. (2020). Automotive Service: Inspection, Maintenance, Repair: 2nd Edition. Cengage Learning.

SPECIFICATIONS

Hazardous Material
Non-Hazardous (NOI, ICE/Auto)
Package Dimensions
3.3 x 1.7 x 1.7 in
Weight
0.25 lb
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.