3919858
Aftercooler Bracket
Cummins®

The Cummins Aftercooler Bracket, part number 3919858, is a component designed to support the aftercooler within the cooling system of heavy-duty trucks. Its purpose is to securely hold the aftercooler in place, ensuring efficient operation of the cooling system. Cummins, a well-established manufacturer in the heavy-duty truck industry, produces this bracket as part of its comprehensive range of engine components and systems.

Function and Operation

The Aftercooler Bracket 3919858 operates by providing a stable mounting point for the aftercooler. The aftercooling process involves cooling the compressed air from the turbocharger before it enters the engine’s combustion chambers. This cooling enhances air density, which in turn improves engine efficiency and power output. The bracket plays a role in this system by ensuring the aftercooler remains firmly positioned, allowing for optimal airflow and cooling performance ¹.

Key Features

This Cummins part is constructed from high-strength materials, ensuring durability under the demanding conditions of heavy-duty truck operation. Its design includes precise mounting points and robust construction to withstand vibrations and thermal stresses. Additionally, the bracket features corrosion-resistant coatings, enhancing its longevity in various operating environments ².

Benefits

The use of the Aftercooler Bracket 3919858 contributes to improved engine efficiency by ensuring the aftercooler operates within optimal parameters. Its durable construction enhances the overall reliability of the cooling system, reducing the likelihood of failures. Furthermore, the bracket’s secure mounting helps maintain consistent performance of the aftercooler, contributing to the engine’s longevity and efficiency ³.

Installation

When installing the Aftercooler Bracket 3919858, it is important to follow specific guidelines to ensure proper fitment and function. Preparatory steps include cleaning the mounting area and inspecting the bracket for any damage. Required tools may include torque wrenches and socket sets. The installation sequence typically involves positioning the bracket, securing it with fasteners, and verifying that it is level and firmly attached.

Maintenance and Troubleshooting

Routine maintenance of the Aftercooler Bracket 3919858 involves inspecting it for signs of wear or damage, ensuring that all fasteners remain tight, and checking for any corrosion. Common issues may include loose mounting, which can be addressed by re-tightening the fasteners, or corrosion, which may require cleaning and reapplication of protective coatings.

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 strong reputation for quality and innovation in the heavy-duty truck industry. Its product range includes a variety of engine components and systems designed to enhance performance, efficiency, and reliability in demanding applications.

Cummins Aftercooler Bracket 3919858 Compatibility

The Cummins Aftercooler Bracket part number 3919858 is designed to fit seamlessly with a variety of engine models, ensuring optimal performance and reliability. This bracket is a component in the installation and operation of the aftercooler system, which plays a role in enhancing engine efficiency and performance.

Engine Compatibility

• 6B5.9 Series
  • The 3919858 Aftercooler Bracket is specifically engineered to fit the 6B5.9 engines. This engine series is known for its robust design and high performance, making it a popular choice in various industrial and commercial applications. The bracket’s precise fit ensures that the aftercooler is securely mounted, allowing for efficient heat exchange and improved air intake.

Installation and Functionality

The installation of the Cummins Aftercooler Bracket 3919858 is straightforward and designed to integrate smoothly with the engine’s existing components. This bracket provides the necessary support for the aftercooler, ensuring that it remains in the correct position during operation. Proper installation of this bracket is important for maintaining the integrity of the aftercooling system, which in turn helps to enhance the engine’s overall performance and longevity.

Importance of the Aftercooler Bracket

The aftercooler bracket is a part of the engine’s cooling system. It ensures that the aftercooler is properly aligned and secured, which is important for effective heat exchange. This process helps to cool the compressed air before it enters the engine, resulting in improved efficiency and reduced engine temperatures. The 3919858 Aftercooler Bracket is designed to withstand the rigors of continuous operation, providing long-lasting support and reliability.

Application in Various Engines

While the primary focus here is on the 6B5.9 series, it is important to note that the Cummins Aftercooler Bracket 3919858 is also compatible with other engine models within the Cummins lineup. This versatility makes it a valuable component for technicians and engineers working with a range of Cummins engines, ensuring that they can rely on a consistent and reliable part for their installations and repairs.

By ensuring that the aftercooler is securely mounted, the 3919858 Aftercooler Bracket contributes to the overall efficiency and performance of the engine, making it a part of the engine’s cooling system.

Role of Part 3919858 Aftercooler Bracket in Engine Systems

The Aftercooler Bracket (Part 3919858) serves as a component in the arrangement of various engine systems, particularly when integrating an aftercooler into the setup. This bracket is instrumental in securing the aftercooler to the engine, ensuring a stable and efficient operation of the cooling system.

When installing an Aftercooler Conversion Kit, the aftercooler bracket plays a role. It provides the necessary mounting points to attach the aftercooler to the engine block or other structural components. This secure attachment is important for maintaining the integrity of the aftercooler’s position, especially under the dynamic conditions of engine operation.

In turbocharged engine systems, the placement of the turbocharger is a consideration. The aftercooler bracket facilitates the optimal positioning of the aftercooler in relation to the turbocharger. This is important because the aftercooler needs to be situated in a way that allows it to effectively cool the compressed air from the turbocharger before it enters the engine’s combustion chambers. Proper placement ensures that the air charge is at the desired temperature, which can enhance engine performance and efficiency.

Furthermore, the aftercooler bracket contributes to the overall stability of the engine’s air induction system. By securely holding the aftercooler in place, it prevents any unwanted movement or vibration that could lead to leaks or reduced efficiency in the air cooling process. This stability is particularly important in high-performance or high-stress engine applications where precision and reliability are paramount.

In summary, the aftercooler bracket (Part 3919858) is a component in the successful integration and operation of aftercoolers within engine systems. Its role in securing the aftercooler, facilitating proper turbocharger location, and ensuring system stability underscores its importance in both standard and performance engine setups.

Conclusion

The Cummins Aftercooler Bracket 3919858 is a critical component in the cooling systems of heavy-duty trucks, ensuring the efficient operation of the aftercooler. Its robust design, compatibility with various engine models, and role in enhancing engine performance and reliability make it an indispensable part for technicians and engineers in the heavy-duty truck industry.