4944187
Rocker Lever Support
Cummins®

The 4944187 Rocker Lever Support is a component manufactured by Cummins, a well-established name in the automotive and heavy-duty truck parts industry. This part plays a role in the engine system by supporting the rocker lever mechanism, which is integral to the operation of the engine’s valve train ¹.

Basic Concepts of Rocker Lever Support

A Rocker Lever Support serves as a pivotal component in the engine’s valve train system. Its primary function is to provide a stable mounting point for the rocker lever, which in turn actuates the engine’s valves. The rocker lever support interacts with various engine components, including the camshaft, pushrods, and valves, ensuring precise and efficient valve operation ².

Purpose of the 4944187 Rocker Lever Support

This Cummins part contributes to the operation of a truck engine by facilitating the actuation of valves. This part ensures that the rocker lever can move freely and accurately, which is vital for the intake and exhaust processes. Proper valve actuation leads to enhanced engine performance, including better fuel efficiency and power output.

Key Features

The 4944187 is designed with several key features that enhance its functionality. It is typically made from high-strength materials to withstand the rigors of engine operation. The design includes precise mounting points and alignment features to ensure the rocker lever operates within specified tolerances. Additionally, the support may incorporate wear-resistant coatings or treatments to extend its service life.

Benefits

The 4944187 offers several benefits that contribute to overall engine efficiency, durability, and reliability. By providing a stable and accurate mounting point for the rocker lever, this part helps maintain consistent valve timing and operation. This leads to improved engine performance and reduced wear on other components within the valve train system.

Installation Process

Installing the 4944187 requires careful attention to detail to ensure proper function and longevity. The process involves removing the old support, cleaning the mounting area, and positioning the new support in place. Tools such as torque wrenches may be required to secure the support to the specified torque settings. It is important to follow the manufacturer’s guidelines to avoid damage to the component or surrounding parts.

Common Issues and Troubleshooting

Common issues with the 4944187 may include wear, misalignment, or damage from debris. Troubleshooting these problems often involves inspecting the support for signs of wear or damage, ensuring proper alignment, and cleaning the mounting area to remove any contaminants. In some cases, replacement of the support may be necessary to restore optimal engine performance.

Maintenance Tips

Regular maintenance of the 4944187 is important to ensure its longevity and optimal performance. This includes periodic inspection for signs of wear or damage, cleaning the mounting area to prevent contamination, and verifying proper alignment and torque settings. Adhering to recommended maintenance intervals and practices will help maintain the efficiency and reliability of the engine’s valve train system.

Cummins: Manufacturer Overview

Cummins is a renowned manufacturer in the automotive and heavy-duty truck parts industry, known for its commitment to producing high-quality components. With a rich history and a strong reputation for innovation and reliability, Cummins continues to be a trusted name among professionals and enthusiasts alike. The company’s dedication to excellence is evident in its wide range of products, including the 4944187 Rocker Lever Support.

Cummins Rocker Lever Support Part 4944187 Compatibility

The Cummins Rocker Lever Support part number 4944187 is designed to be compatible with several engine models, ensuring a secure fit and optimal performance. This part is integral to the engine’s valve train system, providing necessary support to the rocker levers, which are crucial for the proper operation of the engine’s valves.

B3.3 Engines

The B3.3 engine series benefits from the use of the 4944187 Rocker Lever Support. This part ensures that the rocker levers maintain their correct position, facilitating smooth and efficient valve operation. This is particularly important for maintaining the engine’s performance and longevity.

QSB3.3 Engines

Similarly, the QSB3.3 engine series incorporates the 4944187 Rocker Lever Support. This part is essential for the QSB3.3 engines, as it helps in maintaining the precise alignment of the rocker levers, which is critical for the engine’s overall efficiency and reliability.

CM2150 Engines

The CM2150 engine also utilizes the 4944187 Rocker Lever Support. This part is designed to fit seamlessly into the CM2150’s valve train system, ensuring that the rocker levers are properly supported and aligned. This compatibility is crucial for the engine’s performance and durability.

By ensuring that the rocker levers are correctly positioned and supported, the 4944187 Rocker Lever Support plays a vital role in the smooth operation of these engines. This compatibility across different engine models highlights the versatility and reliability of Cummins components.

Role of Part 4944187 Rocker Lever Support in Engine Systems

The part 4944187 Rocker Lever Support is an integral component in the orchestration of various engine systems, ensuring optimal performance and efficiency.

Integration with the Long Block

In the context of the long block, which encompasses the engine’s core components such as the cylinder block, crankshaft, pistons, and camshaft, the Rocker Lever Support plays a significant role. It provides the necessary structural integrity and precise alignment for the rocker levers. This alignment is essential for the efficient transfer of motion from the camshaft to the valves, ensuring that the valves open and close at the correct times and with the appropriate force. This, in turn, contributes to the engine’s overall performance, fuel efficiency, and longevity.

Interaction with the Rocker Lever

The Rocker Lever Support is designed to interface directly with the rocker lever, which is a pivotal component in the valve train system. The support ensures that the rocker lever remains in the correct position and operates smoothly. This is particularly important in high-performance engines where the rocker lever experiences significant stress and high-frequency operation. The support helps in maintaining the lever’s stability and reducing wear, thereby enhancing the durability and reliability of the valve train system.

Compatibility with Turbocharger Kit

When integrating a turbocharger kit into an engine system, the Rocker Lever Support continues to play a vital role. Turbocharging increases the engine’s power output by forcing more air into the combustion chamber. This increased air pressure and higher engine speeds place additional stress on the valve train components, including the rocker lever and its support. The Rocker Lever Support must be robust enough to handle these increased stresses while maintaining precise valve timing. This ensures that the turbocharger’s additional power is harnessed efficiently without compromising the engine’s reliability.

Conclusion

In summary, the part 4944187 Rocker Lever Support is a key component that enhances the functionality and durability of the engine system, particularly when paired with a long block, rocker lever, and turbocharger kit. Its role in maintaining precise alignment and structural integrity is essential for the engine’s performance and longevity.