4975879
Oil Cooler
Cummins®

Introduction

The Cummins 4975879 Oil Cooler is a component designed to regulate the temperature of engine oil in heavy-duty trucks. Its role is significant in maintaining the efficiency and longevity of the engine by ensuring that the oil remains within optimal temperature ranges. This regulation is vital for the overall performance and reliability of heavy-duty truck operations ¹.

Basic Concepts of Oil Coolers

An oil cooler is a device that facilitates the transfer of heat from the engine oil to the surrounding air or coolant, thereby reducing the oil’s temperature. Within a truck’s engine system, the oil cooler operates on the principle of heat exchange, where the hot oil passes through a series of tubes or fins, and the heat is dissipated into the cooler ambient air or a liquid coolant. This process helps maintain the oil at a temperature that ensures efficient lubrication and protection of engine components ².

Purpose of the Cummins 4975879 Oil Cooler

This Cummins part is designed to maintain optimal oil temperature, which is crucial for efficient engine performance. By regulating the oil temperature, it helps in reducing thermal stress on engine components, thereby contributing to the engine’s longevity and reliability. Efficient oil cooling ensures that the oil retains its viscosity and lubricating properties, which are essential for minimizing friction and wear within the engine ³.

Key Features

The Cummins 4975879 Oil Cooler incorporates specific design elements and materials that enhance its performance and durability. It is constructed using high-quality materials that are resistant to corrosion and wear, ensuring long-term reliability. The design of the cooler maximizes cooling efficiency by optimizing the surface area for heat exchange. Additionally, it is engineered to integrate seamlessly with the truck’s engine system, ensuring compatibility and efficient operation.

Benefits of Using the Cummins 4975879 Oil Cooler

Employing the Cummins 4975879 Oil Cooler offers several advantages. It contributes to improved engine longevity by maintaining optimal oil temperature, which reduces the risk of engine wear and damage. The cooler enhances engine performance under various operating conditions, ensuring consistent efficiency. Additionally, it may lead to potential cost savings through reduced maintenance needs, as the regulated oil temperature helps in preserving the engine’s components.

Installation and Integration

Proper installation of the Cummins 4975879 Oil Cooler is crucial for its effective operation. It is designed to be compatible with specific truck models and can be integrated with existing engine systems. Following the manufacturer’s guidelines ensures that the cooler is installed correctly, allowing it to function efficiently and provide the intended benefits.

Maintenance and Troubleshooting

Regular maintenance practices are recommended to ensure the longevity and efficiency of the Cummins 4975879 Oil Cooler. This includes periodic inspections for any signs of wear or damage, ensuring that the cooler remains clean and free from obstructions. Common troubleshooting tips involve checking for leaks, ensuring proper fluid levels, and verifying that the cooler is functioning within the expected temperature range.

Performance in Various Operating Conditions

The Cummins 4975879 Oil Cooler is designed to perform effectively under different environmental and operational conditions. Whether facing extreme temperatures or heavy-load scenarios, the cooler is engineered to maintain optimal oil temperature, ensuring that the engine operates efficiently and reliably. Its robust design and high-quality materials contribute to its performance across a range of conditions.

Cummins: A Brief Overview

Cummins Inc. is a well-established company in the automotive and heavy-duty truck industry, known for its wide range of products and strong reputation. With a history of innovation and quality, Cummins offers a variety of components and systems designed to enhance the performance and reliability of engines. The company’s commitment to excellence is reflected in its products, including the Cummins 4975879 Oil Cooler.

Compatibility

The Cummins part number 4975879, which is an Oil Cooler, is designed to fit a variety of engines within the ISM and M11 series. This part is engineered to ensure optimal cooling performance, maintaining the engine’s operational efficiency and longevity. Below is a detailed breakdown of the compatibility of this oil cooler with the specified engine models:

ISM Series Compatibility

• ISM CM570
• ISM CM570/870
• ISM CM876
• ISM11 CM876 SN

The ISM series engines, including the ISM CM570, ISM CM570/870, ISM CM876, and ISM11 CM876 SN, are equipped with the Cummins part number 4975879 oil cooler. This cooler is specifically designed to handle the thermal demands of these engines, ensuring that the oil remains at an optimal temperature for efficient engine operation.

M11 Series Compatibility

• M11 CELECT PLUS
• M11 MECHANICAL
• QSM11 CM570
• QSM11 CM876

The M11 series engines, such as the M11 CELECT PLUS, M11 MECHANICAL, QSM11 CM570, and QSM11 CM876, also utilize the Cummins part number 4975879 oil cooler. This cooler is engineered to provide effective heat dissipation, which is crucial for maintaining the performance and reliability of these engines. The design of the oil cooler ensures it fits seamlessly with the M11 series, providing a reliable cooling solution across different engine configurations.

Role of Part 4975879 Oil Cooler in Engine Systems

Part 4975879, the Oil Cooler, is an essential component in maintaining the optimal operating temperature of engine oil. It works in conjunction with several other components to ensure the engine runs efficiently and reliably.

Integration with Engine Oil System

The Oil Cooler is strategically placed within the engine oil system to regulate the temperature of the oil as it circulates. After the oil is pumped from the oil pan by the oil pump, it passes through the oil filter to remove contaminants. Once filtered, the oil is directed to the Oil Cooler before being distributed to various engine components, such as the crankshaft, camshaft, and valve train. This pre-cooling process ensures that the oil reaches these critical areas at a temperature that enhances lubrication and reduces the risk of thermal degradation.

Relationship with the Head and Oil Filter Cooler

In engines equipped with an Oil Filter Cooler, the Oil Cooler often works in tandem to provide additional cooling. The Oil Filter Cooler is typically integrated into the oil filter housing, allowing the oil to be cooled as it passes through the filter. This dual-cooling system is particularly beneficial in high-performance or high-stress applications where maintaining optimal oil temperature is paramount.

The cylinder head, which houses the combustion chambers, also benefits from the Oil Cooler. Efficient oil cooling helps maintain consistent viscosity, ensuring proper lubrication of the valve train components, including the camshaft, lifters, and valve springs. This is essential for preventing wear and ensuring smooth operation under varying engine loads and temperatures.

Oil Cooler Kit Applications

In many cases, the Oil Cooler is part of an Oil Cooler Kit, which may include additional components such as hoses, brackets, and thermostatic valves. These kits are designed to enhance the cooling efficiency of the engine oil system, particularly in applications where the stock cooling may be insufficient. The Oil Cooler Kit can be retrofit to existing engines or included in the design of high-performance engine builds to ensure that the oil remains within the ideal temperature range, even under extreme conditions.

Conclusion

The Cummins 4975879 Oil Cooler plays a crucial role in maintaining the optimal operating temperature of engine oil, ensuring efficient engine performance and longevity. Its integration with the engine oil system, compatibility with various engine models, and the benefits it offers make it a valuable component for heavy-duty truck operations. Regular maintenance and proper installation are key to maximizing the effectiveness of this part.