3974293
Oil Pan
Cummins®

The Cummins 3974293 Oil Pan is a component designed for use in commercial trucks, specifically tailored to meet the demanding requirements of heavy-duty applications. Its purpose is to store engine oil and support the lubrication system, which is vital for the efficient operation and longevity of the truck’s engine ¹.

Basic Concepts of an Oil Pan

An oil pan is a fundamental part of a truck’s engine, serving as a reservoir for engine oil. It plays a role in the lubrication system by ensuring a consistent supply of oil is available to lubricate moving parts within the engine. This lubrication reduces friction, minimizes wear, and helps dissipate heat, contributing to the overall efficiency and durability of the engine ².

Purpose of the Cummins 3974293 Oil Pan

This Cummins part is specifically engineered to store engine oil and support the lubrication system in commercial trucks. It plays a role in maintaining optimal oil levels, which is necessary for lubricating engine components, cooling the engine through oil circulation, and aiding in the removal of contaminants from the engine system ³.

Key Features

The Cummins 3974293 Oil Pan is characterized by its robust design and the use of high-quality materials, which enhance its performance and durability. Its design allows for efficient oil storage and easy access for oil changes. The materials used in its construction are chosen for their strength and resistance to the harsh conditions found in commercial truck engines ⁴.

Benefits

This part offers several benefits, including improved engine protection through effective lubrication, enhanced oil storage capacity to accommodate the needs of heavy-duty engines, and contributions to overall engine efficiency by ensuring a consistent supply of oil to critical components.

Installation and Compatibility

Proper installation of this part is important for ensuring it fits within the truck’s engine compartment and functions as intended. Installation procedures should follow manufacturer guidelines to ensure a secure fit and proper alignment with other engine components.

Maintenance and Troubleshooting

Maintaining this Cummins part involves regular inspections to check for signs of wear or damage, ensuring the oil level is correct, and following recommended maintenance intervals for oil changes. Troubleshooting common issues may involve checking for leaks, ensuring the oil pan is securely installed, and addressing any signs of contamination in the engine oil.

Performance and Reliability

This part is known for its performance and reliability in demanding commercial truck applications. Its design and construction contribute to its effectiveness in storing and supplying engine oil, even under the strenuous conditions encountered in heavy-duty trucking.

Cummins Overview

Cummins Inc. is a well-established manufacturer with a strong reputation in the automotive industry for producing high-quality components for commercial vehicles. The company’s commitment to innovation, quality, and customer satisfaction is reflected in its wide range of products, including the Cummins 3974293 Oil Pan, designed to meet the rigorous demands of commercial trucking.

Compatibility of Cummins Oil Pan Part 3974293 with Various Engine Models

The Cummins Oil Pan part number 3974293 is designed to fit a range of engine models, ensuring a secure and effective oil containment system. This oil pan is compatible with several Cummins engine variants, which are widely used in various applications due to their reliability and performance.

Compatible Engines

• 6C8.3
• C GAS PLUS CM556
• C8.3 G
• ISC CM2150
• ISC CM554
• ISC CM850
• ISC8.3 CM2250
• ISL9 CM2150 SN
• QSC8.3 CM554
• QSC8.3 CM850 (CM2850)
• QSL9 CM2350 L102
• QSL9.3 CM2880 L113

Grouping of Compatible Engines

The Cummins Oil Pan part number 3974293 is engineered to fit the following groups of engines:

• ISC Series Engines:

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

• QSC Series Engines:

  • QSC8.3 CM554
  • QSC8.3 CM850 (CM2850)

• QSL Series Engines:

  • QSL9 CM2350 L102
  • QSL9.3 CM2880 L113

• Other Compatible Engines:

  • 6C8.3
  • C GAS PLUS CM556
  • C8.3 G
  • ISL9 CM2150 SN

This compatibility ensures that the oil pan can be used across a variety of engine models, providing a standardized solution for oil containment and management.

Role of Part 3974293 Oil Pan in Engine Systems

Part 3974293, an oil pan, is integral to the efficient operation of an engine system. It serves as the reservoir for the engine oil, which is essential for lubricating moving parts, reducing friction, and dissipating heat.

In conjunction with the oil pan kit, part 3974293 ensures a secure and leak-free installation. The kit typically includes gaskets, bolts, and other necessary components to facilitate the proper mounting of the oil pan. This setup is vital for maintaining the integrity of the oil system and preventing oil loss, which could lead to engine damage.

The pan itself, which is part 3974293, is designed to collect and store oil that has circulated through the engine. This oil, after passing through the engine bearings, pistons, and other components, returns to the pan where it cools slightly before being recirculated by the oil pump.

The relationship between the oil pan and the oil system is symbiotic. The oil pan must be of adequate size and design to hold sufficient oil volume for the engine’s requirements. It also often incorporates baffles to minimize oil surge during operation, ensuring a consistent oil supply to the pump inlet.

Furthermore, the design of part 3974293 allows for the integration of an oil pickup tube, which draws oil from the pan to be sent back into circulation. This continuous cycle is fundamental to the engine’s longevity and performance.

In summary, part 3974293 oil pan plays a significant role in the engine’s lubrication system, working in tandem with the oil pan kit and ensuring the engine oil is effectively managed and recirculated.

Conclusion

The Cummins 3974293 Oil Pan is a critical component in the maintenance and efficiency of commercial truck engines. Its robust design, compatibility with a wide range of Cummins engines, and role in the lubrication system make it an essential part for heavy-duty applications. Proper installation, maintenance, and understanding of its function are key to maximizing the performance and reliability of this part in demanding commercial trucking environments.