4063086
Exhaust Valve
Cummins®

Introduction

The Cummins Exhaust Valve 4063086 is a component designed for use in commercial trucks. It plays a significant role in the engine’s operation by facilitating the expulsion of exhaust gases from the combustion chamber. This valve contributes to the engine’s efficiency, performance, and longevity.

Basic Concepts of Exhaust Valves

An exhaust valve is a component found in internal combustion engines. Its primary function is to release exhaust gases produced during the combustion process. When the piston reaches the end of its compression stroke, the exhaust valve opens, allowing these gases to exit the cylinder and be expelled through the exhaust system. This action is essential for the engine’s operation as it clears the cylinder for the next intake stroke, ensuring a continuous and efficient combustion cycle ¹.

Role of the Exhaust Valve in Truck Operation

This Cummins part plays a role in the operation of a truck by managing the release of exhaust gases from the engine’s cylinders. It opens at a precise moment in the engine cycle, allowing spent gases to exit the combustion chamber. Efficient operation of the exhaust valve is integral to maintaining engine performance, as it ensures that the cylinder is clear for the next intake of air and fuel. This contributes to the overall efficiency and power output of the truck’s engine ².

Key Features of the Cummins Exhaust Valve 4063086

The Cummins Exhaust Valve 4063086 is characterized by its specific design and material properties that enhance its performance and durability. Crafted from high-quality materials, this valve is designed to withstand the high temperatures and pressures within the engine. Its precise engineering ensures optimal sealing and efficient gas flow, contributing to the engine’s performance and longevity.

Benefits of Using the Cummins Exhaust Valve 4063086

The use of this part offers several advantages. It contributes to improved engine efficiency by ensuring a clean and timely release of exhaust gases. This valve’s durable construction and precise operation enhance the engine’s reliability and longevity. Additionally, its efficient design helps in reducing emissions, aligning with environmental standards ³.

Troubleshooting Common Issues with Exhaust Valves

Common issues with exhaust valves can include sticking, burning, or leaking. Symptoms of these problems may include engine misfires, reduced power, or unusual noises. Addressing these issues typically involves inspecting the valve for damage, cleaning or replacing the valve seals, and ensuring proper valve timing. Regular maintenance and timely repairs can prevent more severe engine damage ⁴.

Maintenance Tips for Exhaust Valves

To ensure the longevity and optimal performance of the 4063086 Exhaust Valve, regular maintenance is recommended. This includes periodic inspections for wear or damage, cleaning the valve and its seating area to prevent carbon buildup, and ensuring proper valve clearance. Adhering to the manufacturer’s maintenance schedule and using high-quality engine oil can also contribute to the valve’s durability and efficiency.

The Manufacturer - Cummins

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 reputation for quality and innovation in the commercial truck industry. Their product range includes a variety of engines and components designed to meet the demanding requirements of commercial and industrial applications.

Compatibility with Various Engine Models

The Exhaust Valve part number 4063086, manufactured by Cummins, is compatible with several engine models, ensuring efficient engine performance and longevity.

G855 and G855 CM558 Engines

For the G855 and G855 CM558 engines, the Exhaust Valve part 4063086 is designed to fit seamlessly into the engine’s architecture. These engines are known for their robust design and high performance, and the exhaust valve plays a pivotal role in maintaining their operational efficiency. The valve’s precise fit and durability help in managing the high-pressure exhaust gases, contributing to the engine’s overall reliability and efficiency.

N14 G Engines

The N14 G engines also benefit from the Exhaust Valve part 4063086. This engine model is renowned for its durability and power, often used in heavy-duty applications. The exhaust valve’s compatibility with the N14 G engine ensures that it can handle the rigorous demands of these applications, providing consistent performance and reducing the likelihood of engine failure. The valve’s design is optimized to withstand the intense conditions within the engine, ensuring long-term reliability and efficiency.

Role of Part 4063086 Exhaust Valve in Engine Systems

The Exhaust Valve, identified by part number 4063086, is a component in the orchestration of an engine’s operation. It is strategically positioned within the cylinder head, where it performs the vital function of releasing exhaust gases from the combustion chamber after the power stroke.

The valve’s operation is synchronized with the camshaft, which, through a series of mechanical linkages, including the crosshead, dictates the precise timing of the valve’s opening and closing. This timing is paramount for the engine’s efficiency and performance, as it ensures that the exhaust gases are expelled at the correct moment in the engine cycle.

The Exhaust Valve’s interaction with the cylinder head is also significant. The cylinder head houses not only the Exhaust Valve but also the intake valve, and together, they control the flow of both air and fuel into the cylinder and the expulsion of exhaust gases. The design and condition of the Exhaust Valve, therefore, have a direct impact on the engine’s overall performance, influencing factors such as power output, fuel efficiency, and emissions.

Conclusion

In summary, the Exhaust Valve part 4063086 is a key player in the engine’s complex system, working in concert with the camshaft, crosshead, and cylinder head to maintain the engine’s operational integrity and performance.