3918954
Lubricating Oil Filter Head
Cummins®

Introduction

The 3918954 Lubricating Oil Filter Head is a component designed for use in heavy-duty trucks. It plays a significant role in the engine’s lubrication system by facilitating the filtration of engine oil. This part ensures that the oil circulating within the engine remains clean, thereby contributing to the overall efficiency and longevity of the engine.

Basic Concepts of Lubricating Oil Filter Heads

A Lubricating Oil Filter Head is an integral part of the engine lubrication system. Its primary function is to house the oil filter and allow for the passage of clean oil while trapping contaminants. By maintaining the purity of the engine oil, it helps in reducing wear on engine components, ensuring optimal engine performance, and protecting against potential damage caused by impurities ¹.

Purpose and Role in Truck Operation

The 3918954 Lubricating Oil Filter Head plays a role in the operation of a truck by filtering contaminants from the engine oil. This ensures that the oil remains clean and effective in lubricating engine parts, which is vital for smooth engine performance. By removing particles and impurities, it helps maintain the engine’s efficiency and reliability over time.

Key Features

The 3918954 Lubricating Oil Filter Head is characterized by several design elements and materials that enhance its performance and durability. It is constructed from high-quality materials to withstand the demanding conditions within a truck engine. Its design includes features that facilitate easy installation and maintenance, ensuring that it can be efficiently integrated into the engine system.

Benefits

Using the 3918954 Lubricating Oil Filter Head is associated with several benefits. These include improved engine efficiency due to cleaner oil, extended engine life as a result of reduced wear on components, and reduced maintenance requirements thanks to its durable construction and effective filtration capabilities.

Installation Process

Installing the 3918954 Lubricating Oil Filter Head involves several steps to ensure it is correctly fitted. The process requires specific tools and equipment, and it is important to follow the manufacturer’s guidelines to ensure a proper fit. This includes verifying that all connections are secure and that the filter head is correctly aligned with the engine’s lubrication system.

Troubleshooting Common Issues

Common issues with the 3918954 Lubricating Oil Filter Head may include leaks, difficulty in installation, or reduced filtration efficiency. Troubleshooting these problems involves checking for proper installation, ensuring all connections are tight, and inspecting the filter head for any signs of damage or wear that may affect its performance.

Maintenance Tips

To prolong the life of the 3918954 Lubricating Oil Filter Head, regular maintenance is recommended. This includes inspecting the filter head for any signs of wear or damage, cleaning it according to the manufacturer’s recommendations, and replacing it at the intervals specified by the manufacturer to ensure continued efficient operation.

Cummins: A Brief Overview

Cummins Inc. is a well-established company in the automotive and heavy-duty truck industry, known for its wide range of products and strong reputation for quality and reliability. With a history of innovation and commitment to excellence, Cummins continues to be a leading provider of diesel engines, related technologies, and customer support ².

Cummins Lubricating Oil Filter Head 3918954 Compatibility

The Cummins Lubricating Oil Filter Head part number 3918954 is designed to fit a variety of Cummins engines, ensuring proper filtration and maintenance across different engine models. This part is crucial for maintaining the integrity of the engine’s lubrication system.

Compatible Engines

ISB Series

• ISB CM550
• ISB3.9 CM2220 B107
• ISB5.9 CM2880 B110
• ISB5.9 CM2880 B127
• ISB5.9 CM2880 B140
• ISB5.9 CM2880 B149
• ISB5.9G CM2180

QSB Series

• QSB3.9 30 CM550
• QSB3.9 CM2880 B138
• QSB5.9 30 CM550
• QSB5.9 44 CM550
• QSB5.9 CM2880 B115
• QSB5.9 CM2880 B139
• QSB5.9G

Other Cummins Engines

• 4B3.9
• 6B5.9
• B3.9 G
• B4.5
• B5.9 CM2670 B166C
• B5.9 G
• B5.9 GAS PLUS CM556
• G5.9
• G5.9 CM558

This part is engineered to ensure compatibility with the listed engines, providing a reliable solution for maintaining the engine’s lubrication system.

Role of Part 3918954 Lubricating Oil Filter Head in Engine Systems

The lubricating oil filter head, designated as part 3918954, is integral to the efficient operation of various engine systems. This component facilitates the filtration process of the engine oil, ensuring that contaminants are removed before the oil circulates through critical engine components.

In the context of the cooler and engine oil cooler, the lubricating oil filter head plays a supportive role by providing clean oil that enhances the cooling efficiency. Clean oil ensures optimal heat transfer, which is essential for maintaining the cooler’s effectiveness in dissipating heat from the engine oil.

Within the cylinder head, the filtered oil delivered by the lubricating oil filter head reduces wear on valves, seats, and other moving parts. This results in prolonged component life and maintains the seal integrity between the cylinder head and engine block.

In the long block assembly, which includes the cylinder block, crankshaft, pistons, and other essential components, the lubricating oil filter head ensures that the oil supplied is free from particulates. This minimizes friction and wear on bearings, journals, and other surfaces, contributing to the overall durability and performance of the engine.

Overall, the lubricating oil filter head is a key component in maintaining the health and efficiency of the engine oil system, directly influencing the performance and longevity of the engine’s critical components.

Conclusion

The 3918954 Lubricating Oil Filter Head by Cummins is a vital component in the maintenance and efficiency of heavy-duty truck engines. Its role in filtering engine oil ensures that the oil remains clean, thereby reducing wear on engine components and enhancing overall engine performance. Regular maintenance and proper installation are key to maximizing the benefits of this Cummins part, ensuring the longevity and reliability of the engine’s lubrication system.