4891168
Oil Filler Connection
Cummins®

The 4891168 Oil Filler Connection, a Cummins-manufactured component, is integral to the lubrication system of heavy-duty truck engines. This part facilitates the addition of oil, ensuring the system maintains necessary oil levels for optimal engine performance. Understanding its purpose and function is essential for maintaining engine efficiency and longevity.

Purpose and Function

The Oil Filler Connection serves as a vital interface in the engine’s lubrication system. It allows for the secure addition of oil, maintaining proper lubrication of moving parts, which is crucial for reducing friction and wear. This part ensures the lubrication system’s integrity by providing a secure point for oil introduction ¹.

Key Features

Engineered with specific design and construction features, the 4891168 is made from high-quality materials resistant to engine environment conditions. It includes sealing mechanisms for a tight fit, preventing oil leaks and maintaining system integrity. Unique design elements improve ease of use and compatibility with various engine models ².

Benefits

Using the 4891168 Oil Filler Connection offers several advantages, including ease of use, reliability, and contribution to engine longevity. Its design allows for straightforward oil addition, reducing maintenance time and effort. The reliability ensures consistent performance, crucial for heavy-duty truck operations. This Cummins part stands out for its durability and efficiency in maintaining engine health ³.

Installation and Compatibility

Proper installation of the 4891168 is vital for its effective function. Following installation guidelines ensures the connection is securely fitted and operates as intended. Compatibility with specific engine models is important, and consulting Cummins’ documentation or a professional technician is advisable to confirm suitability.

Maintenance and Troubleshooting

Regular maintenance of the Oil Filler Connection is recommended for optimal performance. This includes checking for wear or damage and ensuring sealing mechanisms are intact. Common issues like oil leaks or difficulty in adding oil can often be addressed by inspecting the connection for proper fit and condition. Troubleshooting may involve cleaning the area or replacing the part if faulty.

Safety Considerations

When working with the Oil Filler Connection, following safety practices is important to protect oneself and ensure engine proper functioning. Precautions during oil changes and maintenance procedures include allowing the engine to cool before work and using appropriate tools to avoid damage to the connection or surrounding components.

Cummins Overview

Cummins Inc. is a leading manufacturer in the automotive industry, known for its commitment to quality and innovation. The company’s product range includes various engine and component solutions designed to meet different applications’ needs. Cummins’ dedication to excellence is reflected in the design and manufacturing of parts like the 4891168 Oil Filler Connection.

Application in Cummins Engines

• B6.7S Engine Series: The 4891168 is specifically engineered for the B6.7S engine series, ensuring proper alignment and sealing of the oil filler cap, preventing oil leaks.
• Other Cummins Engines: This part is also compatible with other Cummins engine models, designed for ease of maintenance and repair across different engine platforms.

Role in Engine Systems

The 4891168 plays a crucial role in various engine systems, particularly in the oil fill mechanism. It ensures a secure and efficient connection point for adding oil, maintaining the lubrication system’s integrity.

Integration with Oil Fill System

1. Oil Fill Port: Interfaces directly with the oil fill port for lubricant introduction.
2. Breather System: Serves as a venting point for excess pressure in engines with a breather system.
3. Dipstick Tube: Located near or integrated with the dipstick tube for convenient oil level checking.
4. PCV System: Interacts with the PCV valve in engines with a PCV system, managing crankcase pressure.
5. Sealing Components: Relies on gaskets or O-rings to prevent oil escape during operation.

Understanding the 4891168’s role within these systems highlights its importance in maintaining engine health and performance.

Conclusion

The 4891168 Oil Filler Connection is a critical component in heavy-duty truck engines, essential for maintaining the lubrication system’s efficiency and engine longevity. Its design, compatibility, and role in various engine systems underscore its importance in engine maintenance and performance.