4991649
Tur Coolant Supply Tube
Cummins®

Introduction

The Turbo Coolant Supply Tube 4991649 is a component manufactured by Cummins, a well-established name in the automotive industry, particularly known for its heavy-duty truck engines. This tube is integral to the engine’s cooling system, ensuring the turbocharger operates within optimal temperature ranges, thereby contributing to the engine’s overall efficiency and longevity ¹.

Function and Operation

The Turbo Coolant Supply Tube 4991649 operates as a conduit within the engine’s cooling system, facilitating the flow of coolant to the turbocharger. By maintaining the turbocharger at an optimal temperature, the tube helps prevent overheating, which can lead to performance degradation and potential damage. The coolant absorbs excess heat from the turbocharger, which is then circulated back into the engine’s cooling system for dissipation ².

Key Features

This Cummins part is designed with durability and efficiency in mind. Constructed from high-quality materials, it is resistant to corrosion and capable of withstanding the high pressures and temperatures inherent in heavy-duty engine environments. Its design ensures a secure fit within the engine assembly, promoting efficient coolant flow and integration with other engine components ³.

Benefits

Incorporating the Turbo Coolant Supply Tube 4991649 into an engine system offers several advantages. It contributes to improved engine performance by ensuring the turbocharger operates within its optimal temperature range. This not only enhances the engine’s efficiency but also extends the turbocharger’s lifespan. Furthermore, the tube’s robust construction and efficient design support the overall reliability and durability of the engine system.

Installation and Compatibility

Proper installation of the Turbo Coolant Supply Tube 4991649 is crucial for its effective operation. It should be installed according to the manufacturer’s guidelines to ensure compatibility with the specific engine model. Attention to detail during installation, such as correct alignment and secure fastening, is necessary to prevent leaks and ensure optimal performance.

Maintenance and Troubleshooting

Regular maintenance of the Turbo Coolant Supply Tube 4991649 is recommended to ensure its continued efficient operation. This includes periodic inspections for signs of wear, corrosion, or leaks. Common issues may include blockages within the tube or connections, which can impede coolant flow. Troubleshooting steps may involve cleaning or replacing the tube if necessary, following manufacturer recommendations for maintenance intervals and procedures.

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 automotive industry. The company’s extensive product line includes engines and components for heavy-duty trucks, among other applications, underscoring its commitment to advancing technology and performance in the sector.

Turbo Coolant Supply Tube (Part 4991649) Compatibility with Cummins Engines

The Turbo Coolant Supply Tube, identified by part number 4991649 and manufactured by Cummins, is a critical component in the cooling system of certain Cummins diesel engines. This part is designed to facilitate the flow of coolant to the turbocharger, ensuring efficient heat dissipation and optimal performance.

QSB6.7 CM2250 Engines

The Turbo Coolant Supply Tube is specifically engineered to fit seamlessly within the QSB6.7 CM2250 engine series. This engine model is known for its robust performance and reliability, making it a popular choice in various industrial and commercial applications. The part 4991649 ensures that the turbocharger operates within its optimal temperature range, thereby enhancing the engine’s longevity and efficiency.

Integration with Cummins Engines

Cummins engines are renowned for their precision engineering and durability. The Turbo Coolant Supply Tube is meticulously designed to integrate with the intricate cooling systems of Cummins engines. This integration is crucial for maintaining the turbocharger’s temperature, which in turn affects the engine’s overall performance and efficiency. The part 4991649 is crafted to meet the stringent quality standards set by Cummins, ensuring a perfect fit and reliable performance.

Role of Part 4991649 Turbo Coolant Supply Tube in Engine Systems

The 4991649 Turbo Coolant Supply Tube is an integral component in the efficient operation of turbocharged engine systems. Its primary function is to facilitate the circulation of coolant to the turbocharger, ensuring optimal thermal management.

Integration with Turbocharger

In turbocharged engines, the turbocharger operates under extreme conditions, generating significant heat. The 4991649 Tube plays a key role by supplying coolant directly to the turbocharger. This helps in maintaining the turbocharger’s temperature within safe operating limits, thereby enhancing its durability and performance. The tube is typically connected to the turbocharger’s coolant passages, allowing for effective heat dissipation.

Interaction with Plumbing System

The Turbo Coolant Supply Tube is a vital link in the engine’s plumbing system. It is designed to interface with the engine’s coolant circuit, which includes the water pump, radiator, and various coolant passages. The tube ensures a consistent flow of coolant to the turbocharger, which is essential for its efficient operation. Proper installation and maintenance of this tube are necessary to prevent leaks and ensure the coolant system’s integrity.

Overall System Contribution

By effectively integrating with both the turbocharger and the engine’s plumbing system, the 4991649 Turbo Coolant Supply Tube contributes to the overall efficiency and reliability of the engine. It aids in preventing overheating of the turbocharger, which can lead to performance issues or component failure. Additionally, it helps in maintaining the engine’s thermal balance, which is vital for consistent power output and fuel efficiency.

Conclusion

The Turbo Coolant Supply Tube 4991649 by Cummins is a critical component in the cooling system of turbocharged engines, ensuring optimal performance and longevity of the turbocharger. Its robust design, efficient operation, and seamless integration with Cummins engines highlight the importance of this part in maintaining engine efficiency and reliability.