3054841
Rocker Lever Cover Gasket
Cummins®

The Rocker Lever Cover Gasket (Part #3054841) by Cummins is a component designed to ensure the efficient operation of heavy-duty truck engines. This gasket is integral to maintaining the integrity of the rocker lever cover system, which is vital for the overall performance and longevity of the engine. Manufactured by Cummins, a reputable name in the commercial truck industry, this gasket is engineered to meet the rigorous demands of heavy-duty applications ¹.

Function and Operation

The Rocker Lever Cover Gasket plays a role in sealing the rocker lever cover to the engine block. This seal is crucial for preventing oil leaks, which can lead to decreased lubrication efficiency and potential engine damage. By maintaining a secure seal, the gasket ensures that the engine’s lubrication system operates effectively, thereby supporting optimal engine performance. The gasket’s design allows it to withstand the high temperatures and pressures present within the engine compartment, ensuring consistent performance over time ².

Key Features

The Rocker Lever Cover Gasket is characterized by its precise design and material selection, both of which are tailored to Cummins engines. The gasket is crafted from high-quality materials that offer durability and resistance to oil and heat. Its fit, form, and function are meticulously engineered to provide a reliable seal, ensuring that the rocker lever cover remains securely attached to the engine block. This design not only enhances the gasket’s performance but also contributes to the overall efficiency of the engine ³.

Benefits

The use of the Rocker Lever Cover Gasket offers several advantages. One of the primary benefits is enhanced engine performance, as the gasket helps maintain proper lubrication by preventing oil leaks. This effective sealing also contributes to reduced maintenance costs, as the need for frequent repairs or replacements is minimized. Additionally, the gasket plays a role in prolonging engine life by ensuring that the lubrication system operates efficiently, thereby protecting engine components from wear and damage ⁴.

Installation and Maintenance

Proper installation of the Rocker Lever Cover Gasket is vital for its effective performance. It is recommended to follow torque specifications provided by Cummins to ensure that the gasket is securely in place. During installation, it is important to inspect the gasket for any signs of damage and to ensure that the mating surfaces are clean and free from debris. Regular maintenance checks can help ensure that the gasket remains effective over time, contributing to the overall reliability of the engine ¹.

Troubleshooting Common Issues

Typical problems associated with the Rocker Lever Cover Gasket include leaks and wear. If an oil leak is detected, it may indicate that the gasket has failed or become dislodged. In such cases, it is advisable to inspect the gasket and the surrounding components for any signs of damage or misalignment. Repair methods may involve replacing the gasket and ensuring that the rocker lever cover is properly torqued. Regular inspections can help identify potential issues before they lead to more significant problems ².

Cummins Overview

Cummins Inc. is a well-established manufacturer in the commercial truck industry, known for its comprehensive range of diesel engines and related technologies. Founded in 1919, Cummins has built a reputation for innovation, quality, and reliability. The company’s product portfolio includes engines, filtration systems, and power generation equipment, all designed to meet the demanding requirements of heavy-duty applications. Cummins’ commitment to excellence is reflected in its continued investment in research and development, ensuring that its products remain at the forefront of the industry ³.

Compatibility with Cummins Engines

The Rocker Lever Cover Gasket, part number 3054841, manufactured by Cummins, is designed to fit a variety of Cummins engines. This gasket is crucial for ensuring a proper seal between the rocker lever cover and the engine block, preventing leaks and maintaining engine efficiency.

G855 Series

• G855
• G855 CM558

The Rocker Lever Cover Gasket 3054841 is compatible with the G855 series engines, including the G855 CM558 variant. These engines are known for their robust design and are often used in heavy-duty applications.

GTA855 Series

• GTA855 CM558 (CM2358) G101

This gasket also fits the GTA855 CM558 (CM2358) G101 engine. The GTA855 series is an advanced version of the G855, offering improved performance and efficiency.

N14 Series

• N14 G
• N14 MECHANICAL

The Rocker Lever Cover Gasket 3054841 is suitable for the N14 G and N14 MECHANICAL engines. These engines are widely used in various applications, including construction and agricultural machinery.

NH/NT 855 Series

• NH/NT 855

Lastly, the gasket fits the NH/NT 855 engines. These engines are part of the Cummins 855 series, known for their reliability and durability in demanding environments.

Each of these engines benefits from the precision fit and high-quality materials of the Rocker Lever Cover Gasket 3054841, ensuring optimal sealing and performance ⁴.

Role of Part 3054841 Rocker Lever Cover Gasket in Engine Systems

The part 3054841 Rocker Lever Cover Gasket is an essential component in ensuring the proper functioning and sealing of various engine systems. This gasket is specifically designed to fit within the rocker lever housing, providing a seal that prevents oil leaks and maintains the integrity of the lubrication system.

Integration with Engine Components

1. Cylinder Head and Rocker Housing Cover: The Rocker Lever Cover Gasket is positioned between the cylinder head and the rocker housing cover. It ensures that the space between these components remains sealed, preventing oil from escaping and contaminants from entering.

2. Valve Covers & Breather/Filler: When installed, the gasket works in conjunction with the valve covers and breather/filler systems to maintain a consistent oil level and pressure within the engine. This is vital for the proper operation of the valve train and overall engine performance.

3. Engine Breather and Oil Filler: The gasket also interacts with the engine breather and oil filler systems. It helps in managing the crankcase ventilation, ensuring that any moisture or debris is expelled efficiently without compromising the seal.

4. Upper Engine Gasket Set: As part of the upper engine gasket set, the Rocker Lever Cover Gasket contributes to the comprehensive sealing solution for the upper portion of the engine. This set typically includes gaskets for the valve covers, rocker housing, and other critical upper engine components.

5. Rocker Lever Housing and Cover Rocker HGS.MTG: The gasket is specifically designed to fit within the rocker lever housing and the cover rocker HGS.MTG, ensuring a tight seal that is essential for the durability and efficiency of the rocker arm system.

6. Bearing/Gasket Kit: In a bearing/gasket kit, the Rocker Lever Cover Gasket is often included to provide a complete sealing solution for the engine’s upper components. This kit may also include gaskets for the cylinder head, valve covers, and other related parts.

7. Engine Overhaul Kit: During an engine overhaul, the Rocker Lever Cover Gasket is a key component that ensures all upper engine seals are intact. This is important for maintaining engine efficiency and preventing oil leaks post-overhaul.

8. Single Head Gasket Set and Lower Engine Gasket Set: While the Rocker Lever Cover Gasket is part of the upper engine sealing system, it works in harmony with the lower engine gasket set and single head gasket set to ensure the entire engine is properly sealed.

Functional Synergy

The Rocker Lever Cover Gasket plays a supportive role in the functionality of the engine brake housing and Cummins engine brake kit by ensuring that the lubrication system remains intact. This is particularly important in high-performance or high-stress engine applications where maintaining proper oil levels and pressure is essential.

Conclusion

In summary, the part 3054841 Rocker Lever Cover Gasket is a vital component that ensures the sealing integrity of the upper engine systems, working in concert with various other gaskets and engine components to maintain optimal engine performance and durability.