4944161
Oil Pan
Cummins®

The 4944161 Oil Sump Pan, manufactured by Cummins, is a component designed for heavy-duty truck engines. Cummins, a well-established name in the automotive industry, produces a range of parts and engines known for their reliability and performance. This part is significant in the context of heavy-duty truck engines as it plays a role in the engine’s lubrication system by collecting and storing engine oil, which is vital for the engine’s operation ¹.

Basic Concepts of an Oil Sump Pan

An oil sump pan is a part of the engine’s lubrication system. Its primary functions include collecting and storing engine oil, which is then circulated throughout the engine to lubricate moving parts, reduce friction, and help cool the engine ². The oil sump pan is typically located at the bottom of the engine and is designed to hold a sufficient amount of oil to ensure continuous lubrication.

Purpose of the 4944161 Oil Sump Pan

This Cummins part serves to collect and store engine oil in heavy-duty trucks. This oil is crucial for lubricating engine components, reducing wear and tear, and dissipating heat. By maintaining an adequate supply of oil, the sump pan contributes to the efficient and prolonged operation of the engine.

Key Features

The 4944161 is constructed with materials that offer durability and resistance to the harsh conditions within an engine environment. Its design ensures structural integrity, capable of withstanding the pressures and temperatures encountered in heavy-duty applications. Unique design elements may include reinforced areas for added strength and specialized coatings to enhance corrosion resistance.

Benefits

This part provides several advantages. It offers improved oil retention, ensuring that the engine has a consistent supply of lubrication. Its enhanced durability makes it suitable for the demanding conditions of heavy-duty truck engines. Additionally, its compatibility with Cummins engines ensures optimal performance and integration within the engine’s lubrication system.

Installation Process

Installing the 4944161 requires careful preparation and the use of appropriate tools. The process involves ensuring the engine area is clean and free of debris, aligning the sump pan with the engine’s mounting points, and securing it in place with the recommended fasteners. It is important to follow manufacturer guidelines to ensure a proper fit and seal.

Maintenance and Care

Regular maintenance of the 4944161 is important for its longevity and efficiency. This includes periodic inspections for signs of wear, damage, or leaks. Cleaning the sump pan as part of routine engine maintenance can prevent the buildup of contaminants that may affect its performance. Adhering to recommended oil change intervals also contributes to the sump pan’s and the engine’s overall health.

Troubleshooting Common Issues

Common issues with oil sump pans may include leaks or damage from impacts. Troubleshooting steps involve inspecting the sump pan for visible signs of damage, checking the integrity of seals and gaskets, and ensuring that all fasteners are properly tightened. Addressing these issues promptly can prevent more significant engine problems.

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 spanning over a century, Cummins has established a reputation for quality, reliability, and innovation in the automotive industry. Its product range includes engines and components for on-highway, off-highway, and stationary applications, serving a wide array of industries ³.

Cummins Engine Oil Sump Pan Part 4944161 Compatibility

The Cummins Oil Sump Pan part number 4944161 is designed to fit a range of Cummins engines, ensuring a secure and efficient oil containment system. This part is integral to the engine’s lubrication system, providing a reservoir for the engine oil and facilitating its circulation through the engine.

Compatible Engines

• B3.3
• QSB3.3 CM2150
• QSB3.3 CM2250 EC

The Oil Sump Pan part 4944161 is engineered to fit seamlessly with the specified engines, ensuring compatibility across different models and configurations. This part is crucial for maintaining the engine’s performance and longevity by providing a reliable oil reservoir and preventing oil leaks.

Role of Part 4944161 Oil Sump Pan in Engine Systems

The part 4944161 Oil Sump Pan is an integral component in the lubrication system of an engine. Its primary function is to collect and store oil, which is essential for lubricating various moving parts within the engine.

Interaction with Engine Components

1. Oil Pump: The oil sump pan provides a reservoir from which the oil pump draws oil. The pump then circulates this oil through the engine, ensuring that critical components such as the crankshaft, camshaft, and pistons receive adequate lubrication.

2. Oil Filter: As the oil circulates, it passes through the oil filter, which removes contaminants and ensures that clean oil is delivered to engine parts. The filtered oil eventually returns to the sump pan, maintaining a continuous cycle of clean lubrication.

3. Crankshaft and Connecting Rods: These components are submerged in the oil within the sump pan when the engine is running. The oil not only lubricates these parts but also cools them, reducing wear and tear over time.

4. Pistons and Cylinder Walls: The oil from the sump pan helps to form a thin film on the cylinder walls, reducing friction between the pistons and the walls. This lubrication is vital for the smooth operation and longevity of the engine.

5. Valve Train: In overhead valve (OHV) engines, the oil from the sump pan lubricates the valve train components, including the camshaft, lifters, and rocker arms, ensuring they operate efficiently and quietly.

6. Main and Rod Bearings: These bearings support the crankshaft and connecting rods, respectively. The oil from the sump pan provides the necessary lubrication to these bearings, minimizing friction and heat generation.

Lubrication System Efficiency

The efficiency of the lubrication system is heavily dependent on the oil sump pan. A well-maintained sump pan ensures that the oil remains clean and at the appropriate level, which is essential for the optimal performance and durability of the engine.

Conclusion

In summary, the part 4944161 Oil Sump Pan plays a significant role in maintaining the lubrication system’s integrity, directly influencing the engine’s overall performance and longevity. Its design, compatibility with Cummins engines, and the benefits it offers make it a critical component for heavy-duty truck engines.