4009479
Cam Follower Roller Pin
Cummins®

Introduction

The 4009479 Cam Follower Roller Pin is a component manufactured by Cummins, a well-established name in the automotive and heavy-duty truck industry. This part is integral to the operation of heavy-duty trucks, contributing to the efficient functioning of the engine.

Basic Concepts of Cam Follower Roller Pins

A Cam Follower Roller Pin is a mechanical component that interacts with a cam to convert rotational motion into linear motion. Within an engine, it plays a role in the valve train system by ensuring precise and smooth operation of the valves ¹. The roller pin typically consists of a roller that contacts the cam and a pin that connects to the valve mechanism, allowing for efficient transfer of motion.

Role of the 4009479 Cam Follower Roller Pin in Truck Operation

The 4009479 Cam Follower Roller Pin is specifically designed to operate within the valve train of a truck engine. It engages with the camshaft to open and close the engine valves at precise intervals. This interaction is vital for the combustion process, as it ensures that the air-fuel mixture enters the combustion chamber at the correct time and that exhaust gases are expelled efficiently ². The pin’s design allows it to withstand high stresses and temperatures, contributing to the overall reliability of the engine.

Key Features of the 4009479 Cam Follower Roller Pin

The 4009479 Cam Follower Roller Pin is engineered with several features that enhance its performance and durability. Its construction includes high-quality materials that resist wear and corrosion. The roller is designed to minimize friction, which reduces heat generation and wear on the cam surface. Additionally, the pin is precision-machined to ensure accurate fitment and operation within the engine.

Benefits of Using the 4009479 Cam Follower Roller Pin

Utilizing the 4009479 Cam Follower Roller Pin in a truck engine offers several advantages. It contributes to improved engine efficiency by ensuring smooth and precise valve operation. The reduced friction and wear lead to longer component life and decreased maintenance requirements. Furthermore, the pin’s reliable performance enhances the overall dependability of the engine.

Installation and Integration

Proper installation of the 4009479 Cam Follower Roller Pin is crucial for its effective operation. It should be installed according to the manufacturer’s guidelines to ensure correct alignment and fitment within the engine. Attention to detail during installation helps prevent issues such as misalignment or excessive wear, which could affect engine performance.

Common Issues and Troubleshooting

Cam Follower Roller Pins may encounter issues such as wear, noise, or failure to operate correctly. These problems can often be diagnosed through careful inspection and testing. Common troubleshooting steps include checking for proper installation, inspecting for wear or damage, and ensuring that all related components are in good condition. Addressing these issues promptly can help maintain engine performance and reliability.

Maintenance Tips

Regular maintenance is key to ensuring the longevity and optimal performance of the 4009479 Cam Follower Roller Pin. This includes periodic inspection for signs of wear or damage, ensuring that all related components are functioning correctly, and following the manufacturer’s recommended service intervals. Proper lubrication and cleanliness around the pin also contribute to its reliable operation.

Cummins: Manufacturer 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 strong reputation for quality, innovation, and reliability in the automotive and heavy-duty truck industry. Their product range includes a variety of components and systems designed to enhance the performance and efficiency of vehicles ³.

Cummins Cam Follower Roller Pin 4009479 Compatibility

The Cummins Cam Follower Roller Pin part number 4009479 is designed to fit seamlessly with several engine models, ensuring optimal performance and longevity. This component is crucial for maintaining the smooth operation of the camshaft and valve train, which is essential for the overall efficiency of the engine.

K19 Engines

For the K19 engines, the Cam Follower Roller Pin 4009479 is engineered to fit precisely within the specified tolerances. This ensures that the pin operates without excessive friction, thereby reducing wear and tear on the camshaft and valve components. The design of the pin allows for smooth interaction between the camshaft and the valve train, which is critical for maintaining the engine’s performance.

K38 Engines

Similarly, in the K38 engines, the Cam Follower Roller Pin 4009479 is crafted to meet the exact specifications required for these engines. The pin’s design accommodates the unique geometry and operational demands of the K38 engine, ensuring that it functions flawlessly within the engine’s valve train system. This compatibility is vital for maintaining the engine’s efficiency and reliability.

K50 Engines

The K50 engines also benefit from the use of the Cummins Cam Follower Roller Pin 4009479. This part is tailored to fit the specific requirements of the K50 engine, ensuring that it operates smoothly and efficiently. The pin’s design allows for precise interaction between the camshaft and the valve train, which is essential for the engine’s overall performance and longevity.

Grouping Engines

When considering the K19, K38, and K50 engines together, it is evident that the Cam Follower Roller Pin 4009479 is designed to fit seamlessly within these engine models. The pin’s design ensures that it operates effectively across these different engine types, providing a consistent level of performance and reliability. This compatibility is crucial for maintaining the engine’s efficiency and reducing the likelihood of mechanical failures.

Understanding the Role of Part 4009479 Cam Follower Roller Pin in Engine Systems

The part 4009479 Cam Follower Roller Pin is an integral component in the orchestration of various engine systems, facilitating smooth and efficient operation. This component is designed to interact with several key elements within the engine, ensuring optimal performance and longevity of the engine’s moving parts.

Interaction with Base Parts and Block

The Cam Follower Roller Pin is mounted on the base part, which is typically affixed to the engine block. This setup allows for the pin to maintain a stable and secure position, essential for its function. The engine block, being the structural foundation of the engine, houses the cylinder and other critical components, making the stability provided by the base part and the block paramount.

Role in Cylinder and Camshaft Follower Systems

Within the cylinder, the Cam Follower Roller Pin plays a significant role by interacting with the cam follower lever and the cam follower top-level assembly lever. These interactions are vital for the precise movement of the camshaft follower, which in turn dictates the timing and efficiency of the engine’s combustion process. The roller pin’s design allows for reduced friction and wear, contributing to the smooth operation of the camshaft follower.

Contribution to Main Bearings and Overhaul Kit

The part 4009479 is also instrumental in the context of main bearings. These bearings support the crankshaft, allowing it to rotate with minimal friction. The Cam Follower Roller Pin, by ensuring smooth operation of the camshaft and its followers, indirectly supports the function of the main bearings by maintaining the engine’s overall balance and reducing undue stress on these components.

In the scenario of an engine overhaul, the Cam Follower Roller Pin is often included in overhaul kits. This inclusion underscores its importance in restoring and maintaining the engine’s performance to factory standards or better. The overhaul kit, comprising various parts, relies on the Cam Follower Roller Pin to ensure that the camshaft system operates efficiently post-overhaul.

Summary of Component Interactions

In summary, the part 4009479 Cam Follower Roller Pin is a key player in the intricate dance of engine components. Its role in facilitating the smooth operation of the camshaft follower, interacting with the cam follower lever and top-level assembly lever, and supporting the function of main bearings, highlights its significance in engine systems. Furthermore, its inclusion in overhaul kits emphasizes its value in maintaining and restoring engine performance.

Conclusion

The 4009479 Cam Follower Roller Pin by Cummins is a critical component in the efficient operation of heavy-duty truck engines. Its precise design, durable construction, and compatibility with various engine models make it an essential part for maintaining engine performance and reliability. Proper installation, regular maintenance, and prompt troubleshooting of issues are vital for ensuring the longevity and optimal function of this Cummins part.