3921719
Oil Suction Connection
Cummins®

The Oil Suction Connection, identified by part number 3921719 and manufactured by Cummins, is a critical component in the maintenance and operation of heavy-duty trucks. Cummins, a renowned entity in the automotive and heavy-duty truck sectors, designs this part to facilitate efficient oil circulation within the engine, enhancing performance and longevity.

Basic Concepts of Oil Suction Connection

An Oil Suction Connection is a vital component within the lubrication system of a truck engine. Its primary role is to enable the flow of oil from the oil pan to the engine’s lubrication points. This function is essential for reducing friction between moving parts, cooling the engine, and removing contaminants, thereby contributing to the engine’s overall performance and durability ¹.

Purpose of the 3921719 Oil Suction Connection

The 3921719 Oil Suction Connection is integral to the operation of a truck, ensuring a consistent and reliable flow of oil within the engine. It is a key part of the oil circulation process, which is vital for maintaining optimal engine conditions. By efficiently drawing oil from the oil pan, it aids in delivering the necessary lubrication to various engine components, ensuring they operate smoothly and with reduced wear ².

Key Features

The 3921719 Oil Suction Connection is engineered with several features that enhance its performance and reliability. It is constructed from durable materials to withstand the harsh conditions within a truck engine. Its design ensures a secure fit and efficient oil flow. Additionally, it may include filtration elements to prevent contaminants from entering the lubrication system, further protecting the engine ³.

Benefits

Utilizing the 3921719 Oil Suction Connection offers several benefits. It contributes to improved engine lubrication, which is crucial for reducing friction and wear on engine components. Its durable construction enhances the engine’s longevity, and by ensuring efficient oil circulation, it can lead to potential cost savings through reduced maintenance needs.

Installation Process

Proper installation of the 3921719 Oil Suction Connection is crucial for its effective operation. The process involves ensuring the connection is securely fitted to prevent leaks and maintain efficient oil flow. Best practices include checking for compatibility with the engine model, using the correct tools for installation, and following manufacturer guidelines to ensure a secure and effective fit.

Maintenance Tips

Regular maintenance of the 3921719 Oil Suction Connection is important for its longevity and efficiency. This includes periodic inspections for signs of wear or damage, cleaning to remove any buildup that could impede oil flow, and replacing the connection if it shows signs of significant wear or if oil leaks are detected. Adhering to these practices helps maintain the component’s performance and the engine’s overall health.

Troubleshooting Common Issues

Common issues with the 3921719 Oil Suction Connection may include leaks or blockages, which can affect the engine’s lubrication system. Troubleshooting steps involve inspecting the connection for damage, ensuring it is securely fitted, and checking for any obstructions in the oil flow path. Addressing these issues promptly can prevent more significant engine problems.

Compatibility and Usage

The 3921719 Oil Suction Connection is designed for use with specific types of engines and truck models. It is important to verify compatibility to ensure optimal performance and integration within the engine’s lubrication system. Usage guidelines may include specific installation procedures or maintenance schedules to follow for the best results.

Cummins: A Brief 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 has established a strong reputation in the automotive and heavy-duty truck industries. Its product range includes a variety of components and systems designed to enhance the performance, efficiency, and reliability of vehicles and equipment.

Oil Suction Connection Part 3921719 Compatibility with Cummins Engines

The Oil Suction Connection part 3921719, manufactured by Cummins, is designed to fit a variety of Cummins engines. This part is crucial for ensuring that the oil supply to the engine is uninterrupted and efficient. Below is a detailed breakdown of the engines with which this part is compatible:

ISC Series Engines

• ISC CM2150
• ISC CM554
• ISC CM850
• ISC8.3 CM2250

QSC Series Engines

• QSC8.3 CM2880 C102
• QSC8.3 CM554
• QSC8.3 CM850 (CM2850)
• QSC9 CM2250 / QSL9 CM2250

QSL Series Engines

• QSL8.9 CM2150 L141
• QSL9 CM2250
• QSL9 CM2350 L102
• QSL9 CM850 (CM2850)

Other Compatible Engines

• 6C8.3
• C GAS PLUS CM556
• C8.3 G
• G8.3
• ISL CM554

By ensuring compatibility with a wide range of Cummins engines, the Oil Suction Connection part 3921719 provides a versatile solution for maintaining the integrity of the oil supply system.

Role of Part 3921719 Oil Suction Connection in Engine Systems

The part 3921719 Oil Suction Connection is an integral component in the lubrication system of an engine, facilitating the efficient circulation of oil. This connection point is typically located on the oil pan, where it interfaces with the oil pump.

When the engine is operational, the oil pump draws oil from the oil pan through the suction connection. This process ensures a continuous supply of oil is available to lubricate moving parts within the engine, such as the crankshaft, camshaft, and pistons.

The effectiveness of the oil suction connection directly influences the performance and longevity of the engine. A secure and unobstructed connection allows for optimal oil flow, which is essential for maintaining proper lubrication and cooling of engine components.

Conclusion

In summary, the part 3921719 Oil Suction Connection plays a significant role in the engine’s lubrication system by ensuring a steady and reliable flow of oil from the oil pan to the oil pump, thereby supporting the overall efficiency and durability of the engine.