3013331
Cam Follower Roller Pin
Cummins®

The Cummins 3013331 Cam Follower Roller Pin is a critical component for heavy-duty truck engines, designed to facilitate efficient interaction between the camshaft and the valve train. This part contributes significantly to the engine’s reliability and efficiency.

Basic Concepts of Cam Follower Roller Pins

A Cam Follower Roller Pin is a mechanical component that translates the rotational motion of the camshaft into linear motion for the valve train. This is achieved through a roller pin that reduces friction and wear between the camshaft and the follower, ensuring smooth and efficient transmission of motion ¹.

Purpose of the 3013331 Cam Follower Roller Pin

The Cummins 3013331 Cam Follower Roller Pin enhances the operation of a truck engine’s valve train mechanism by ensuring that the valves open and close at the correct times. This precise timing is vital for efficient combustion and overall engine efficiency.

Key Features

The Cummins 3013331 Cam Follower Roller Pin features a durable material composition, typically high-strength alloys, providing resistance to wear and corrosion. Its roller mechanism is engineered to minimize friction and ensure smooth operation. Additional features such as specific coatings or treatments further enhance its performance and longevity.

Benefits

Utilizing the Cummins 3013331 Cam Follower Roller Pin offers several benefits, including improved engine efficiency due to reduced friction and wear, leading to more consistent valve operation. The component’s durability contributes to the engine’s longevity, reducing the need for frequent replacements. Enhanced performance and reliability ensure the engine operates at optimal levels.

Installation Process

Proper installation of the Cummins 3013331 Cam Follower Roller Pin involves ensuring the engine is clean and free of debris, aligning the pin correctly with the camshaft and valve train components, and following torque specifications to secure the pin without over-tightening. Post-installation verification of fit and operation is recommended to ensure everything functions as intended.

Common Issues and Troubleshooting

Common issues with Cam Follower Roller Pins include noise, wear, and failure, often due to improper installation, misalignment, insufficient lubrication, or high operating temperatures. Troubleshooting involves inspecting the pin and related components, ensuring proper lubrication, and addressing any misalignments or damage.

Maintenance Tips

Regular maintenance of the Cummins 3013331 Cam Follower Roller Pin is essential for optimal performance and longevity. This includes periodic inspection for signs of wear or damage, ensuring proper lubrication according to manufacturer recommendations, and following replacement guidelines based on usage and condition.

Cummins Overview

Cummins Inc. is renowned for its commitment to quality and innovation in manufacturing engine components. The company’s dedication to advancing engine technology is evident in its product line, including the Cummins 3013331 Cam Follower Roller Pin.

Compatibility of Cummins Cam Follower Roller Pin 3013331

The Cummins Cam Follower Roller Pin, part number 3013331, is compatible with various Cummins engines, ensuring smooth and reliable engine operation. Below is an overview of the engines that this part fits:

G855 Series Engines

• G855
• G855 CM558
• GTA855 CM558 (CM2358)

G101 Series Engines

• G101

N14 Series Engines

• N14 CELECT
• N14 G
• N14 MECHANICAL

NH/NT 855 Series Engines

• NH/NT 855

Each of these engines benefits from the precision engineering of the Cummins Cam Follower Roller Pin 3013331, ensuring optimal performance and longevity.

Role of Part 3013331 Cam Follower Roller Pin in Engine Systems

The Cummins 3013331 Cam Follower Roller Pin is integral to various engine systems, facilitating smooth and efficient operation of several key elements.

Interaction with Actuators and Solenoids

In systems with actuators and solenoid valves, the Cam Follower Roller Pin ensures precise and reliable movement by interacting with the solenoid valve to control hydraulic fluid flow, which activates the actuator. This is vital for functions such as variable valve timing.

Integration with Camshaft and Cam Follower Assembly

The Cam Follower Roller Pin is a fundamental part of the cam follower assembly, transferring the camshaft’s motion to other components such as the cam follower lever or the EBM-follower. This transfer of motion is critical for the opening and closing of engine valves at the correct times, directly influencing engine performance and efficiency.

Role in Cylinder and Block Components

Within the engine block and cylinder components, the Cam Follower Roller Pin operates in conjunction with the cam follower housing and the master cam follower housing. It ensures that the cam follower maintains optimal contact with the camshaft, reducing wear and tear on both the camshaft and the follower. This reliable contact is essential for the durability and longevity of the engine components.

Contribution to Top-Level Assemblies

In top-level assemblies, such as the cam follower (top-level assembly) housing, the Cam Follower Roller Pin plays a significant role in maintaining the structural integrity and functional precision of the assembly. It helps in distributing the load evenly across the cam follower, preventing undue stress on any single point and ensuring smooth operation.

Enhanced Performance in EBM Systems

In engines utilizing EBM (Electro-hydraulic Brake Modulator) systems, the Cam Follower Roller Pin enhances performance by ensuring that the EBM-follower operates with minimal friction and maximum efficiency. This is particularly important in high-performance engines where every millisecond of timing can impact overall engine output and fuel efficiency.

Summary of Component Interactions

• Actuator and Solenoid Valve: Ensures precise hydraulic fluid control.
• Camshaft and Cam Follower Assembly: Transfers camshaft motion to valve train components.
• Cylinder and Block: Reduces wear and maintains optimal contact.
• Top-Level Assemblies: Distributes load evenly for structural integrity.
• EBM Systems: Enhances performance by minimizing friction.

Conclusion

The Cummins 3013331 Cam Follower Roller Pin is a vital component for heavy-duty truck engines, ensuring efficient and reliable operation of the valve train mechanism. Its precise engineering, durable material composition, and role in various engine systems contribute to enhanced engine performance, efficiency, and longevity.