4919966
Air Compressor Cylinder Head
Cummins®

Introduction

The Air Compressor Cylinder Head, identified by part number 4919966, is a component manufactured by Cummins, a well-established name in the automotive industry. This part is integral to the functioning of heavy-duty trucks, where efficient air compression is vital for various systems. Cummins, known for its high-quality components, ensures that this cylinder head meets the demanding requirements of heavy-duty applications ¹.

Basic Concepts

Air compressor cylinder heads are fundamental to the operation of air compressor systems in trucks. They house the valves and passages that allow air to enter and exit the cylinders, playing a role in the compression process. The efficiency of this component directly influences the performance of the air compressor, which in turn affects the overall functionality of the truck. By compressing air, the cylinder head contributes to the operation of systems such as brakes, suspensions, and other pneumatic controls ².

Purpose and Role

The 4919966 Air Compressor Cylinder Head is designed to facilitate the compression of air within the truck’s air compressor system. Its role involves sealing the cylinder during the compression stroke, ensuring that air is effectively compressed and delivered to the various systems that rely on pressurized air. This component is pivotal in maintaining the required air pressure levels for optimal truck performance ³.

Key Features

The 4919966 Air Compressor Cylinder Head is characterized by several key features that enhance its performance and durability. It is constructed from high-quality materials that can withstand the high pressures and temperatures encountered in heavy-duty applications. The design includes precision-machined valve seats and guides, which contribute to efficient air flow and compression. Additionally, the cylinder head may feature advanced cooling channels to manage heat more effectively, prolonging its service life.

Benefits

The advantages of the 4919966 Air Compressor Cylinder Head include improved efficiency in air compression, leading to better performance of truck systems that depend on pressurized air. Its reliable construction ensures consistent operation under demanding conditions. Furthermore, being a Cummins product, it offers compatibility with a range of Cummins engines, ensuring seamless integration and performance.

Troubleshooting and Maintenance

Common issues with the 4919966 Air Compressor Cylinder Head may include valve leakage, wear on valve seats, or blockages in the passages. Regular inspection and maintenance can help identify these issues early. Recommended practices include checking for proper valve operation, ensuring passages are clear, and monitoring for signs of wear or damage. Timely maintenance can prevent more significant problems and extend the component’s lifespan.

Installation and Compatibility

Proper installation of the 4919966 Air Compressor Cylinder Head is crucial for its performance and longevity. It is important to follow manufacturer guidelines for installation, ensuring that all gaskets and seals are in good condition and correctly positioned. Compatibility with different truck models and air compressor systems should be verified to ensure optimal performance and integration.

Performance Enhancements

The 4919966 Air Compressor Cylinder Head contributes to overall truck performance by improving air compression efficiency. This leads to more reliable operation of pneumatic systems, enhancing safety and functionality. The design and material quality of this component play a role in reducing maintenance needs and improving driver satisfaction through consistent performance.

Cummins Overview

Cummins Inc. has a long-standing reputation in the automotive industry for manufacturing high-quality components. Founded with a commitment to innovation and excellence, Cummins has become a trusted name in the production of engines and components for heavy-duty trucks. Their dedication to quality and performance is evident in products like the 4919966 Air Compressor Cylinder Head, which embodies their standards of durability, efficiency, and reliability.

Compatibility

The Cummins Air Compressor Cylinder Head part number 4919966 is designed to fit a variety of Cummins engines, ensuring compatibility across multiple models. Here is a detailed breakdown of the engines with which this part is compatible:

B6.7 Series

• B6.7 G CMOH6.0
• B6.7 G CM2180

ISB/ISD Series

• ISB/ISD4.5 CM2150
• ISB/ISD6.7 CM2150 SN
• ISB/ISD6.7 G CM2180

B119 Series

• B119, ISB/ISD6.7 CM2150 SN

ISBE Series

• ISBE CM2150
• ISBE CM800
• ISBE4 CM850

QSB Series

• QSB6.7 CM2250
• QSB6.7 CM850 (CM2850)
• QSB7 CM2880 B117

This part is engineered to provide a reliable and efficient fit for the specified engines, ensuring optimal performance and longevity. The compatibility across various models highlights the versatility and robustness of the Cummins Air Compressor Cylinder Head part 4919966.

Conclusion

The 4919966 Air Compressor Cylinder Head is a vital component in the operation of air compressors and compressor systems. This component is responsible for managing the flow of air and fuel into the combustion chamber, ensuring efficient and effective compression cycles. The efficient sealing of the combustion chamber is another significant role of the cylinder head. It ensures that the compressed air remains within the chamber until it is released through the exhaust valve, maximizing the compressor’s efficiency. Furthermore, the cylinder head integrates with the fuel injection system in compressors that require fuel for operation. It provides the necessary passages for fuel injectors to deliver fuel into the combustion chamber at the right time, ensuring optimal air-fuel mixture for combustion. In summary, the 4919966 Air Compressor Cylinder Head is integral to the functioning of air compressors and compressor systems. It ensures proper air and fuel management, efficient compression cycles, and effective sealing of the combustion chamber, contributing to the overall performance and reliability of the engine system.