4932666
Oil Filler Tube
Cummins®

Introduction

The Cummins 4932666 Oil Filler Tube is a critical component for commercial truck engines, designed to facilitate the addition of oil to ensure the lubrication system functions correctly. This part is essential for maintaining engine health and performance, allowing for easy and efficient oil changes and top-ups.

Purpose and Function

The Oil Filler Tube is integral to the lubrication system, providing a pathway for oil to be added to the engine. Proper lubrication is vital for reducing friction, wear, and heat generation within the engine. The tube is designed for straightforward oil addition, minimizing effort and risk of spillage for maintenance personnel ¹.

Key Features

Constructed with durability and performance in mind, the Cummins 4932666 Oil Filler Tube is made from high-quality materials to withstand the harsh conditions of a commercial truck engine. It features a robust design for a secure fit and reliable operation, and may include a built-in dipstick or a cap with a gasket to prevent oil leaks and contamination ².

Benefits

Using the Cummins 4932666 Oil Filler Tube offers several advantages, including improved engine performance through consistent lubrication, enhanced longevity of the lubrication system due to its durable construction, and ease of use for maintenance personnel, reducing the time and effort required for oil addition ³.

Installation Process

Installing this Cummins part involves removing the old tube, aligning the new tube with the engine’s oil fill port, and inserting it. It is important to use any provided gaskets or seals to ensure a tight fit. The tube should be secured in place, and any necessary connections should be checked for leaks before starting the engine.

Maintenance Tips

Regular maintenance of the Oil Filler Tube is crucial for optimal performance and longevity. This includes periodic inspection for wear or damage, cleaning as part of routine engine maintenance, and replacing the tube according to the manufacturer’s guidelines if any issues are detected.

Troubleshooting Common Issues

Common problems with the Oil Filler Tube may include leaks or blockages. If a leak is detected, inspect the tube and any associated gaskets or seals for damage. Blockages may require disassembling the tube to clear obstructions. Regular maintenance and inspection can help identify and address these issues before they lead to more significant problems.

Safety Considerations

When working with the Oil Filler Tube, it is important to observe safety precautions, including wearing appropriate personal protective equipment (PPE) such as gloves and safety glasses. Care should be taken to avoid spills and contact with hot engine components. Additionally, following the manufacturer’s guidelines for installation and maintenance ensures safe and effective operation.

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 strong reputation in the commercial truck industry for producing reliable and high-performance engine components.

Cummins Oil Filler Tube 4932666 Compatibility

The Cummins Oil Filler Tube part number 4932666 is designed to fit a variety of Cummins engines, ensuring a secure and reliable oil filling process. This part is integral for maintaining proper oil levels and preventing oil contamination in the engine. Below is a detailed breakdown of the engines that this oil filler tube is compatible with:

Cummins 4B3.9 Engines

• QSB3.9 30 CM550
• QSB3.9 CM2880 B138

Cummins 4.5L Engines

• B4.5
• QSB4.5 CM2250 EC
• QSB4.5 CM850 (CM2850)

Cummins 5.9L Engines

• 6B5.9
• B5.9 CM2670 B166C
• QSB5.9 30 CM550
• QSB5.9 44 CM550
• QSB5.9 CM2880 B139

Cummins 6.7L Engines

• B6.7 CM2670 B164C
• QSB6.7 CM2250
• QSB6.7 CM2350 B105
• QSB6.7 CM850 (CM2850)

Cummins 7L Engines

• QSB7 CM2880 B117

Cummins ISB Engines

• ISB CM550
• ISB CM850

This comprehensive compatibility ensures that the Oil Filler Tube 4932666 can be used across a wide range of Cummins engines, providing a standardized solution for oil filling needs.

Role of Part 4932666 Oil Filler Tube in Engine Systems

The Part 4932666 Oil Filler Tube is a critical component in the lubrication system of an engine, facilitating the proper flow and distribution of oil to various engine components.

In the context of the arrangement of engine components, the Oil Filler Tube is strategically positioned to allow for easy access during routine maintenance. It is typically located on the cylinder block or connected to the oil fill system, ensuring that oil can be added without disrupting the engine’s operation.

When connected to the oil fill system, the Oil Filler Tube serves as a conduit for fresh oil to enter the engine. This tube is usually attached to the oil filler cap, which is mounted on the cylinder block. The design ensures that oil is directed into the crankcase, where it lubricates moving parts such as the crankshaft, pistons, and bearings.

The cover of the engine, often the valve cover or a separate oil filler cap cover, is designed to seal the Oil Filler Tube. This seal is vital for maintaining pressure within the lubrication system and preventing oil leaks. The cover also protects the tube from external contaminants that could otherwise enter the engine and compromise oil quality.

In summary, the Part 4932666 Oil Filler Tube plays a significant role in maintaining the integrity and efficiency of the engine’s lubrication system by ensuring that oil is properly introduced and distributed throughout the engine components.

Conclusion

The Cummins 4932666 Oil Filler Tube is a vital component for the maintenance and performance of commercial truck engines. Its design and features ensure easy and efficient oil addition, contributing to the overall health and longevity of the engine’s lubrication system. Regular maintenance and adherence to safety guidelines are essential for optimal performance and to prevent common issues such as leaks or blockages.