4939647
Water Inlet Tube
Cummins®

The Water Inlet Tube 4939647, manufactured by Cummins, is a component integral to the cooling systems of heavy-duty trucks. Cummins, a well-established name in the automotive industry, is renowned for its high-quality engine components and systems. This part is designed to facilitate efficient coolant flow within the engine cooling system, contributing to the overall performance and longevity of the truck’s engine.

Basic Concepts and Functionality

Water inlet tubes are fundamental components in cooling systems, designed to direct coolant from the radiator to the engine. The coolant, a mixture of water and antifreeze, plays a vital role in maintaining the engine’s operating temperature within a specified range. By circulating through the engine block and cylinder heads, the coolant absorbs excess heat, which is then dissipated through the radiator. The Water Inlet Tube ensures a consistent and regulated flow of coolant, which is crucial for the engine’s thermal management ¹.

Purpose of the Water Inlet Tube 4939647

This Cummins part is specifically engineered to direct coolant flow into the engine’s water jacket. This tube ensures that coolant is evenly distributed throughout the engine, providing uniform cooling to critical components such as the cylinder heads and engine block. Proper coolant distribution is vital for preventing hotspots and ensuring optimal engine performance and durability.

Key Features

The Water Inlet Tube 4939647 is constructed with several features that enhance its performance and durability. It is made from high-quality materials resistant to corrosion and high temperatures, ensuring longevity in demanding environments. The tube features precise connection points that ensure a secure fit and prevent leaks. Additionally, its design includes smooth internal passages to minimize flow resistance, enhancing coolant circulation efficiency.

Benefits

This part offers several advantages. Improved coolant flow ensures more effective heat dissipation, which helps maintain the engine’s optimal operating temperature. This consistent cooling protects the engine from overheating, reducing the risk of damage and extending its lifespan. Furthermore, the efficient design of the tube contributes to the overall efficiency of the cooling system, ensuring that the engine operates smoothly under various conditions.

Installation and Compatibility

Proper installation of the Water Inlet Tube 4939647 is crucial for its effective function. It should be installed according to the manufacturer’s guidelines to ensure a secure and leak-free connection. Compatibility with various truck models and engine types is an important consideration, ensuring that the tube fits correctly and functions as intended within the specific cooling system it is designed for.

Maintenance and Troubleshooting

Routine maintenance of the Water Inlet Tube 4939647 is important for its longevity and optimal performance. Regular inspections for signs of wear, corrosion, or leaks are recommended. If any issues are detected, prompt repairs or replacements should be carried out to prevent coolant system failures. Common issues may include blockages or leaks, which can be addressed by cleaning the tube or replacing damaged sections.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a rich history dating back to 1919, Cummins has established a strong reputation for innovation, quality, and reliability in the automotive industry. The company’s product range includes a variety of engine and component solutions for heavy-duty trucks, among other applications. Cummins is recognized for its commitment to excellence and its contributions to advancing engine technology and performance.

Water Inlet Tube 4939647 Compatibility with Cummins Engines

This part is a critical component designed to ensure efficient coolant flow within the engine system. It is compatible with several Cummins engine models, each of which has distinct features and applications. Here is a detailed overview of the engines with which this part is compatible:

B6.7 G CMOH6.0 B125

The B6.7 G CMOH6.0 B125 engine is part of the Cummins B Series, known for its robust performance and reliability. The Water Inlet Tube 4939647 fits seamlessly into this engine model, ensuring optimal coolant circulation and maintaining engine temperature within safe operating limits.

ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISBE CM2150

The ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, and ISBE CM2150 engines are part of the Cummins M Series, which is widely used in various heavy-duty applications. The Water Inlet Tube 4939647 is engineered to fit these engines, providing a reliable solution for coolant management. This compatibility ensures that these engines maintain their efficiency and longevity.

ISBE4 CM850

The ISBE4 CM850 engine is another variant in the Cummins lineup, designed for high-performance applications. The Water Inlet Tube 4939647 is specifically designed to integrate with this engine, ensuring that the coolant flow is maintained at optimal levels, which is crucial for the engine’s performance and durability.

By ensuring that the Water Inlet Tube 4939647 is compatible with these Cummins engine models, users can be confident in the part’s ability to maintain the integrity of their engine’s cooling system. This compatibility is crucial for maintaining engine performance and preventing overheating, which can lead to costly repairs and downtime.

Role of Part 4939647 Water Inlet Tube in Engine Systems

This part is an essential component in the cooling system of various engine setups. Its primary function is to facilitate the flow of coolant from the water pump to the engine block. This ensures that the engine maintains optimal operating temperatures, preventing overheating and potential damage.

Integration with Key Components

• Water Pump Connection: The Water Inlet Tube connects directly to the water pump, which is responsible for circulating coolant throughout the engine system. This connection is vital for maintaining a consistent flow of coolant, which is necessary for effective heat dissipation.

• Engine Block Interface: Once connected to the water pump, the tube directs coolant into the engine block. This is where the coolant absorbs heat generated by the combustion process. The efficient transfer of coolant is essential for the engine’s thermal management.

• Thermostat Housing Link: In many engine designs, the Water Inlet Tube also connects to the thermostat housing. This connection allows for regulated coolant flow, ensuring that the engine reaches its optimal operating temperature quickly and maintains it under varying conditions.

• Radiator Connection: Although the primary role of the Water Inlet Tube is to direct coolant into the engine block, it also plays a part in the return path to the radiator. This ensures a continuous cycle of coolant flow, which is critical for sustained engine cooling.

In summary, the Water Inlet Tube 4939647 is a key element in the engine’s cooling system, ensuring that coolant is efficiently distributed to and from the engine block, thermostat housing, and radiator. This component’s reliable performance is fundamental to the overall health and efficiency of the engine.

Conclusion

The Water Inlet Tube 4939647 is a critical component in the cooling systems of heavy-duty trucks, ensuring efficient coolant flow and maintaining optimal engine temperatures. Its compatibility with various Cummins engine models underscores its importance in engine thermal management. Proper installation, maintenance, and understanding of its role within the engine system are essential for ensuring the longevity and performance of the engine.