3955460
Exhaust Manifold
Cummins®

Introduction

The Cummins 3955460 Exhaust Manifold is a component designed for use in commercial trucks. It plays a role in the engine system by managing the flow of exhaust gases from the engine cylinders to the exhaust system. This part is engineered to enhance the efficiency and performance of the truck’s engine by effectively channeling exhaust gases away from the engine.

Basic Concepts of Exhaust Manifolds

An exhaust manifold is a part of the engine system that collects exhaust gases from the individual cylinders and directs them into the exhaust pipe. It contributes to the engine’s operation by ensuring that exhaust gases are efficiently expelled from the engine, which helps maintain engine performance and reduce emissions. The design and material of the manifold are important for withstanding high temperatures and pressures generated during engine operation ¹.

Purpose of the Cummins 3955460 Exhaust Manifold

The Cummins 3955460 Exhaust Manifold is specifically designed to facilitate the efficient removal of exhaust gases from the engine of a truck. By directing these gases away from the engine, it helps in maintaining optimal engine temperature and performance. This part is integral to the engine’s exhaust system, contributing to the overall efficiency and reliability of the truck.

Key Features

The Cummins 3955460 Exhaust Manifold is constructed from high-quality materials that offer resistance to heat and corrosion. Its design includes features that enhance its performance and durability, such as precise engineering to ensure a proper fit and efficient exhaust flow. These characteristics contribute to the manifold’s ability to withstand the demanding conditions of commercial truck operation ².

Benefits

The use of the Cummins 3955460 Exhaust Manifold in a truck’s engine system can lead to improved engine efficiency and reduced emissions. Its durable construction and efficient design help in enhancing the longevity of the engine system. Compared to other exhaust manifolds, it offers superior performance and reliability, making it a valuable component for commercial trucks.

Installation Considerations

Proper installation of the Cummins 3955460 Exhaust Manifold is important for ensuring its effective operation and durability. Installation procedures should follow manufacturer recommendations to ensure a secure fit and optimal performance. Attention to detail during installation can prevent issues such as leaks or inefficient exhaust flow, which could affect engine performance.

Maintenance and Troubleshooting

Routine maintenance of the Cummins 3955460 Exhaust Manifold includes regular inspections for signs of wear or damage. Keeping the manifold clean and free from obstructions can help maintain its efficiency. Troubleshooting common issues, such as leaks or reduced performance, may involve checking for proper installation, inspecting for damage, and ensuring that all connections are secure.

Performance Impact

The Cummins 3955460 Exhaust Manifold plays a role in influencing the overall performance of a truck by ensuring efficient exhaust gas management. This can contribute to improved engine efficiency, power output, and reduced emissions. Its design and construction are tailored to enhance these aspects of truck performance.

Compatibility and Applications

The Cummins 3955460 Exhaust Manifold is designed for compatibility with specific truck models and engine types. Its versatility allows it to be used in a variety of commercial trucking applications, demonstrating its widespread utility in the industry.

Cummins Overview

Cummins Inc. is a well-established manufacturer in the automotive components industry, known for its high-quality products and commitment to innovation. With a history of producing reliable and efficient engine components, Cummins has built a reputation for excellence in the commercial trucking sector ³.

Role of Exhaust Manifold (Part 3955460) in Engine Systems

The Exhaust Manifold (part 3955460) serves as a pivotal component in the engine system, facilitating the efficient channeling of exhaust gases from the engine’s cylinders to the exhaust pipe. This component is engineered to withstand high temperatures and pressures, ensuring the smooth operation of the engine.

Integration with Engine Components

1. Cylinders: The Exhaust Manifold collects exhaust gases from each cylinder after the combustion process. It is designed to merge these individual streams into a single flow, optimizing the engine’s performance.
2. Exhaust Valves: Once the exhaust valves open, they release combustion gases into the manifold. The design of the manifold ensures minimal backpressure, allowing for efficient gas flow and improved engine efficiency.
3. Turbocharger (if present): In turbocharged engines, the Exhaust Manifold directs exhaust gases to the turbocharger. This setup enhances the turbocharger’s efficiency by providing a consistent flow of hot gases, which in turn increases the engine’s power output.
4. Catalytic Converter: Downstream from the manifold, the exhaust gases enter the catalytic converter. The manifold’s role is to deliver these gases in a manner that maximizes the converter’s effectiveness in reducing harmful emissions.
5. Exhaust Pipe: The manifold transitions the exhaust flow into the exhaust pipe, which carries the gases away from the engine compartment. This connection is vital for maintaining the engine’s overall exhaust system integrity.
6. Engine Control Unit (ECU): Modern engines often incorporate sensors within the Exhaust Manifold to monitor exhaust gas temperature and pressure. This data is crucial for the ECU to make real-time adjustments to fuel injection and ignition timing, enhancing engine performance and fuel efficiency.
7. Heat Shields: To protect surrounding components from the high temperatures generated by the manifold, heat shields are often installed. These shields work in conjunction with the manifold to maintain a safe operating environment within the engine bay.

Conclusion

In summary, the Exhaust Manifold (part 3955460) plays a significant role in the engine system by efficiently managing exhaust gas flow, supporting turbocharger function, and aiding in emission control, all while withstanding extreme conditions.