3047479
Rocker Lever Housing
Cummins®

The 3047479 Rocker Lever Housing, manufactured by Cummins, is a critical component in the operation of commercial truck engines. Cummins, a well-established name in the automotive industry, is renowned for its robust and reliable engine components. This part plays a significant role in ensuring the efficient functioning of truck engines.

Basic Concepts of Rocker Lever Housing

A Rocker Lever Housing is a part of the engine’s valve train system. Its primary function is to facilitate the movement of the rocker arms, which in turn operate the engine valves. This housing provides a secure and stable environment for the rocker arms, allowing them to convert the pushrod’s linear motion into the rotational motion needed to open and close the valves. The interaction between the rocker lever housing, rocker arms, and valves is crucial for the engine’s combustion process ¹.

Purpose of the 3047479 Rocker Lever Housing

The 3047479 Rocker Lever Housing is designed to enhance the operation of the valve train system in truck engines. It houses the rocker arms, which are responsible for actuating the engine valves in response to the camshaft’s rotation. By providing a precise and durable mounting point for the rocker arms, this housing ensures that the valves open and close at the correct times and with the appropriate force, contributing to the engine’s overall performance and efficiency.

Key Features

The 3047479 Rocker Lever Housing boasts several key features that enhance its performance. It is constructed from high-quality materials, ensuring durability and resistance to wear. The design incorporates precise machining to guarantee accurate fitment and function within the engine. Additionally, the housing may include features such as integrated mounting points for other components, contributing to a streamlined and efficient engine design.

Benefits

The advantages of the 3047479 Rocker Lever Housing include improved engine efficiency, increased durability, and enhanced reliability. By providing a stable and precise environment for the rocker arms, this housing helps to ensure that the valve train operates smoothly and efficiently. This can lead to better fuel efficiency, increased power output, and longer engine life. The robust construction of the housing also contributes to its longevity, reducing the need for frequent replacements and maintenance ².

Installation and Integration

Installing the 3047479 Rocker Lever Housing involves several steps and considerations. It is important to ensure that the engine is properly prepared, which may include cleaning the mounting surface and inspecting other components for wear or damage. The housing should be aligned correctly and secured in place according to the manufacturer’s specifications. Any necessary modifications or adjustments to other components should be made to ensure proper integration within the engine system.

Maintenance and Troubleshooting

Maintaining the 3047479 Rocker Lever Housing is crucial for ensuring optimal performance. Regular inspections should be conducted to check for signs of wear, damage, or misalignment. Common issues may include worn rocker arm pivot points or damaged housing surfaces, which can affect the operation of the valve train. Troubleshooting tips include verifying the alignment and fitment of the housing, ensuring that all mounting points are secure, and addressing any signs of wear or damage promptly.

Performance Impact

The 3047479 Rocker Lever Housing plays a role in the overall performance of the truck engine by ensuring the efficient operation of the valve train system. This can lead to improvements in fuel efficiency, as the engine operates more smoothly and with less friction. Additionally, the housing’s durable construction contributes to the engine’s longevity, allowing for consistent performance over time. By maintaining the integrity of the valve train, this housing helps to ensure that the engine delivers reliable power and performance.

Cummins 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 reputation for quality, innovation, and reliability in the commercial truck industry. The company’s product range includes a variety of engine components and systems designed to meet the demanding requirements of commercial applications. Cummins’ commitment to excellence is reflected in its extensive portfolio of high-performance, durable, and efficient products.

Role of Part 3047479 Rocker Lever Housing in Engine Systems

The 3047479 Rocker Lever Housing is an integral component in the orchestration of various engine systems, ensuring efficient and reliable operation. This housing encases the rocker and lever mechanisms, providing a stable and secure environment for these components to function.

Interaction with Base Parts

The Rocker Lever Housing interfaces directly with the base parts of the engine. It is mounted onto the engine block, which serves as the foundational structure for the entire engine assembly. This mounting ensures that the housing remains firmly in place, absorbing vibrations and stresses generated during engine operation.

Integration with EBM: Housing and EBM: Lever

In engines equipped with an Engine Brake Mechanism (EBM), the Rocker Lever Housing plays a significant role. It houses the EBM: Lever, which is a pivotal component in the engine braking system. The housing provides the necessary support and alignment for the EBM: Lever, allowing it to engage and disengage the engine brake effectively. This interaction is vital for the controlled deceleration of the vehicle, enhancing safety and efficiency.

Coordination with Rocker and Engine Brake Lever

The Rocker Lever Housing is designed to accommodate the rocker and engine brake lever. These levers are responsible for transmitting motion from the camshaft to the valves, controlling the intake and exhaust processes. The housing ensures that these levers operate within precise tolerances, maintaining the engine’s performance and longevity.

Support from RUR and HSG Engine Brace

The Rocker Lever Housing benefits from the support provided by the RUR (Rocker Unit Retainer) and HSG (Housing) Engine Brace. These components reinforce the housing, distributing loads evenly and preventing deformation. This support is essential for maintaining the integrity of the housing and the accuracy of the lever movements.

Comprehensive Engine System Functionality

In summary, the 3047479 Rocker Lever Housing is a key player in the engine’s valve train system. It ensures that the rocker and lever components function smoothly and reliably, contributing to the overall efficiency and performance of the engine. Its integration with base parts, EBM components, and support structures like the RUR and HSG Engine Brace underscores its importance in the complex interplay of engine systems.

Conclusion

The 3047479 Rocker Lever Housing is a vital component in the operation of commercial truck engines, ensuring the efficient and reliable functioning of the valve train system. Its robust construction, precise design, and integration with other engine components contribute to improved engine performance, fuel efficiency, and longevity. Regular maintenance and proper installation are essential for maximizing the benefits of this Cummins part.