3073766
Fuel Pump Gasket
Cummins®

The Cummins Fuel Pump Gasket 3073766 is a component designed to ensure the efficient operation of heavy-duty trucks. Its purpose is to provide a secure seal between the fuel pump and the engine, which is vital for maintaining the integrity of the fuel system. This gasket plays a role in the overall performance and reliability of Cummins engines ¹.

Basic Concepts of Fuel Pump Gaskets

A fuel pump gasket is a sealing component placed between the fuel pump and the engine block or fuel system housing. Its primary function is to create a tight seal that prevents fuel leaks and ensures that the fuel system operates under the correct pressure. By maintaining this seal, the gasket contributes to the overall integrity and efficiency of the fuel system ².

Role of the 3073766 Fuel Pump Gasket in Truck Operation

The 3073766 Fuel Pump Gasket is specifically engineered for Cummins engines. It plays a role in maintaining fuel pressure by ensuring that no fuel escapes from the fuel pump area. This gasket helps in preventing leaks, which could lead to a drop in fuel pressure and affect engine performance. Additionally, it contributes to the consistent delivery of fuel to the engine, which is crucial for optimal operation ³.

Key Features of the 3073766 Fuel Pump Gasket

The 3073766 Fuel Pump Gasket is constructed from high-quality materials that are resistant to the corrosive effects of fuel and the high temperatures within the engine compartment. Its design specifications are tailored to fit precisely within Cummins engines, ensuring a perfect seal. Unique attributes of this gasket include its durability and ability to withstand the rigors of heavy-duty truck operation.

Benefits of Using the 3073766 Fuel Pump Gasket

Utilizing the 3073766 Fuel Pump Gasket can lead to improved fuel efficiency, as it helps maintain the correct fuel pressure within the system. This gasket reduces the risk of fuel leaks, which can be hazardous and lead to engine performance issues. Additionally, by ensuring a secure seal, it contributes to enhanced engine performance and reliability.

Troubleshooting Common Issues with Fuel Pump Gaskets

Common issues with fuel pump gaskets include leaks, wear and tear, and failure symptoms such as engine misfires or a drop in fuel pressure. Identifying these problems early can prevent more significant engine issues. Regular inspections and replacements, when necessary, are recommended to maintain the integrity of the fuel system.

Maintenance Tips for Fuel Pump Gaskets

To ensure optimal performance and longevity of fuel pump gaskets, regular inspection is advised. Proper installation procedures should be followed to avoid leaks and ensure a secure seal. Replacement guidelines suggest that gaskets should be inspected during routine maintenance checks and replaced if signs of wear or damage are present.

Cummins: A Brief Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a strong reputation in the automotive industry. The company’s commitment to excellence is reflected in its product offerings, which are designed to meet the demanding requirements of heavy-duty applications.

Cummins Fuel Pump Gasket 3073766 Compatibility

The Cummins Fuel Pump Gasket part number 3073766 is designed to fit a variety of engines, ensuring a proper seal and preventing fuel leaks. Here is a detailed overview of its compatibility with the listed engines:

Cummins K-Series Engines

• K19
• K38
• K50

The 3073766 gasket is compatible with the Cummins K-Series engines, including the K19, K38, and K50. These engines are known for their robust design and are commonly used in various industrial and commercial applications.

Cummins L-Series Engines

• L10 MECHANICAL

This gasket fits the L10 MECHANICAL engine, providing a reliable seal for the fuel pump assembly.

Cummins M-Series Engines

• M11 CELECT PLUS
• M11 MECHANICAL

The 3073766 gasket is suitable for both the M11 CELECT PLUS and M11 MECHANICAL engines. These engines are widely used in on-highway and vocational applications, known for their efficiency and performance.

Cummins N-Series Engines

• N14 MECHANICAL

The gasket is compatible with the N14 MECHANICAL engine, ensuring a secure fit for the fuel pump.

Cummins NH/NT Series Engines

• NH/NT 855

The 3073766 gasket is designed to fit the NH/NT 855 engine, providing a critical seal in the fuel system.

Cummins QSK Series Engines

• QSK19 CM500

This gasket is compatible with the QSK19 CM500 engine, ensuring a proper seal for the fuel pump.

Cummins V-Series Engines

• V28
• V903

The 3073766 gasket fits both the V28 and V903 engines, providing a reliable seal for the fuel pump assembly in these high-performance engines.

This gasket is engineered to meet the specific requirements of each engine model, ensuring optimal performance and longevity.

Role of Part 3073766 Fuel Pump Gasket in Engine Systems

The part 3073766 Fuel Pump Gasket is an essential component in ensuring the integrity and efficiency of various fuel pump systems. Its primary function is to create a secure seal between the fuel pump and the surrounding components, preventing fuel leaks and maintaining system pressure.

Integration with Fuel Pump Systems

1. AFC Auto Fuel Pump: The gasket is positioned between the AFC Auto Fuel Pump and the engine block or fuel module housing. This ensures that the high-pressure fuel lines remain sealed, allowing the pump to deliver fuel efficiently to the engine.

2. Aftercooler - Auto and Hydraulic Assembly: In systems where an aftercooler is used, the gasket helps seal the connection points between the aftercooler and the fuel pump. This is vital for maintaining the cooling efficiency of the fuel and preventing any leakage that could affect engine performance.

3. Base Fuel Pump and EBM Pump: For both base fuel pumps and EBM (Electrically Driven Booster Module) pumps, the gasket ensures a tight seal at the mounting points. This is important for maintaining consistent fuel pressure and preventing any fuel from escaping into the engine bay.

4. Fuel Pump & Calibration Code and Drive: When dealing with fuel pumps that require specific calibration codes or drives, the gasket plays a role in ensuring that the pump operates within the designed parameters by maintaining a sealed environment.

5. Non-AFC Auto Fuel Pump and Bosch Systems: In non-AFC auto fuel pumps and Bosch fuel systems, the gasket is crucial for sealing the pump to its housing. This prevents fuel leakage and ensures that the pump can operate efficiently under various driving conditions.

6. Injector Stand Audit Kit: For systems that include an injector stand audit kit, the gasket ensures that the fuel pump remains sealed to the injector stand, allowing for accurate fuel delivery and pressure maintenance.

7. On Board Spares and Engine Installation Kit: When using on-board spares or engine installation kits that include fuel pump components, the gasket is essential for ensuring that all connections are sealed properly, facilitating easy installation and maintenance.

8. Electronic Fuel Control Pump: In systems with electronic fuel control pumps, the gasket ensures that the pump is securely sealed to its housing, allowing for precise fuel delivery and pressure regulation.

By ensuring a secure seal in these various fuel pump systems, the part 3073766 Fuel Pump Gasket contributes to the overall efficiency, safety, and reliability of the engine’s fuel delivery system.

Conclusion

The Cummins Fuel Pump Gasket 3073766 is a critical component for maintaining the efficiency and reliability of heavy-duty truck engines. By providing a secure seal between the fuel pump and the engine, this part ensures that the fuel system operates under the correct pressure, preventing leaks and enhancing engine performance. Regular maintenance and timely replacement of the gasket are essential for the continued optimal operation of the fuel system.