3967464
Valve Cover
Cummins®

The Cummins 3967464 Valve Cover is a component designed for use in heavy-duty truck engines. It serves to protect the internal components of the engine and plays a role in containing engine oil, which is vital for the lubrication and cooling of engine parts. Understanding its purpose and significance can help in maintaining the efficiency and longevity of truck engines.

Basic Concepts of Valve Covers

A valve cover is a part of an engine’s anatomy that encloses the camshaft, valve train components, and other upper cylinder head elements. Its primary functions include protecting these components from external contaminants and containing engine oil within the crankcase. The valve cover also provides a seal to prevent oil leaks and allows for the venting of gases that may accumulate during engine operation ¹.

Purpose of the Cummins 3967464 Valve Cover

This Cummins part is specifically engineered to fit certain Cummins engine models. It plays a role in protecting the valve train components from dirt, debris, and other contaminants that could otherwise lead to engine wear or failure. Additionally, it ensures that engine oil remains within the crankcase, which is necessary for the lubrication of moving parts and the dissipation of heat generated during engine operation ².

Key Features

The 3967464 Valve Cover is constructed from durable materials that are resistant to the high temperatures and pressures found within an engine environment. Its design includes precise fitting to ensure a secure seal, which helps in preventing oil leaks. The cover may also feature integrated breather systems to manage pressure within the crankcase and maintain a clean oil environment ³.

Benefits of Using the Cummins 3967464 Valve Cover

Utilizing this part can lead to improved engine performance due to its effective sealing and protection properties. The durable construction contributes to the cover’s longevity, potentially reducing the need for frequent replacements. Moreover, by maintaining optimal engine conditions, it may contribute to cost savings over time through enhanced engine efficiency and reduced maintenance requirements.

Installation and Compatibility

Proper installation of this Cummins part is important to ensure it functions as intended. This involves following manufacturer guidelines to achieve a secure fit and proper sealing. It is designed to be compatible with specific Cummins engine models, and it is important to verify compatibility to ensure optimal performance and fit.

Maintenance and Troubleshooting

Regular maintenance of the 3967464 Valve Cover includes checking for signs of wear or damage, ensuring that all seals are intact, and verifying that there are no oil leaks. Common issues may include gasket failure or cracks in the cover, which can be addressed by replacing the affected components. Routine inspections can help in identifying potential problems before they lead to more significant engine issues.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and related technologies. With a history spanning over a century, Cummins has established a reputation for quality and reliability in the automotive and heavy-duty truck industry. The company’s product range includes engines for on-highway and off-highway applications, as well as power generation equipment and component parts like the Cummins 3967464 Valve Cover.

Valve Cover 3967464 Compatibility with Cummins Engines

The Cummins Valve Cover part number 3967464 is designed to fit a range of Cummins engines, ensuring a secure and effective seal for the engine’s internal components. Here is a detailed look at the compatibility of this valve cover with various Cummins engines:

6C8.3

The 6C8.3 engine benefits from the 3967464 valve cover, which provides a robust seal and is engineered to withstand the specific demands of this engine model.

ISC CM2150 and ISL CM2150

Both the ISC CM2150 and ISL CM2150 engines are compatible with the 3967464 valve cover. This part ensures that the engine’s internal components are well-protected and that the engine operates efficiently.

ISL9 CM2150 SN and ISL9.5 CM2880 L138

The 3967464 valve cover is also suitable for the ISL9 CM2150 SN and ISL9.5 CM2880 L138 engines. These engines require a reliable valve cover to maintain optimal performance and longevity.

QSL8.9 CM2150 L141 and QSL9 CM850 (CM2850)

Lastly, the 3967464 valve cover fits the QSL8.9 CM2150 L141 and QSL9 CM850 (CM2850) engines. This compatibility ensures that these engines receive the necessary protection and efficiency enhancements provided by this valve cover.

By ensuring a proper fit and seal, the 3967464 valve cover contributes to the overall reliability and performance of these Cummins engines.

Role of Part 3967464 Valve Cover in Engine Systems

This part is an essential component in the operation and maintenance of engine systems. It is designed to encapsulate the valve train components, which include the camshaft, rocker arms, and valve springs. This encapsulation serves multiple functions: it protects these components from contaminants, reduces noise from the valve train, and helps to contain oil vapors that are produced during engine operation.

In conjunction with the Positive Crankcase Ventilation (PCV) system, the Valve Cover plays a role in managing the flow of these vapors. The PCV system routes these vapors back into the intake manifold to be burned in the combustion chamber, thus reducing emissions and improving engine efficiency.

The Valve Cover also provides access points for maintenance procedures. It typically includes openings for the PCV valve, breather hoses, and dipstick tube, allowing for easy monitoring and servicing of the engine’s lubrication system. Additionally, it may house the spark plug wires or coil-on-plug ignition components, depending on the engine’s design.

Conclusion

In summary, the 3967464 Valve Cover is integral to the protection, operation, and maintenance of the engine’s valve train and associated systems. Its design and functionality are tailored to ensure the engine operates efficiently and with minimal environmental impact.