4004887
Flexible Hose
Cummins®

The Cummins 4004887 Camshaft is a critical component in the operation of commercial trucks, particularly those equipped with Cummins engines. This part is designed to enhance engine performance and efficiency by precisely controlling the timing of the intake and exhaust valves. Its role is essential in ensuring that the engine operates smoothly and efficiently under various load conditions.

Basic Concepts of Camshafts

A camshaft is a shaft with a series of cams or lobes that rotate to open and close the intake and exhaust valves in an internal combustion engine. It operates in conjunction with other engine components, such as the crankshaft, to ensure that the valves open and close at the correct times in the engine cycle. The camshaft’s design and timing are crucial for the engine’s performance, fuel efficiency, and emissions control ¹.

Purpose of the Cummins 4004887 Camshaft

The Cummins 4004887 Camshaft plays a specific role in the operation of a truck engine by controlling the timing of the intake and exhaust valves. This part is engineered to provide precise valve actuation, which is essential for optimal engine performance. By ensuring that the valves open and close at the correct moments, the camshaft helps to maximize fuel efficiency, enhance power output, and reduce emissions ².

Key Features

The Cummins 4004887 Camshaft is characterized by several key features that enhance its performance and durability. Its design includes carefully crafted lobes that provide smooth and consistent valve actuation. The camshaft is constructed from high-quality materials to withstand the rigors of heavy-duty applications. Additionally, it may feature advanced coatings or treatments that reduce friction and wear, contributing to its longevity and reliability ³.

Benefits

The Cummins 4004887 Camshaft offers several benefits that contribute to improved engine efficiency and performance. By providing precise valve timing, it helps to optimize the engine’s combustion process, leading to better fuel efficiency and increased power output. The camshaft’s durable construction ensures reliability in heavy-duty applications, reducing the need for frequent replacements and maintenance. Furthermore, its design contributes to lower emissions, aligning with environmental regulations and standards ⁴.

Installation and Compatibility

Proper installation of the Cummins 4004887 Camshaft is crucial for ensuring optimal performance and longevity. It is designed to be compatible with specific Cummins engine models, and following the manufacturer’s guidelines for installation is important. This includes ensuring that the camshaft is properly aligned and that all associated components, such as valve springs and lifters, are in good condition. Compatibility with the engine model ensures that the camshaft operates within the designed parameters, providing the intended performance benefits.

Maintenance and Troubleshooting

Maintaining the Cummins 4004887 Camshaft involves regular inspections and adherence to the manufacturer’s maintenance schedule. Common issues that may arise include wear on the camshaft lobes or lifters, which can affect valve actuation. Troubleshooting tips include checking for proper valve clearance, ensuring that the camshaft is free from excessive wear, and addressing any unusual engine noises that may indicate camshaft-related problems. Regular maintenance helps to ensure that the camshaft continues to operate efficiently and reliably.

Performance Enhancements

The Cummins 4004887 Camshaft contributes to overall engine performance in several ways. By providing precise valve timing, it enhances the engine’s power output and fuel efficiency. The camshaft’s design also plays a role in emissions control, helping the engine to meet regulatory standards. In heavy-duty applications, the camshaft’s durability and reliability are crucial for maintaining consistent performance over time.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions control technologies. With a history of innovation and a commitment to quality, Cummins has established a strong reputation in the commercial truck industry. The company’s focus on advancing technology and improving efficiency has made it a preferred choice for commercial vehicle manufacturers and operators worldwide.

Cummins Camshaft Part 4004887 Compatibility

The Cummins camshaft part number 4004887 is designed to fit seamlessly within a variety of engine models, ensuring optimal performance and reliability. This part is engineered to work with the ISM CM570 and ISM CM570/870 engines, providing a crucial component in the engine’s valve train system.

The ISM CM570/870 engine, which combines the features of the ISM CM570 with additional capabilities, also benefits from the precise engineering of the 4004887 camshaft. This part ensures that the camshaft’s timing and operation are perfectly aligned with the engine’s requirements, facilitating smooth and efficient engine operation.

Additionally, the ISM CM876 engine is another model that is compatible with the 4004887 camshaft. This engine, known for its robust performance, relies on the camshaft to manage the opening and closing of the engine’s valves, which is critical for maintaining the engine’s power and efficiency.

The QSM11 CM570 engine also incorporates the 4004887 camshaft, ensuring that it operates at peak performance. This engine, designed for heavy-duty applications, benefits from the camshaft’s ability to handle high-stress conditions and deliver consistent performance.

In summary, the Cummins camshaft part number 4004887 is a versatile and essential component that fits into the ISM CM570, ISM CM570/870, ISM CM876, and QSM11 CM570 engines, ensuring that these engines operate smoothly and efficiently.

Role of Part 4004887 Camshaft in Engine Systems

The camshaft, specifically part 4004887, is an integral component in the orchestration of an engine’s operation. It is responsible for the precise timing of the opening and closing of the engine’s valves, which is essential for the intake of air-fuel mixture and the expulsion of exhaust gases.

Interaction with the Drive System

The camshaft is driven by the engine’s drive system, typically through a timing belt or chain connected to the crankshaft. This mechanical link ensures that the camshaft rotates at half the speed of the crankshaft, maintaining the correct valve timing in relation to the piston’s movement.

Relationship with the Alternator

While the alternator’s primary function is to generate electrical power for the vehicle’s electrical systems and to recharge the battery, its operation is indirectly influenced by the camshaft. A well-timed camshaft ensures efficient engine operation, which in turn allows the alternator to operate under optimal conditions, providing consistent electrical output.

Mounting Considerations

The camshaft is mounted within the engine block or cylinder head, depending on the engine design. Proper mounting of the camshaft is essential for maintaining the integrity of the valve train. This includes the pushrods, rocker arms, or direct acting followers, all of which rely on the camshaft’s smooth operation to function correctly.

Impact on Alternator Mounting

The positioning of the camshaft can affect the layout and mounting of the alternator. In some engine designs, the camshaft’s location may necessitate a specific alternator mounting configuration to avoid interference and to ensure adequate clearance for both components.

In summary, the camshaft part 4004887 plays a significant role in the synchronization of the engine’s valve operation, which is foundational to the engine’s performance and efficiency. Its interaction with the drive system, alternator, and mounting arrangements underscores its importance in the complex dance of engine components.

Conclusion

The Cummins 4004887 Camshaft is a vital component in the operation of commercial trucks, particularly those equipped with Cummins engines. Its precise control of valve timing enhances engine performance, fuel efficiency, and emissions control. The camshaft’s durable construction and compatibility with specific engine models ensure reliable and efficient operation in heavy-duty applications. Regular maintenance and proper installation are crucial for maximizing the benefits of this part.