4900412
Rocker Lever Support
Cummins®

Introduction

The Rocker Lever Support 4900412, manufactured by Cummins, is a critical component in the engine assembly of several models. This part is designed to provide stability and support to the rocker levers, which are essential for the proper functioning of the engine’s valve train system ¹.

Basic Concepts of Rocker Lever Support

Rocker lever supports are fundamental components in internal combustion engines, particularly within the valve train system. They facilitate the transfer of motion from the camshaft to the valves, allowing for precise control over the opening and closing of the engine’s intake and exhaust valves. This interaction is crucial for the engine’s operation, as it directly influences the timing and efficiency of the combustion process ².

Purpose of the 4900412 Rocker Lever Support

The 4900412 Rocker Lever Support is designed to enhance the operation of a truck engine’s valve train. It plays a role in transmitting motion from the camshaft to the valves, ensuring that the valves open and close at the correct times. This precise timing is vital for optimal engine performance, fuel efficiency, and emissions control. The support also contributes to the durability and reliability of the valve train system by providing a stable and secure mounting point for the rocker arms ³.

Key Features

The 4900412 Rocker Lever Support is characterized by several key features that enhance its functionality and durability. It is constructed from high-quality materials, ensuring resistance to wear and corrosion. The design incorporates precise engineering to ensure compatibility with other engine components and to facilitate easy installation and maintenance. Additionally, the support may include unique attributes such as enhanced lubrication channels or improved mounting interfaces, which contribute to its overall performance ⁴.

Benefits

The advantages of the 4900412 Rocker Lever Support include improved engine efficiency and reliability. By ensuring precise valve timing and secure mounting of the rocker arms, it contributes to smoother engine operation and reduced wear on valve train components. This can lead to enhanced performance and longevity of the engine, making it a valuable component for commercial truck applications ⁵.

Installation and Integration

Proper installation of the 4900412 Rocker Lever Support is crucial for ensuring optimal engine performance. It should be installed according to the manufacturer’s guidelines, with attention to compatibility with other engine components and necessary adjustments. This may involve aligning the support with the camshaft and rocker arms, ensuring secure fastening, and verifying that all components move freely without interference ⁶.

Troubleshooting Common Issues

Common issues associated with rocker lever supports can include wear, misalignment, or damage to the support or its mounting points. These problems can lead to valve train noise, reduced engine performance, or even engine failure if left unaddressed. Diagnostic procedures may involve visual inspection, measurement of component clearances, and testing of engine performance to identify and resolve these issues effectively ⁷.

Maintenance Practices

Routine maintenance of the 4900412 Rocker Lever Support is important for ensuring optimal performance and longevity. This includes regular inspection for signs of wear or damage, cleaning to remove contaminants that could affect performance, and lubrication to reduce friction and wear. Adhering to recommended maintenance intervals and procedures can help prevent issues and ensure the continued reliability of the engine ⁸.

Cummins Overview

Cummins Inc. is a global leader in the design, manufacture, and distribution of engines and related technologies. With a history spanning over a century, Cummins has established a reputation for quality, innovation, and reliability in the commercial truck industry. The company’s product range includes a wide array of engine and component solutions designed to meet the demanding requirements of commercial applications, underscoring the quality and reliability of the 4900412 Rocker Lever Support ⁹.

Conclusion

The 4900412 Rocker Lever Support is a key component that enhances the operational efficiency and reliability of the A1400, A1700, A2000, and A2300 engines, ensuring that they perform optimally under various conditions. Its precise design and robust construction are essential for the smooth operation and longevity of these engines.