3519783
Turbocharger Heat Shield
Cummins®

Introduction

The Cummins 3519783 Turbocharger Heat Shield is a component designed to enhance the operation of heavy-duty trucks by managing the heat generated by the turbocharger. This part plays a role in maintaining engine efficiency and protecting surrounding components from excessive heat.

Basic Concepts of Turbocharger Heat Shields

A turbocharger heat shield is a protective barrier that helps manage the high temperatures produced by the turbocharger during engine operation. It functions by reflecting and dissipating heat away from sensitive engine components, thereby contributing to the overall efficiency and reliability of the engine system ¹. Effective heat management in turbocharged engines is vital for maintaining optimal performance and longevity.

Purpose of the Cummins 3519783 Turbocharger Heat Shield

The Cummins 3519783 Turbocharger Heat Shield is specifically designed to address the heat management needs of heavy-duty truck engines. It plays a role in protecting nearby components from the intense heat generated by the turbocharger, which can otherwise lead to performance issues or damage. By maintaining a controlled thermal environment, this heat shield contributes to enhanced engine efficiency and durability ².

Key Features

The Cummins 3519783 Turbocharger Heat Shield boasts several key features that make it effective in its role. It is constructed from high-quality materials that offer excellent heat resistance and durability. The design includes precise contours and mounting points to ensure a secure fit and optimal heat deflection. Additionally, the heat shield may incorporate unique characteristics such as a reflective coating to maximize heat dissipation.

Benefits of Using the Cummins 3519783 Turbocharger Heat Shield

Installing the Cummins 3519783 Turbocharger Heat Shield offers several advantages. It helps improve engine performance by ensuring that critical components operate within their optimal temperature ranges. This can lead to increased engine longevity and reliability. Furthermore, the heat shield enhances safety by reducing the risk of heat-related damage to surrounding parts, thereby contributing to overall vehicle safety.

Installation Considerations

Proper installation of the Cummins 3519783 Turbocharger Heat Shield is important for ensuring its effectiveness. It is recommended to follow the manufacturer’s guidelines for installation, which may include specific prerequisites or the use of special tools. Ensuring a secure and correct fit will help maximize the heat shield’s performance and protect the engine system as intended.

Maintenance and Troubleshooting

Regular maintenance of the Cummins 3519783 Turbocharger Heat Shield is important to ensure its continued effectiveness. This may involve periodic inspections for signs of wear or damage, and cleaning to remove any buildup that could impede heat dissipation. Common issues may include loosening of the heat shield or damage from extreme heat, which can often be addressed through re-securing or replacement as necessary.

Compatibility and Application

The Cummins 3519783 Turbocharger Heat Shield is designed for use with specific types of engines and truck models. It is important to verify compatibility to ensure optimal performance and protection. Application notes may provide additional guidance on installation and usage within the intended vehicle systems.

Cummins Corporation Overview

Cummins Inc. is a leading manufacturer in the automotive and heavy-duty truck industry, with a history of innovation and quality in manufacturing automotive components. The company is committed to delivering reliable and high-performance parts that meet the demanding requirements of modern engines. Cummins’ dedication to excellence is evident in their range of products, including the Cummins 3519783 Turbocharger Heat Shield ³.

Turbocharger Heat Shield Compatibility with Cummins Engines

The turbocharger heat shield part number 3519783, manufactured by Cummins, is designed to fit a variety of Cummins engines. This heat shield plays a role in protecting the turbocharger and surrounding components from excessive heat, thereby enhancing engine performance and longevity.

K-Series Engines

The turbocharger heat shield is compatible with the following K-Series engines:

• K19
• K38
• K50

These engines benefit from the heat shield’s ability to maintain optimal operating temperatures, ensuring efficient turbocharger operation and reducing thermal stress on engine components.

QSK Engines

The heat shield is also suitable for several QSK engines, which include:

• QSK19 CM500
• QSK19 CM850 MCRS
• QSK38 CM850 MCRS
• QSK50 CM2150 MCRS
• QSK60 CM500
• QSK60 CM850 MCRS
• QSK78 CM500
• QSK95 CM2350 K111

These engines, which are part of the QSK series, are designed for heavy-duty applications and benefit significantly from the heat shield’s protective features. The heat shield helps to manage the intense heat generated by these powerful engines, ensuring they run smoothly and efficiently.

QST Engine

The turbocharger heat shield is also compatible with the:

• QST30 CM552

This engine, part of the QST series, is designed for high-performance applications and requires effective heat management to maintain peak performance levels.

V-Series Engine

Lastly, the heat shield fits the:

• V903

This V-Series engine is known for its durability and efficiency, and the heat shield helps to maintain these qualities by protecting the turbocharger from excessive heat.

By ensuring that the turbocharger and related components operate within safe temperature ranges, the heat shield part number 3519783 enhances the overall reliability and performance of these Cummins engines.

Role of Part 3519783 Turbocharger Heat Shield in Engine Systems

The part 3519783 Turbocharger Heat Shield is a component in the integration and operation of various engine systems, particularly those involving turbochargers. Its primary function is to manage and mitigate the extreme temperatures generated by turbochargers, ensuring the longevity and efficiency of surrounding components.

Integration with Turbocharger Systems

When installed, the Turbocharger Heat Shield works in conjunction with the turbocharger core and turbocharger heat exchanger to prevent heat transfer to adjacent parts. This is particularly important in high-performance engines where the aftermarket turbocharger may operate at elevated temperatures. The shield helps maintain the integrity of the turbocharger kit and associated performance parts.

Interaction with Aftercooler Systems

In systems equipped with an aftercooler core and aftercooler plumbing, the Turbocharger Heat Shield plays a supportive role. By reducing the heat impact on the aftercooler, it assists in maintaining optimal charge air temperatures. This ensures that the injectors receive air at the correct temperature, which is vital for combustion efficiency and engine performance.

Compatibility with Various Turbocharger Models

The heat shield is designed to be compatible with a range of turbocharger models, including the TA Luft Turbocharger, Turbo T18A KV12, and Turbo T18A KV16. Its application extends to the HX80 Turbocharger and Heat80 Turbocharger, where it helps in preserving the structural integrity of the core assembly and core assembly heat exchanger.

Support for Engine Core Components

In engine assemblies featuring a camshaft and gear, the Turbocharger Heat Shield indirectly supports these components by ensuring that the overall engine bay temperature remains within safe limits. This is particularly beneficial in high-stress environments where the assembly core and core assembly heat exchanger are exposed to significant thermal loads.

Enhancing Turbocharger Kits

For engines utilizing comprehensive turbocharger kits such as the Turbocharger T18-A Kit, the heat shield is a vital component. It enhances the kit’s performance by protecting sensitive parts from thermal degradation, thereby contributing to the kit’s overall effectiveness and durability.

Application in High-Performance Engines

In high-performance engines, where components like the HC5A Turbocharger are used, the Turbocharger Heat Shield is indispensable. It ensures that the extreme temperatures generated do not adversely affect the turbocharger core or other critical components, thereby maintaining the engine’s performance and reliability.

Conclusion

The Cummins 3519783 Turbocharger Heat Shield is a versatile and essential component in various engine systems, particularly those involving turbochargers. Its role in managing heat and protecting adjacent components is fundamental to the efficient and reliable operation of modern engines.