3933117
Oil Filler Tube
Cummins®

Introduction

The Cummins 3933117 Oil Filler Tube is a critical component for heavy-duty truck engines, designed to facilitate the addition of oil to ensure the lubrication system operates correctly. Proper maintenance of this part is essential for the engine’s overall health, performance, and longevity.

Purpose and Function

This Cummins part plays a role in the lubrication system by providing a pathway for oil to be added to the engine. It is positioned for easy access during oil changes and top-ups. Ensuring oil is correctly introduced into the engine helps maintain necessary lubrication for moving parts, which is vital for reducing wear and tear and ensuring smooth operation ¹.

Key Features

The 3933117 is constructed with high-quality materials to withstand the demanding conditions within a heavy-duty truck engine. It features precise threading specifications to ensure a secure fit and seal. The design may include elements that enhance its durability and performance, such as reinforced sections to resist corrosion and physical damage ².

Benefits

Using the 3933117 offers several advantages. It provides improved sealing, which helps prevent oil leaks that could lead to engine damage. The design allows for ease of use during oil changes, making maintenance more straightforward. Its compatibility with Cummins engines ensures that it meets the specific requirements of these powerful machines, contributing to engine longevity and performance ³.

Installation Process

Installing the 3933117 requires following a series of steps to ensure it is correctly positioned and secured. This includes aligning the tube with the engine’s oil fill port and using the appropriate torque specifications to tighten it in place. Proper installation is key to ensuring the tube functions as intended and maintains the integrity of the engine’s lubrication system.

Maintenance and Troubleshooting

Regular maintenance of the Oil Filler Tube involves checking for signs of wear or damage and ensuring that it remains securely fastened. Common issues may include leaks or difficulty in adding oil, which can often be addressed by inspecting the tube for damage or ensuring it is correctly installed. Routine checks during oil changes can help identify potential problems early.

Compatibility

The 3933117 is designed for specific Cummins engine models. Using genuine Cummins parts is important for maintaining the performance and reliability of these engines. Compatibility ensures that the part meets the exact specifications required for the engine it is intended for, contributing to the overall efficiency and durability of the vehicle.

Cummins Corporation 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 serves customers in approximately 190 countries and territories through a network of company-owned and independent distributor facilities and dealerships. The company is known for its commitment to quality, efficiency, and sustainability in the automotive and heavy-duty truck industries.

Cummins Oil Filler Tube 3933117 Compatibility

The Cummins Oil Filler Tube part number 3933117 is designed to fit seamlessly with several of Cummins’ engine models. This part is integral for maintaining the proper oil levels in the engine, ensuring that the lubrication system functions optimally.

Engine Compatibility

• 4B3.9 Engines: The Oil Filler Tube 3933117 is specifically engineered to fit the 4B3.9 engine series. This part ensures that the oil can be added directly to the engine’s crankcase, facilitating easy maintenance and preventing oil starvation.

• 6B5.9 Engines: Similarly, the 3933117 Oil Filler Tube is compatible with the 6B5.9 engine series. It provides a reliable method for adding oil, ensuring that the engine’s lubrication system remains effective and that the oil levels are consistently monitored.

Installation and Usage

While the specific installation procedures may vary slightly between engine models, the general process for fitting the Oil Filler Tube 3933117 remains consistent. It is crucial to follow the manufacturer’s guidelines to ensure a proper fit and function. This part is designed to be durable and resistant to the harsh conditions within the engine compartment, ensuring longevity and reliability.

Importance of Proper Fitment

Ensuring that the Oil Filler Tube 3933117 is correctly installed is vital for the overall health of the engine. An improperly fitted tube can lead to oil leaks, which can cause engine damage and reduce performance. Therefore, it is essential to use the correct part number for the specific engine model to maintain the integrity of the lubrication system.

Role of Part 3933117 Oil Filler Tube in Engine Systems

The Part 3933117 Oil Filler Tube is an essential component in the lubrication system of an engine, facilitating the smooth operation of various engine components.

Interaction with the Cylinder Block

The oil filler tube is strategically positioned to allow for the easy addition of oil into the engine’s lubrication system. Once the oil is introduced through the filler tube, it flows into the crankcase, which is an integral part of the cylinder block. The crankcase serves as a reservoir for the engine oil, ensuring that a consistent supply of lubricant is available for the moving parts within the cylinder block. This lubrication is vital for reducing friction between the pistons, crankshaft, and other internal components, thereby enhancing the engine’s efficiency and longevity.

Integration with the Engine Cover

The oil filler tube is typically mounted on the engine cover, which acts as a protective shield for the internal components. The cover not only safeguards the engine from external contaminants but also helps in maintaining the pressure within the crankcase. The filler tube’s placement on the cover allows for convenient access during oil changes or top-ups, ensuring that the lubrication system remains well-maintained. The cover often includes a gasket or seal around the filler tube to prevent oil leaks, further ensuring the integrity of the lubrication system.

Conclusion

The 3933117 Oil Filler Tube is a vital component in the maintenance and operation of Cummins heavy-duty truck engines. Its proper installation and maintenance are crucial for ensuring the engine’s lubrication system functions effectively, thereby contributing to the engine’s overall performance and longevity.