4994035
Exhaust Gas Recirculation Valve Gasket
Cummins®

The Exhaust Gas Recirculation Valve Gasket Seal, identified by part number 4994035, is a component manufactured by Cummins. This gasket seal plays a significant role in the operation of heavy-duty trucks by ensuring the proper function of the Exhaust Gas Recirculation (EGR) system. Cummins, a well-established name in the automotive industry, is known for its commitment to innovation and quality, making this gasket seal a reliable component for maintaining engine efficiency and compliance with emissions standards ¹.

Function and Operation

The Exhaust Gas Recirculation Valve Gasket Seal operates within the EGR system by creating a secure seal between the EGR valve and the engine. This seal is vital for the system’s ability to recirculate a portion of the exhaust gas back into the intake manifold. By doing so, the EGR system reduces the formation of nitrogen oxides (NOx), which are harmful emissions ². Additionally, the recirculation of exhaust gas helps in lowering the combustion temperature, which in turn improves engine efficiency and reduces fuel consumption.

Key Features

The Exhaust Gas Recirculation Valve Gasket Seal is designed with specific features to enhance its performance and durability. It is typically made from high-quality materials that can withstand the high temperatures and pressures within the engine compartment. The design specifications of the gasket ensure a tight and reliable seal, which is crucial for the effective operation of the EGR system. Unique attributes may include resistance to thermal degradation and compatibility with various EGR valve designs.

Benefits

The use of the Exhaust Gas Recirculation Valve Gasket Seal offers several benefits. It contributes to improved emissions control by ensuring that the EGR system functions as intended, thereby reducing the output of harmful NOx emissions. Enhanced engine performance is another advantage, as the proper operation of the EGR system can lead to more efficient combustion and potentially lower fuel consumption ³. For fleet operators, this can translate into cost savings over time due to reduced maintenance needs and improved engine longevity.

Installation and Maintenance

Proper installation of the Exhaust Gas Recirculation Valve Gasket Seal is crucial for its effective operation. It is recommended to follow manufacturer guidelines for installation, which may include specific torque settings for fastening the EGR valve and ensuring the gasket is properly seated. Routine maintenance should include inspection of the gasket for signs of wear or damage, and replacement as necessary to maintain the integrity of the EGR system. Tools required for installation and maintenance may include a torque wrench and appropriate gasket removal and installation tools.

Troubleshooting Common Issues

Common issues with the Exhaust Gas Recirculation Valve Gasket Seal may include leaks or malfunctions within the EGR system. Symptoms of a faulty gasket can include increased emissions, engine performance issues, or the illumination of the check engine light. Troubleshooting may involve inspecting the gasket for damage, ensuring proper seating of the EGR valve, and checking for any obstructions within the EGR system. Recommended solutions include replacing the gasket if it is found to be damaged or worn, and ensuring all connections are secure and clean.

Regulatory Compliance

The use of Exhaust Gas Recirculation Valve Gasket Seals in heavy-duty trucks is subject to various regulatory standards and emissions regulations. These regulations aim to limit the amount of harmful emissions released into the atmosphere. Compliance with these standards is not only a legal requirement but also a reflection of a commitment to environmental stewardship. Operators and manufacturers must stay informed about the latest regulations and ensure that their vehicles and components, including the EGR gasket seal, meet the required specifications.

Cummins Overview

Cummins is a globally recognized leader in the design, manufacture, and distribution of diesel and natural gas engines, as well as related technologies. With a history spanning over a century, Cummins has built a reputation for innovation, quality, and reliability in the automotive industry. The company’s commitment to advancing engine technology is evident in its wide range of products, which are designed to meet the demanding requirements of various applications, including heavy-duty trucks. Cummins’ focus on sustainability and reducing the environmental impact of its products underscores its role as a responsible industry leader.

Exhaust Gas Recirculation Valve Gasket Seal (Part 4994035) Compatibility with Cummins Engines

The Exhaust Gas Recirculation (EGR) Valve Gasket Seal, part number 4994035, is a critical component designed to ensure a tight seal between the EGR valve and the engine manifold. This seal is essential for maintaining the integrity of the EGR system, which helps reduce nitrogen oxide emissions by recirculating a portion of the exhaust gases back into the engine’s intake air.

Compatibility with Specific Cummins Engines

QSB6.7 CM2250 and QSB6.7 CM850 (CM2850)

The EGR Valve Gasket Seal part 4994035 is compatible with both the QSB6.7 CM2250 and QSB6.7 CM850 (CM2850) engines. These engines are known for their robust performance and reliability, often used in a variety of applications including agricultural, construction, and industrial equipment. The seal ensures that the EGR system operates efficiently, contributing to the engine’s overall emissions control and performance.

QSB7 CM2880 B117

The QSB7 CM2880 B117 engine also benefits from the use of the EGR Valve Gasket Seal part 4994035. This engine is designed for heavy-duty applications, providing high power output and durability. The seal is crucial in maintaining the EGR system’s effectiveness, ensuring that the engine complies with stringent emissions regulations while delivering optimal performance.

QSC9 CM2250/QSL9 CM2250

The QSC9 CM2250 and QSL9 CM2250 engines are another set where the EGR Valve Gasket Seal part 4994035 is applicable. These engines are typically used in on-highway applications, where they need to balance power, efficiency, and emissions control. The seal plays a vital role in the EGR system’s functionality, helping these engines meet regulatory standards and perform reliably under various operating conditions.

By ensuring a proper seal, the EGR Valve Gasket Seal part 4994035 helps maintain the efficiency and effectiveness of the EGR system across these Cummins engines, contributing to their overall performance and emissions compliance.

Role of Part 4994035 Exhaust Gas Recirculation Valve Gasket Seal in Engine Systems

The Exhaust Gas Recirculation (EGR) Valve Gasket Seal, identified as part 4994035, is instrumental in ensuring the efficient operation of the EGR system within an engine. This gasket seal is positioned between the EGR valve and the EGR module, creating a secure and airtight connection.

When the EGR valve is activated, it allows a measured flow of exhaust gases to be recirculated back into the air intake connection. This process is essential for reducing nitrogen oxides (NOx) emissions, which are a significant contributor to air pollution. The EGR Valve Gasket Seal plays a key role in this system by preventing any leakage of exhaust gases.

In the context of the Exhaust Recirculation Valve Kit, the gasket seal ensures that the valve operates within its designed parameters, maintaining the integrity of the recirculation process. Without a properly sealed connection, the efficiency of the EGR system would be compromised, leading to increased emissions and potential engine performance issues.

Furthermore, the seal’s role extends to protecting other components within the EGR system. By ensuring a tight seal, it prevents contaminants from the exhaust gases from entering the air intake system, which could otherwise lead to fouling of the air intake components and degradation of overall engine performance.

In summary, the EGR Valve Gasket Seal is a fundamental component in the EGR system, contributing to emission control, engine efficiency, and the protection of interconnected engine components.

Conclusion

The Exhaust Gas Recirculation Valve Gasket Seal, part number 4994035, is a critical component in the operation of heavy-duty engines, particularly those manufactured by Cummins. Its role in ensuring the efficient operation of the EGR system is paramount for reducing emissions, improving engine efficiency, and maintaining compliance with regulatory standards. Proper installation, maintenance, and understanding of its compatibility with specific Cummins engines are essential for maximizing the benefits of this Cummins part.