3394620
Throttle Valve Gasket
Cummins®

The Throttle Valve Gasket, identified by part number 3394620, is a component manufactured by Cummins, a renowned leader in the production of diesel engines and related technologies. This gasket is integral to the operation of heavy-duty truck engines, ensuring efficient and reliable performance. Cummins, with its extensive history and reputation for quality, provides this component designed to meet the rigorous demands of commercial and industrial applications ¹.

Function and Operation

The Throttle Valve Gasket operates within the engine system by sealing the connection between the throttle valve and the intake manifold. This seal is vital for maintaining the proper air-fuel mixture, which is essential for optimal engine combustion. By preventing air leaks, the gasket ensures that the engine receives the correct amount of air, allowing for efficient fuel combustion and consistent engine performance ².

Purpose of the Throttle Valve Gasket

The primary role of the Throttle Valve Gasket in a truck’s engine is to contribute to engine performance and efficiency. By providing a secure seal, it helps maintain the integrity of the air-fuel mixture, which directly influences the engine’s power output and fuel consumption. This gasket ensures that the engine operates smoothly and efficiently, reducing the likelihood of performance issues related to air leaks ³.

Key Features

The Throttle Valve Gasket is characterized by several key features that enhance its functionality and durability. It is typically made from high-quality materials resistant to heat, pressure, and chemical exposure, ensuring long-lasting performance in demanding engine environments. The design of the gasket includes precise dimensions and a robust construction to ensure a perfect fit and effective sealing. Additionally, it adheres to stringent manufacturing standards set by Cummins, guaranteeing reliability and consistency in performance.

Benefits

The advantages of using the Throttle Valve Gasket include improved engine performance, enhanced fuel efficiency, and prolonged engine lifespan. By maintaining a proper seal, the gasket helps ensure that the engine operates at peak efficiency, reducing fuel consumption and emissions. Furthermore, its durable construction contributes to the overall longevity of the engine, minimizing the need for frequent replacements and repairs.

Installation and Compatibility

Proper installation of the Throttle Valve Gasket is crucial for ensuring correct fitment and function within the engine system. It should be installed according to the manufacturer’s guidelines to achieve the best sealing performance. Compatibility with specific engine models is ensured through precise engineering, allowing for seamless integration into the engine’s intake system.

Maintenance and Troubleshooting

Routine maintenance practices for the Throttle Valve Gasket include regular inspections for signs of wear, tear, or leakage. If any issues are detected, prompt replacement is recommended to prevent potential engine performance problems. Troubleshooting common issues may involve checking for proper seating of the gasket and ensuring that there are no obstructions or damage to the mating surfaces.

Common Failure Modes

Typical failure modes associated with the Throttle Valve Gasket include wear, tear, and leakage. These issues can arise from prolonged exposure to high temperatures, pressure fluctuations, or chemical contaminants. When the gasket fails, it may lead to air leaks, which can cause inefficient combustion, reduced engine performance, and increased fuel consumption.

Replacement and Upgrades

Replacing the Throttle Valve Gasket should be considered when signs of wear or failure are observed, or as part of routine engine maintenance. Upgrades may be available to enhance engine performance or address specific issues, such as using a gasket made from more durable materials or designed for higher-performance applications.

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 in the automotive industry for producing high-quality, reliable engine components. The company’s commitment to innovation, quality, and customer satisfaction ensures that its products, including the Throttle Valve Gasket, meet the highest standards of performance and durability.

Throttle Valve Gasket Fitment for Cummins Engines

The Throttle Valve Gasket part number 3394620, manufactured by Cummins, is designed to fit seamlessly with several of their engine models. This gasket plays a role in ensuring the proper sealing of the throttle valve, which is essential for maintaining engine efficiency and performance.

G855 and KTA19GC Engines

The Throttle Valve Gasket part number 3394620 is specifically engineered to fit the G855 and KTA19GC engines. These engines are known for their robust construction and are often used in heavy-duty applications. The gasket ensures a tight seal between the throttle valve and its housing, preventing any air leaks that could compromise engine performance.

N14 G Engine

Similarly, the N14 G engine also benefits from the use of the Throttle Valve Gasket part number 3394620. This engine is another heavy-duty model, frequently utilized in various industrial applications. The gasket’s precise fit and high-quality material ensure that the throttle valve operates smoothly, contributing to the overall reliability and longevity of the engine.

By providing a secure seal, the Throttle Valve Gasket part number 3394620 helps maintain the integrity of the engine’s air intake system, ensuring optimal performance across these various engine models.

Role of Part 3394620 Throttle Valve Gasket in Engine Systems

The Throttle Valve Gasket, identified by part number 3394620, is a component in the orchestration of various engine systems. Its primary function is to ensure a secure and leak-proof seal between the Throttle Valve and its mounting. This gasket is integral in maintaining the integrity of the air flow system within the engine.

In conjunction with the Air Crossover Mounting and Connection, the Throttle Valve Gasket helps in directing the airflow efficiently from the air crossover to the throttle valve. This ensures that the air mixture entering the engine is consistent and free from leaks, which is vital for optimal engine performance.

The Governor system, often electronic in modern engines, relies on precise air flow measurements to regulate engine speed. The Throttle Valve Gasket plays a supporting role here by preventing any unauthorized air leaks that could throw off these measurements, thereby ensuring the governor functions accurately.

During an Overhaul, the Throttle Valve Gasket is typically replaced as part of the Upper Engine Gasket Set. This is a preventive measure to maintain the engine’s efficiency and longevity. The gasket’s condition is assessed for wear and tear, and it is replaced if necessary to ensure that the throttle valve continues to operate within specified parameters.

The gasket also interacts with the Throttle Valve Mounting, providing a stable and sealed environment for the throttle valve to operate. This is particularly important during dynamic engine conditions where vibrations and thermal expansions could otherwise lead to gasket failure.

In summary, the Throttle Valve Gasket (part 3394620) is a component in the efficient operation of various engine components, from air flow management to electronic governance systems. Its role in sealing and stabilizing the throttle valve is indispensable for the overall performance and reliability of the engine system.

Conclusion

The Throttle Valve Gasket part number 3394620 is a critical component in the efficient operation of heavy-duty truck engines. Its role in sealing the connection between the throttle valve and the intake manifold ensures optimal engine performance and efficiency. Regular maintenance and timely replacement of this Cummins part are essential to prevent performance issues and ensure the longevity of the engine.