4077630
Fuel Distributor Sleeve
Cummins®

The Fuel Distributor Sleeve Assembly (Part #4077630) by Cummins is a vital component in the fuel system of heavy-duty truck engines. Manufactured by Cummins Inc., a leader in the automotive industry known for its commitment to innovation, quality, and customer satisfaction, this assembly plays a significant role in ensuring the efficient operation of diesel engines ¹.

Purpose and Function

The Fuel Distributor Sleeve Assembly is designed to facilitate the distribution of fuel to the injectors within the fuel system of heavy-duty trucks. It ensures that fuel is evenly distributed to each injector, which is crucial for maintaining consistent engine performance. By providing a precise and reliable pathway for fuel, this assembly helps in optimizing the combustion process, thereby contributing to the overall efficiency and power output of the engine ².

Key Features

The Fuel Distributor Sleeve Assembly is characterized by its robust design and the use of high-quality materials. It is engineered to withstand the high pressures and temperatures typical of diesel fuel systems. The assembly features precision-machined components that ensure a tight fit and reliable operation. Additionally, it incorporates advanced sealing technologies to prevent fuel leaks, enhancing both safety and performance. These features collectively contribute to the durability and effectiveness of the assembly ³.

Benefits

The advantages of the Fuel Distributor Sleeve Assembly include improved fuel distribution, which leads to more efficient combustion and enhanced engine performance. By ensuring that each injector receives the correct amount of fuel, the assembly helps in reducing fuel consumption and emissions. Furthermore, its reliable operation contributes to the longevity of the engine, offering cost savings in terms of maintenance and operational efficiency.

Installation and Compatibility

Proper installation of the Fuel Distributor Sleeve Assembly is crucial for its effective functioning. It is important to follow manufacturer guidelines to ensure that the assembly is correctly fitted within the fuel system. Compatibility with various Cummins engine models is a key consideration, as the assembly is designed to integrate seamlessly with these engines. Additionally, it is compatible with a range of other truck makes and models, making it a versatile component for fleet operators.

Maintenance and Troubleshooting

Routine maintenance of the Fuel Distributor Sleeve Assembly is important to ensure its longevity and optimal performance. Regular inspections for signs of wear or damage, and timely replacement of worn components, are recommended practices. Common issues that may arise include fuel leaks or inconsistent fuel distribution, which can often be traced back to worn seals or improper installation. Addressing these issues promptly can prevent more significant problems and ensure the continued efficient operation of the fuel system.

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 reputation for innovation, quality, and customer satisfaction. The company offers a wide range of products, including diesel and natural gas engines, as well as related technologies. Cummins’ commitment to advancing the industries it serves is evident in its continuous investment in research and development, ensuring that its products meet the evolving needs of customers worldwide.

Fuel Distributor Sleeve Assembly 4077630 Compatibility

The Cummins Fuel Distributor Sleeve Assembly part number 4077630 is a critical component in the fuel system of certain Cummins engines. This part is designed to ensure the proper distribution of fuel within the engine, maintaining optimal performance and efficiency. Here is a detailed look at its compatibility with various Cummins engines:

QSK19G and QSK60G Engines

The QSK19G and QSK60G engines are part of Cummins’ QSK series, which are known for their reliability and power. The Fuel Distributor Sleeve Assembly 4077630 fits seamlessly into these engines, ensuring that the fuel is distributed evenly across the cylinders. This is crucial for maintaining the balance and performance of these high-output engines.

QSK60 G CM2358 K110 Engine

The QSK60 G CM2358 K110 engine is a variant of the QSK60G, featuring additional specifications and configurations. The Fuel Distributor Sleeve Assembly 4077630 is engineered to meet the specific requirements of this engine, ensuring that it operates smoothly and efficiently. This part is essential for the proper functioning of the fuel system in this particular engine model.

QSV81G Engine

The QSV81G engine is another model in Cummins’ lineup that benefits from the Fuel Distributor Sleeve Assembly 4077630. This part is designed to fit perfectly within the engine’s fuel system, ensuring that fuel is distributed evenly and efficiently. The QSV81G engine relies on this component to maintain its performance and reliability, making the 4077630 a crucial part of its operation.

By ensuring that the Fuel Distributor Sleeve Assembly 4077630 is correctly installed and maintained, owners of these Cummins engines can expect optimal performance and longevity from their machines. This part is a testament to Cummins’ commitment to quality and reliability in their engine components.

Role of Fuel Distributor Sleeve Assembly in Engine Systems

The Fuel Distributor Sleeve Assembly (part 4077630) is an integral component in the efficient operation of various engine systems, particularly those involving complex fuel distribution networks. This assembly works in conjunction with several key components to ensure optimal fuel delivery and engine performance.

Integration with Fuel Control Module

The Fuel Distributor Sleeve Assembly interfaces directly with the Fuel Control Module. This module is responsible for regulating the fuel supply to the engine based on operational demands. The sleeve assembly facilitates the precise distribution of fuel from the control module to the individual fuel injectors, ensuring that each cylinder receives the correct amount of fuel for combustion. This interaction is essential for maintaining engine efficiency and reducing emissions.

Function within Low BTU Fuel Modules

In systems equipped with Low BTU Fuel Modules (both V16 and V18 variants), the Fuel Distributor Sleeve Assembly plays a significant role. These modules are designed to handle lower energy content fuels, requiring meticulous fuel distribution to maintain engine performance. The sleeve assembly ensures that the fuel is evenly distributed across the engine’s fuel injectors, accommodating the unique requirements of low BTU fuels and promoting consistent combustion.

Coordination with Fuel Control Components

The assembly also works in tandem with other Fuel Control components, such as sensors and actuators, to fine-tune fuel delivery. By providing a stable and reliable pathway for fuel distribution, the sleeve assembly supports the overall fuel control system, allowing for dynamic adjustments based on real-time engine conditions. This coordination is vital for achieving optimal fuel economy and engine responsiveness.

Enhanced System Performance

Overall, the Fuel Distributor Sleeve Assembly (part 4077630) is a key enabler of efficient fuel distribution within engine systems. Its role in connecting and supporting various fuel control and distribution components ensures that the engine operates smoothly, with minimal disruptions in fuel supply. This results in enhanced performance, reliability, and longevity of the engine system.

Conclusion

The Fuel Distributor Sleeve Assembly (part 4077630) by Cummins is a critical component in the fuel system of heavy-duty truck engines. Its robust design, precision-machined components, and advanced sealing technologies contribute to its durability and effectiveness. Proper installation, maintenance, and understanding of its role within the engine system are essential for ensuring optimal engine performance and longevity.