4026171
Fuel Pump Gasket
Cummins®

Introduction to Cummins 4026171 Fuel Pump Gasket

The Cummins 4026171 Fuel Pump Gasket is a critical component in the operation of commercial trucks and heavy-duty vehicles. This gasket ensures a secure seal between the fuel pump and the fuel tank, preventing fuel leaks and maintaining the integrity of the fuel system. Cummins, a renowned name in the industry, is known for its high-quality and reliable parts, and the 4026171 Fuel Pump Gasket is no exception ¹.

Basic Concepts Related To A Fuel Pump Gasket

A Fuel Pump Gasket is a sealing component designed to fit between the fuel pump and the fuel tank. Its primary function is to create a tight seal that prevents fuel from leaking out of the system. This seal is crucial for maintaining the efficiency and safety of the vehicle’s fuel system. The gasket is typically made from durable materials such as rubber or silicone, which can withstand the harsh conditions inside the fuel tank ².

Purpose Of The Cummins 4026171 Fuel Pump Gasket

The Cummins 4026171 Fuel Pump Gasket plays a vital role in the operation of a truck’s fuel system. By providing a reliable seal, it ensures that fuel remains contained within the tank and is delivered to the engine without leaks. This not only helps in maintaining optimal fuel efficiency but also prevents potential safety hazards associated with fuel leaks. Additionally, a properly functioning fuel pump gasket can extend the lifespan of the fuel pump by protecting it from contaminants and moisture ³.

Integration Into The Engine System

The Cummins 4026171 Fuel Pump Gasket is integral to the engine system, particularly in ensuring the seamless operation of the fuel delivery mechanism. When the fuel pump draws fuel from the tank, the gasket ensures that the connection is airtight. This prevents any fuel from escaping, which could otherwise lead to inefficient fuel delivery, decreased engine performance, and increased emissions. The gasket’s role is subtle yet critical, as it maintains the pressure integrity within the fuel lines, allowing the engine to operate smoothly and efficiently.

Compatibility And Brand Quality

The Cummins 4026171 Fuel Pump Gasket is designed specifically for use with Cummins fuel pumps, ensuring optimal compatibility and performance. Using genuine Cummins parts is essential for maintaining the reliability and efficiency of the fuel system. Cummins parts are engineered to meet stringent quality standards, ensuring durability and long-term performance. When replacing or maintaining fuel system components, it is advisable to use genuine Cummins parts to avoid compatibility issues and ensure the system operates as intended.

VMRS Reference

For those familiar with the Vehicle Maintenance Reporting Standards (VMRS), the Cummins 4026171 Fuel Pump Gasket can be classified under the VMRS code 6.3.1.1, which pertains to fuel system components. This classification helps in tracking maintenance and replacement activities, ensuring that all fuel system components are regularly inspected and maintained according to industry standards.

Troubleshooting And Maintenance

Proper maintenance and timely troubleshooting of the Cummins 4026171 Fuel Pump Gasket can prevent significant issues and ensure the smooth operation of the fuel system. Here are some suggestions for troubleshooting and maintenance:

1. Regular Inspections: Periodically inspect the fuel pump gasket for signs of wear, such as cracks, deformation, or fuel residue. If any damage is detected, it is crucial to replace the gasket promptly.

2. Cleaning: Keep the area around the fuel pump and gasket clean to prevent contamination. Any debris or dirt can compromise the seal and lead to leaks.

3. Proper Installation: Ensure that the gasket is installed correctly and securely. Misalignment or improper installation can result in leaks and reduced performance.

4. Replacement: Follow the manufacturer’s recommended replacement intervals for the fuel pump gasket. Over time, the gasket can degrade and lose its sealing properties, necessitating replacement.

Cummins: A Legacy Of Quality And Reliability

Cummins is a leading manufacturer of diesel engines, power systems, and related components for the commercial truck and heavy-duty vehicle markets. With a history spanning over a century, Cummins has built a reputation for producing high-quality, durable, and reliable parts. The Cummins 4026171 Fuel Pump Gasket is a testament to the company’s commitment to excellence and innovation in the automotive industry.

Cummins Fuel Pump Gasket 4026171 Compatibility

The Cummins Fuel Pump Gasket part number 4026171 is designed to fit a variety of engine models. This gasket is crucial for ensuring a proper seal between the fuel pump and the engine block, preventing fuel leaks and maintaining system integrity.

ISM Series Engines

• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN

These ISM series engines benefit from the 4026171 gasket, which provides a reliable seal for the fuel pump assembly.

QSK Series Engines

• QSK19 CM500
• QSK19G

The QSK19 series engines also utilize the 4026171 gasket, ensuring that the fuel pump operates efficiently without any leaks.

QSM Series Engines

• QSM11 CM570
• QSM11 CM876

The QSM11 engines are compatible with the 4026171 gasket, which is essential for maintaining the fuel system’s performance.

QSN Series Engines

• QSN14 CM876 N103

The QSN14 engine uses the 4026171 gasket to ensure a secure fit for the fuel pump.

M11 Series Engines

• M11 CELECT
• M11 CELECT PLUS
• M11 MECHANICAL

The M11 series engines, whether CELECT, CELECT PLUS, or MECHANICAL, are all compatible with the 4026171 gasket.

N14 Series Engines

• N14 CELECT
• N14 CELECT PLUS
• N14 G
• N14 MECHANICAL

The N14 series engines, including CELECT, CELECT PLUS, G, and MECHANICAL variants, use the 4026171 gasket to maintain a proper seal.

K Series Engines

• K19
• K38
• K50

The K series engines, including the K19, K38, and K50 models, are also compatible with the 4026171 gasket.

L10 Series Engines

• L10 CELECT
• L10 MECHANICAL

The L10 series engines, whether CELECT or MECHANICAL, utilize the 4026171 gasket.

G Series Engines

• G855 CM558
• GTA38 G CMEICS G116C
• GTA855 CM558 (CM2358) G101

The G series engines, including the G855, GTA38, and GTA855 models, are compatible with the 4026171 gasket.

NH/NT Series Engines

• NH/NT 855

The NH/NT 855 engine uses the 4026171 gasket to ensure a proper seal for the fuel pump.

Role of Part 4026171 Fuel Pump Gasket in Engine Systems

The part 4026171 Fuel Pump Gasket is an essential component in ensuring the proper functioning and sealing of various engine systems. Its primary role is to create a secure seal between the fuel pump and its mounting surfaces, preventing fuel leaks and maintaining system integrity.

Integration with Fuel System Components

1. Fuel Pump and Accessory: The gasket ensures a tight seal where the fuel pump connects to its mounting surface, which is often part of the Fuel Pump and Accessory assembly. This prevents fuel from escaping and ensures that the fuel pump operates efficiently.

2. Fuel Supply Plumbing and Tubes: By sealing the fuel pump, the gasket indirectly supports the Fuel Supply Plumbing and Fuel Tubes by maintaining consistent fuel pressure and flow. This is vital for the reliable delivery of fuel to the engine.

3. Fuel Supply & F.P. Mount: The gasket is critical in the Fuel Supply & F.P. Mount setup, where it ensures that the fuel pump is securely mounted and sealed, contributing to the overall stability and performance of the fuel supply system.

Interaction with Governor and Coupling Systems

1. GAC Governor and Woodward Governors: In systems utilizing governors like the GAC Governor or Woodward 2301A and PSG Governors, the Fuel Pump Gasket plays a role in maintaining the integrity of the fuel supply to these components. A secure seal ensures that the governor receives a consistent fuel supply, which is essential for precise engine control.

2. EBM: Coupling: In engines where an EBM (Elastic Body Mounting) Coupling is used, the gasket helps in maintaining the structural integrity of the fuel pump mounting, which is often connected to the coupling system.

Compressor and Mounting Systems

1. Compressor Mounting and Kit: Although primarily focused on the fuel system, the Fuel Pump Gasket can also interact with Compressor Mounting and Compressor Mounting Kit in combined engine systems. It ensures that the fuel pump does not interfere with the compressor’s operation and vice versa.

2. Mounting Compressor and F P: In systems where the compressor and fuel pump are mounted in close proximity, the gasket ensures that there is no cross-contamination or interference between the two systems.

Additional System Interactions

1. Fuel Tubes and Vacuum Conversion Pump: The gasket’s role in sealing the fuel pump affects the performance of Fuel Tubes and the Vacuum Conversion Pump. A well-sealed fuel pump ensures that these components receive a consistent and clean fuel supply.

2. Tubing Fuel and System Ignition: Proper sealing by the gasket contributes to the overall efficiency of Tubing Fuel and the Ignition System, ensuring that the engine receives the correct fuel-air mixture for optimal combustion.

Conclusion

The Cummins 4026171 Fuel Pump Gasket is an essential component in the fuel system of commercial trucks and heavy-duty vehicles. Its role in preventing fuel leaks and maintaining system integrity cannot be overstated. By understanding the basic concepts, purpose, and maintenance of this gasket, engineers, mechanics, truck drivers, and fleet operators can ensure the optimal performance and safety of their vehicles. Cummins’ reputation for quality and reliability further underscores the importance of using genuine Cummins parts for maintenance and repairs.