3926760
Oil Cooler Core Gasket
Cummins®

The Oil Cooler Core Gasket, identified by Part #3926760, is a critical component in the automotive industry, particularly for heavy-duty trucks. This gasket is essential for the oil cooling system, ensuring efficient engine operation by maintaining the integrity of the cooling process. Cummins, a renowned manufacturer in the automotive sector, produces this gasket. Cummins is known for its commitment to quality and innovation, offering a range of products designed to enhance vehicle performance and reliability ¹.

Function and Operation

The Oil Cooler Core Gasket functions within the oil cooling system by sealing the connection between the oil cooler core and the surrounding components. This sealing action is vital for the proper circulation of oil through the cooling system. As oil circulates, it absorbs heat from the engine, which is then dissipated through the cooler. The gasket ensures that there are no leaks in this system, maintaining the efficiency of the cooling process and protecting the engine from overheating ².

Purpose of the Oil Cooler Core Gasket

The Oil Cooler Core Gasket plays a specific role in the operation of a truck by ensuring the oil cooling system functions correctly. It contributes to the efficiency and reliability of the system by providing a secure seal that prevents oil leaks. This, in turn, helps maintain optimal engine temperature, which is essential for the engine’s performance and longevity ³.

Key Features

The primary features of the Oil Cooler Core Gasket include its material composition, which is designed to withstand high temperatures and pressures. The gasket is crafted from durable materials that ensure a tight seal, enhancing its performance. Additionally, its design characteristics are tailored to fit precisely within the oil cooling system, providing reliable sealing capabilities ⁴.

Benefits

The advantages provided by the Oil Cooler Core Gasket include improved engine performance due to effective cooling, extended component lifespan as a result of reduced wear from overheating, and enhanced overall system reliability. By ensuring a secure seal, the gasket contributes to the stable operation of the oil cooling system, which is beneficial for the truck’s engine health ¹.

Installation and Compatibility

Proper installation of the Oil Cooler Core Gasket involves ensuring a clean and dry surface before placement to achieve an effective seal. It is designed to be compatible with various truck models and engine types, though specific compatibility details should be consulted for precise application ².

Troubleshooting and Maintenance

Common issues associated with Oil Cooler Core Gaskets include leaks, which can be identified by checking for oil around the gasket area. Troubleshooting steps may involve inspecting the gasket for damage and ensuring it is properly seated. Maintenance tips to ensure the longevity and optimal performance of the gasket include regular inspections and replacements as needed to prevent leaks and maintain system integrity ³.

Cummins: A Brief Overview

Cummins Inc. is a prominent manufacturer in the automotive industry, known for its extensive history, diverse product range, and strong reputation for quality and innovation. The company has a long-standing commitment to producing reliable and high-performance components, including the Oil Cooler Core Gasket. Cummins’ dedication to excellence is evident in its products, which are designed to meet the demanding requirements of heavy-duty applications ⁴.

Compatibility of Cummins Oil Cooler Core Gasket 3926760

The Cummins Oil Cooler Core Gasket part number 3926760 is designed to fit a variety of Cummins engines, ensuring a proper seal and efficient operation of the oil cooling system. Here is a detailed look at the compatibility of this gasket with various Cummins engine models:

• 4B3.9: This gasket is engineered to fit seamlessly with the 4B3.9 engine, providing a reliable seal that prevents oil leaks and maintains optimal cooling efficiency.

• 6B5.9: The 3926760 gasket is also compatible with the 6B5.9 engine, ensuring that the oil cooler core is securely sealed, which is crucial for maintaining engine performance and longevity.

• B3.9 G and B5.9 G: These engines benefit from the use of the 3926760 gasket, as it ensures a tight seal in the oil cooler core, preventing any oil contamination and ensuring the cooling system operates effectively.

• B5.9 GAS PLUS CM556: For the B5.9 GAS PLUS CM556 engine, the 3926760 gasket is specifically designed to fit the unique configuration of this model, providing a critical seal that supports the engine’s cooling needs.

• G5.9: This gasket is also suitable for the G5.9 engine, offering a precise fit that ensures the oil cooler core is properly sealed, which is essential for maintaining the engine’s cooling system integrity.

• ISB5.9G CM2180: The 3926760 gasket is compatible with the ISB5.9G CM2180 engine, providing a robust seal that supports the efficient operation of the oil cooler core, ensuring the engine’s cooling system functions as intended.

By ensuring a proper seal, the Cummins Oil Cooler Core Gasket 3926760 plays a vital role in maintaining the performance and longevity of these engines, making it an essential component for maintenance and repair ¹.

Role of Part 3926760 Oil Cooler Core Gasket in Engine Systems

The Part 3926760 Oil Cooler Core Gasket is a critical component in maintaining the integrity and efficiency of various engine systems. Its primary function is to ensure a secure seal between the oil cooler core and adjacent components, preventing oil leaks and maintaining optimal oil flow.

Integration with Engine Components

1. Cooler: The oil cooler is a heat exchanger that regulates the temperature of the engine oil. The Oil Cooler Core Gasket plays a pivotal role here by sealing the connection points, ensuring that oil circulates efficiently without any leakage. This maintains the cooler’s effectiveness in dissipating heat, which is vital for the longevity and performance of the engine ².

2. Engine Oil System: Within the engine oil system, the gasket ensures that oil pressure is maintained consistently. Any breach in the seal could lead to a drop in oil pressure, which might result in inadequate lubrication of engine components. The gasket’s reliable seal helps in preserving the oil pressure, thereby safeguarding the engine from wear and damage ³.

3. Long Block: When dealing with a long block—an engine assembly that includes the cylinder block, crankshaft, pistons, and other essential components—the Oil Cooler Core Gasket is often part of the assembly process. It ensures that the oil pathways within the long block are sealed properly, contributing to the overall efficiency and reliability of the engine ⁴.

4. Lower Engine Gasket Kit and Set: These kits and sets are designed to provide comprehensive sealing solutions for the lower portion of the engine. The Oil Cooler Core Gasket is a specific component within these kits, addressing the need for a precise seal at the oil cooler interface. Its inclusion in these kits underscores its importance in achieving a leak-free engine setup ¹.

5. Overhaul Kit: During an engine overhaul, where the engine is disassembled, inspected, and reassembled with new or refurbished parts, the Oil Cooler Core Gasket is a key replacement part. It ensures that all new components work in unison without any oil leakage, which is essential for the overhaul’s success and the engine’s subsequent performance ².

6. Rebuild Kit: Similar to the overhaul kit, a rebuild kit contains various gaskets, seals, and other components needed to restore an engine to like-new condition. The Oil Cooler Core Gasket is included to guarantee that the oil cooling system is sealed correctly, facilitating efficient heat management and oil circulation during the engine’s operation ³.

Conclusion

In summary, the Part 3926760 Oil Cooler Core Gasket is a fundamental component in ensuring the seamless operation of engine systems by providing reliable seals at critical junctions. Its role in preventing oil leaks and maintaining optimal oil flow is indispensable for the efficient functioning and durability of the engine ⁴.