4976323
Lubricating Oil Pump Sprocket
Cummins®

The Cummins Lubricating Oil Pump Sprocket (Part #4976323) is a critical component designed to facilitate the operation of heavy-duty truck engines. Its purpose is to engage with the oil pump’s drive mechanism, ensuring the efficient circulation of lubricating oil throughout the engine. This part plays a significant role in maintaining the engine’s performance and longevity by supporting the lubrication system’s functionality.

Function and Operation

The Lubricating Oil Pump Sprocket operates as a vital link in the lubrication system of a truck engine. It meshes with the oil pump’s gear or chain, driven by the engine’s rotation. This interaction allows the pump to draw oil from the sump and distribute it under pressure to various engine components. The sprocket’s design ensures that oil is circulated consistently, maintaining the necessary pressure levels for effective lubrication. This process is essential for reducing friction between moving parts, dissipating heat, and carrying away contaminants ¹.

Key Features

The Lubricating Oil Pump Sprocket is characterized by several key features that enhance its performance and durability. It is typically constructed from high-strength materials, such as alloy steel, to withstand the rigors of engine operation. The sprocket’s design includes precise tooth profiling to ensure smooth engagement with the pump’s drive mechanism. Additionally, it may feature coatings or treatments to improve wear resistance and reduce friction, contributing to its longevity and efficiency within the lubrication system ².

Benefits

The incorporation of the Lubricating Oil Pump Sprocket into the engine’s lubrication system offers several benefits. It supports improved engine lubrication by ensuring consistent oil circulation and pressure maintenance. This leads to reduced wear on engine components, as adequate lubrication minimizes friction and heat generation. Furthermore, the sprocket contributes to enhanced overall engine performance and longevity by playing a role in the efficient operation of the lubrication system ³.

Installation and Compatibility

Proper installation of the Lubricating Oil Pump Sprocket is crucial for its effective operation. It should be installed according to the manufacturer’s specifications, ensuring correct alignment and engagement with the oil pump’s drive mechanism. While specific compatibility details are provided separately, it is designed to be compatible with various Cummins engine models and may also fit other relevant truck makes and models, subject to the engine’s lubrication system design.

Maintenance and Troubleshooting

Routine maintenance of the Lubricating Oil Pump Sprocket involves regular inspection for signs of wear or damage, ensuring it remains in good condition. Lubrication requirements should be met according to the manufacturer’s recommendations to reduce friction and wear. Common signs of malfunction may include oil leaks, unusual noise from the lubrication system, or irregular oil pressure readings. Troubleshooting these issues may involve inspecting the sprocket for damage, ensuring proper installation, and addressing any lubrication system leaks or blockages.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emission solutions. With a history spanning over a century, Cummins has established a reputation for quality, innovation, and customer satisfaction in the automotive and heavy-duty truck industries. The company’s commitment to these values is reflected in its product offerings, which are designed to meet the demanding requirements of modern engines and contribute to the efficiency, reliability, and performance of vehicles worldwide.

Cummins Lubricating Oil Pump Sprocket 4976323 Compatibility

The Cummins Lubricating Oil Pump Sprocket, part number 4976323, is designed to fit seamlessly within various engine configurations, ensuring optimal performance and reliability. This sprocket is engineered to work with the ISV (Intelligent Systems Vehicle) engine by Nissan, providing a critical component in the engine’s lubrication system.

Engine Compatibility

• ISV (Nissan) Engines
  • The sprocket is specifically tailored to integrate with the ISV engine series by Nissan. This compatibility ensures that the oil pump operates efficiently, maintaining the necessary lubrication for engine components.

Key Considerations

• Precision Engineering

  • The sprocket’s design adheres to stringent manufacturing standards, ensuring a precise fit and reliable operation. This precision is crucial for maintaining the integrity of the engine’s lubrication system.

• Material Quality

  • Constructed from high-quality materials, the sprocket is built to withstand the rigors of engine operation, providing durability and longevity.

• Performance Optimization

  • By ensuring a proper fit and function, the sprocket contributes to the overall performance and efficiency of the engine, reducing wear and tear and extending the engine’s lifespan.

Application Insights

• Installation and Maintenance

  • Proper installation of the sprocket is essential for maintaining engine health. Regular maintenance checks should be performed to ensure the sprocket remains in good condition and continues to function as intended.

• Compatibility with Other Components

  • The sprocket’s design allows it to work harmoniously with other components within the engine, ensuring a smooth and efficient operation of the lubrication system.

Role of Part 4976323 Lubricating Oil Pump Sprocket in Engine Systems

The lubricating oil pump sprocket, identified as part 4976323, is an integral component within various engine systems, ensuring the efficient operation of the lubrication system. This sprocket is typically engaged with the chain drive kit, which is responsible for transferring mechanical power from the crankshaft to other engine components.

In a chain drive package, the lubricating oil pump sprocket works in conjunction with the drive chain kit to maintain consistent oil flow. The drive, often connected to the camshaft, relies on the precise movement of the front sprocket to ensure that the oil pump operates at the correct speed. This interaction is vital for the camshaft’s performance, as it depends on a steady supply of lubricant to reduce friction and wear.

The front sprocket, driven by the chain, engages with the housing that encases the front gear. This setup ensures that the oil pump receives the necessary rotational force to circulate oil throughout the engine. In a long block kit, where multiple components are pre-assembled, the lubricating oil pump sprocket plays a significant role in integrating the lubrication system with the engine’s mechanical components.

Overall, the lubricating oil pump sprocket is a key element in maintaining the health and efficiency of the engine by ensuring that all moving parts receive adequate lubrication.

Conclusion

The Cummins Lubricating Oil Pump Sprocket (Part #4976323) is a vital component in the lubrication system of heavy-duty truck engines. Its role in ensuring efficient oil circulation and pressure maintenance contributes significantly to engine performance and longevity. Proper installation, maintenance, and understanding of its compatibility and key features are essential for maximizing the benefits of this Cummins part.