3379512
nt5 1/2 Bore 855 ser. pr
Cummins®

The Cummins nt5 1/2 Bore 855 ser. pr, identified by part number 3379512, is a component designed for use in heavy-duty truck engines. This part is integral to the operation of the fuel injection system, contributing to the overall efficiency and performance of the engine. Its role is significant in ensuring that the engine operates smoothly and efficiently under various conditions.

Component Description

This Cummins part is engineered with precision to meet the demanding requirements of heavy-duty applications. It is constructed from high-quality materials that ensure durability and reliability. The design of this component incorporates advanced engineering principles to enhance its functionality within the engine system. The materials used in its construction are selected for their ability to withstand the high pressures and temperatures encountered in diesel engines ¹.

Function and Operation

Within the engine, this part operates as part of the fuel injection system. It plays a role in regulating the fuel delivery to the engine cylinders, which is crucial for combustion efficiency. The part ensures that fuel is injected at the precise moment and in the correct quantity, contributing to the engine’s performance and fuel economy. Its operation is synchronized with the engine’s timing to optimize fuel injection ².

Key Features

This Cummins part is characterized by several key features that enhance its performance and reliability. These include precision engineering that ensures accurate fuel delivery, durability that allows it to withstand the rigors of heavy-duty use, and compatibility with specific Cummins engine models. These features make it a valuable component for maintaining engine efficiency and performance.

Benefits

The use of this Cummins part in heavy-duty truck engines offers several advantages. It contributes to improved fuel efficiency by ensuring precise fuel delivery. Enhanced engine performance is another benefit, as the part helps maintain optimal combustion conditions. Additionally, the reliability of this component ensures that the engine operates consistently, reducing the likelihood of unexpected failures.

Installation and Maintenance

Proper installation of this Cummins part is crucial for ensuring its optimal performance and longevity. It should be installed according to the manufacturer’s guidelines to ensure it functions correctly within the engine system. Regular maintenance, including inspection and cleaning, is recommended to keep the component in good working condition. Following these procedures helps maintain the engine’s efficiency and reliability ³.

Troubleshooting

Common issues associated with this Cummins part may include fuel delivery problems or engine performance issues. Diagnostic procedures should be followed to identify the root cause of any problems. Troubleshooting tips may involve checking for proper installation, ensuring compatibility with the engine model, and performing regular maintenance to prevent issues.

Manufacturer Information

Cummins Inc. is a leading manufacturer in the diesel engine industry, known for its commitment to quality and innovation. The company has a long history of producing reliable and efficient engine components, including the nt5 1/2 Bore 855 ser. pr. Cummins’ reputation in the industry is built on its dedication to advancing diesel engine technology and providing customers with products that meet their needs for performance, durability, and efficiency.

Role of Part 3379512 in Engine Systems

Part 3379512 is integral to the efficient operation of various engine systems. Its primary function is to facilitate the precise control of fuel delivery, ensuring optimal combustion and performance. Here’s how it interacts with different components:

Fuel Injection System

This part plays a significant role in the fuel injection system by regulating the amount of fuel that is delivered to the engine cylinders. It ensures that the fuel is atomized properly, leading to more efficient combustion and reduced emissions.

Engine Control Unit (ECU)

The part communicates with the ECU, providing essential data on fuel delivery and engine performance. This interaction allows the ECU to make real-time adjustments to fuel injection timing and quantity, enhancing overall engine efficiency and responsiveness.

Throttle Body

In conjunction with the throttle body, part 3379512 helps manage air-fuel mixture ratios. It ensures that the correct amount of fuel is delivered in response to the airflow, which is critical for maintaining engine performance under varying load conditions.

Exhaust Gas Recirculation (EGR) System

The part also contributes to the EGR system by helping to regulate the recirculation of exhaust gases. This process reduces nitrogen oxides (NOx) emissions, contributing to a cleaner and more environmentally friendly engine operation.

Oxygen Sensor Feedback Loop

Part 3379512 is involved in the feedback loop with the oxygen sensors. It uses the data from these sensors to fine-tune the air-fuel mixture, ensuring that the engine operates within optimal parameters for both performance and emissions control.

Idle Air Control (IAC) Valve

During idle conditions, this part works with the IAC valve to maintain a stable engine RPM. It adjusts the fuel delivery to compensate for changes in engine load and temperature, ensuring smooth idle operation.

Turbocharger (if applicable)

In turbocharged engines, part 3379512 helps manage the increased air pressure from the turbocharger. It ensures that the fuel delivery is appropriately scaled to match the higher airflow, preventing issues like detonation and ensuring consistent power output.

Aftertreatment Systems

Finally, this part aids in the efficiency of aftertreatment systems such as catalytic converters and diesel particulate filters (DPF). By ensuring optimal fuel combustion, it reduces the load on these systems, prolonging their lifespan and enhancing their effectiveness.

Conclusion

In summary, part 3379512 is a key component in the orchestration of various engine systems, contributing to improved performance, efficiency, and emissions control.