4072426
Rocker Lever Cover Gasket
Cummins®

The Rocker Lever Cover Gasket, identified by part number 4072426, is a component manufactured by Cummins, a well-established name in the automotive industry. This gasket is integral to the operation of heavy-duty truck engines, ensuring the integrity of the rocker lever cover system.

Function and Operation

The Rocker Lever Cover Gasket serves to seal the rocker lever cover to the engine block. This sealing action is vital for preventing oil leaks and maintaining the proper lubrication of engine components. By ensuring that oil remains within the system, the gasket helps to sustain the engine’s operational efficiency and protect internal parts from wear and damage ¹.

Key Features

Designed specifically for Cummins engines, the Rocker Lever Cover Gasket is crafted from materials that offer durability and a precise fit. Its design ensures that it conforms well to the contours of the engine block and rocker lever cover, providing a reliable seal. The material characteristics of the gasket are tailored to withstand the high temperatures and pressures present in heavy-duty truck engines ².

Benefits

Utilizing a high-quality Rocker Lever Cover Gasket, such as the one produced by Cummins, offers several advantages. These include enhanced engine performance due to consistent lubrication, reduced maintenance costs as a result of fewer oil leaks, and prolonged engine life from the protection afforded by effective sealing ³.

Installation Process

Proper installation of the Rocker Lever Cover Gasket is crucial for its effectiveness. The process involves cleaning the mating surfaces of the engine block and rocker lever cover to ensure no debris interferes with the seal. The gasket should be positioned correctly, without twisting or misalignment, before the rocker lever cover is secured in place. This ensures a secure and effective seal ⁴.

Common Issues and Troubleshooting

Typical problems associated with Rocker Lever Cover Gaskets include leaks or wear over time. If a leak is detected, it may be necessary to replace the gasket. Wear can often be mitigated through regular inspection and timely replacement of the gasket as part of routine maintenance.

Maintenance Tips

To ensure the longevity and effectiveness of the Rocker Lever Cover Gasket, regular inspection is recommended. Checking for signs of wear or damage and ensuring that the gasket remains properly seated can help prevent issues such as oil leaks. Additionally, following the manufacturer’s guidelines for replacement intervals can contribute to the overall health of the engine.

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 producing reliable and high-performance engine components. Their product range includes diesel and natural gas engines, as well as related technologies, serving a variety of industries including transportation, construction, and power generation.

Compatibility with Cummins Engines

This part is designed to fit a variety of Cummins engine models, ensuring a secure seal between the rocker lever cover and the engine block. This gasket is crucial for maintaining engine integrity and preventing leaks.

G855 CM558 and GTA855 CM558 (CM2358)

This Cummins part is compatible with both the G855 CM558 and GTA855 CM558 (CM2358) engines. These engines are part of the Cummins QSK series, known for their reliability and performance in heavy-duty applications. The gasket ensures that the rocker lever cover is properly sealed, which is essential for maintaining engine efficiency and preventing oil leaks.

G101

The G101 engine is another model that benefits from the Rocker Lever Cover Gasket. This gasket is engineered to fit the specific dimensions and requirements of the G101, ensuring a perfect seal and contributing to the engine’s overall performance and longevity.

N14 G

The N14 G engine, a part of the Cummins N-Series, is also compatible with the Rocker Lever Cover Gasket. This gasket is designed to fit the unique configuration of the N14 G, providing a reliable seal that helps maintain engine performance and prevent leaks.

Role of 4072426 in Engine Systems

The 4072426 Rocker Lever Cover Gasket is an essential component in maintaining the integrity and efficiency of the engine’s valve and rocker lever cover system. This gasket is specifically designed to create a secure seal between the rocker lever cover and the engine block or cylinder head.

When the engine is operational, the gasket ensures that oil remains contained within the cover, preventing leaks that could lead to oil loss and potential engine damage. Additionally, the gasket helps in maintaining the proper pressure within the cover, which is vital for the efficient functioning of the rocker arms and valves.

In the context of the valve system, the gasket plays a supportive role by ensuring that the environment around the valves remains clean and free from contaminants. Any oil leakage could introduce impurities into the valve mechanism, affecting its performance and longevity.

Furthermore, the gasket assists in reducing noise and vibration transmitted from the rocker lever cover to other parts of the engine. This not only contributes to a smoother engine operation but also enhances the overall durability of the engine components.

Conclusion

In summary, the 4072426 Rocker Lever Cover Gasket is integral to the proper functioning of the cover and valve systems, ensuring oil retention, pressure maintenance, cleanliness, and reduced noise and vibration.