4098940
Cam Follower Lever
Cummins®

The Cummins 4098940 Cam Follower Lever is a component designed for use in heavy-duty truck engines. It serves a specific function within the engine’s valve train, contributing to the overall operation and performance of the vehicle. Understanding its purpose and significance is key to maintaining and optimizing the engine’s efficiency.

Basic Concepts of Cam Follower Levers

Cam follower levers are mechanical components that interact with the camshaft in an engine. They are responsible for translating the rotational motion of the camshaft into linear motion to open and close the engine’s valves at precise intervals. This action is fundamental to the engine’s ability to intake air and fuel and exhaust combustion gases, which are necessary for the engine’s operation. In automotive applications, cam follower levers are integral to ensuring the engine runs smoothly and efficiently ¹.

Role of the 4098940 Cam Follower Lever in Truck Operation

The 4098940 Cam Follower Lever plays a role in the engine’s operation by facilitating the movement of the valves in synchronization with the camshaft. It interacts with other components such as the rocker arms and pushrods to ensure that the valves open and close at the correct times. This precise timing is vital for the engine’s performance, affecting factors such as power output, fuel efficiency, and emissions ².

Key Features of the 4098940 Cam Follower Lever

The design and construction of the 4098940 Cam Follower Lever incorporate several features that enhance its functionality. It is typically made from high-strength materials to withstand the stresses of engine operation. The lever’s build quality ensures durability and reliability, which are critical for the demanding conditions of heavy-duty truck engines. Additionally, the lever may have unique characteristics such as a specific shape or surface treatment to improve its performance and longevity ³.

Benefits of Using the 4098940 Cam Follower Lever

Utilizing the 4098940 Cam Follower Lever in an engine setup can lead to several advantages. These include improved engine efficiency due to precise valve timing, enhanced durability under high-stress conditions, and increased reliability, which contributes to the overall performance and longevity of the engine.

Installation and Integration

Proper installation of the 4098940 Cam Follower Lever is important for ensuring it functions correctly within the engine system. This process may involve specific prerequisites or special considerations to integrate the lever seamlessly with other engine components. Following manufacturer guidelines during installation can help prevent issues and ensure the lever operates as intended.

Troubleshooting Common Issues

Cam follower levers, including the 4098940, may encounter issues such as wear, misalignment, or failure to operate correctly. Identifying these problems early can prevent more significant engine damage. Potential causes may include improper installation, material fatigue, or external contaminants. Recommended troubleshooting steps involve inspecting the lever and related components, cleaning or replacing parts as necessary, and ensuring all components are correctly aligned and functioning within specified tolerances.

Maintenance Tips

To ensure the longevity and optimal performance of the 4098940 Cam Follower Lever, regular maintenance is recommended. This includes inspecting the lever for signs of wear or damage, cleaning it to remove any contaminants, and following a maintenance schedule that aligns with the manufacturer’s recommendations. Proper maintenance can help prevent unexpected failures and contribute to the engine’s overall efficiency and reliability.

Cummins: A Brief Overview

Cummins Inc. is a well-established manufacturer in the automotive industry, particularly known for its diesel engines and related components. With a history of innovation and quality, Cummins has built a reputation for producing reliable and high-performance engine parts. The company’s product range includes a variety of components designed to meet the needs of different applications, from heavy-duty trucks to industrial equipment.

Cummins Cam Follower Lever 4098940 Compatibility

The Cummins Cam Follower Lever 4098940 is a critical component designed to fit seamlessly into a variety of Cummins engines. This part is essential for maintaining the proper operation of the engine’s valve train system, ensuring smooth and reliable performance.

Compatible Engines

• QSK19 CM2350 K105
• QSK19 CM2350 K114
• QSK19 CM2350 K144G
• QSK19 CM850 MCRS

These engines, part of the Cummins QSK19 series, are known for their robust design and high performance. The Cam Follower Lever 4098940 is specifically engineered to fit these models, ensuring compatibility and optimal functionality.

Grouping of Compatible Engines

The Cummins Cam Follower Lever 4098940 is compatible with the following groups of engines:

• QSK19 CM2350 Series

  • QSK19 CM2350 K105
  • QSK19 CM2350 K114
  • QSK19 CM2350 K144G

• QSK19 CM850 Series

  • QSK19 CM850 MCRS

These groupings help in identifying the engines that share similar design and operational characteristics, ensuring that the Cam Follower Lever 4098940 fits perfectly and functions as intended.

Role of Part 4098940 Cam Follower Lever in Engine Systems

The part 4098940 Cam Follower Lever is an integral component in the operation of engine systems, particularly in the context of the cylinder block. This lever is designed to interact with the camshaft and valve train, ensuring precise and efficient valve operation.

When the camshaft rotates, the Cam Follower Lever engages with the cam lobes. This interaction translates the rotational motion of the camshaft into linear motion, which is essential for opening and closing the engine’s valves at the correct times. The lever’s design allows it to maintain consistent contact with the cam, ensuring smooth and reliable valve actuation.

In the cylinder block, the Cam Follower Lever works in conjunction with other components such as the valve springs, rocker arms, and pushrods (in overhead valve engines). The lever’s movement is transferred through these components to the valves, allowing them to open and close in sync with the piston’s movement. This synchronization is vital for optimal engine performance, fuel efficiency, and emissions control.

The Cam Follower Lever also plays a role in managing the forces and stresses within the valve train. By providing a stable and durable connection between the camshaft and the rest of the valve train, it helps to distribute these forces evenly, reducing wear and tear on other components. This contributes to the overall longevity and reliability of the engine system.

Conclusion

The Cummins 4098940 Cam Follower Lever is a critical component in the operation of heavy-duty truck engines. Its role in translating camshaft rotation into valve actuation ensures precise timing and efficient engine performance. Understanding its features, benefits, and proper maintenance can contribute to the longevity and reliability of the engine system.