4937741
Turbocharger Oil Drain Connection
Cummins®

The Turbocharger Oil Drain Connection (Part #4937741) is a component manufactured by Cummins, designed for use in heavy-duty truck engines. This article provides an overview of the Turbocharger Oil Drain Connection, its function, key features, benefits, and maintenance suggestions.

Basic Concepts

A turbocharger is a device that increases an engine’s efficiency and power output by forcing extra air into the combustion chamber. The Turbocharger Oil Drain Connection is a part of the lubrication system within the turbocharger, allowing for the drainage of oil used to lubricate the turbocharger’s moving parts ¹.

Function and Role

The Turbocharger Oil Drain Connection plays a role in the turbocharger’s lubrication system by providing a means to drain oil that has been used to lubricate the turbocharger’s bearings and other moving components. Proper drainage ensures that old oil is removed, allowing fresh oil to circulate and maintain optimal lubrication ².

Key Features

• Designed for compatibility with specific Cummins turbochargers.
• Constructed from durable materials to withstand high temperatures and pressures.
• Engineered to provide a secure and leak-free connection for oil drainage.
• Easy to install and remove for routine maintenance.

Benefits

• Ensures proper lubrication of turbocharger components, enhancing performance and longevity.
• Facilitates routine maintenance by allowing for easy oil changes.
• Helps prevent oil contamination and buildup, which can lead to turbocharger failure.
• Contributes to overall engine efficiency and reliability ³.

Troubleshooting and Maintenance

Regular inspection of the Turbocharger Oil Drain Connection is recommended to ensure it remains in good condition and functions properly. Signs of wear, corrosion, or leaks should be addressed promptly to prevent oil drainage issues. Following the manufacturer’s maintenance schedule for oil changes and turbocharger servicing is important to maintain optimal performance ⁴.

Compatibility with Cummins Engines

The Turbocharger Oil Drain Connection (Part 4937741) is compatible with several Cummins engines, including the ISB CM2150, ISB6.7 CM2250, and ISB6.7 CM2350 B101. This compatibility ensures that the part can be used across different engine models, simplifying maintenance and repair processes ⁵.

Integration with Turbocharger and Engine Systems

This part is strategically positioned within the turbocharger to allow for the periodic removal of oil that has been used to lubricate the turbocharger’s bearings and other moving parts. It is integrated into the turbocharger’s plumbing system, providing a dedicated pathway for used oil to be expelled. This connection is usually integrated into the broader plumbing network, which includes oil supply lines, return lines, and filtration components ⁶.

Conclusion

The Turbocharger Oil Drain Connection (Part 4937741) is a specialized component that enhances the reliability and efficiency of turbocharger systems. Its proper integration with turbocharger and engine plumbing ensures that the lubrication system functions seamlessly, contributing to the overall performance and longevity of the engine.