3607167
BREATHER,CRANKCASE
Cummins®

The Cummins 3607167 Crankcase Breather is a component designed to facilitate the proper ventilation of the crankcase in heavy-duty truck engines. Its role is significant as it helps maintain optimal engine performance by managing pressure and expelling contaminants from the crankcase ¹.

Basic Concepts of Crankcase Breathers

A crankcase breather is a device that allows air to enter and exit the crankcase of an engine. It functions by equalizing the pressure within the crankcase, which is important for the proper operation of the engine. Maintaining proper crankcase ventilation is important for preventing the buildup of pressure and contaminants, which can lead to engine wear and reduced performance ².

Purpose of the Cummins 3607167 Crankcase Breather

The Cummins 3607167 Crankcase Breather is designed to manage the pressure within the crankcase of a truck engine. It expels contaminants such as moisture and sludge that can accumulate during engine operation. By doing so, it helps to maintain a clean and pressurized environment within the crankcase, which is conducive to efficient engine operation ¹.

Key Features

The Cummins 3607167 Crankcase Breather is characterized by its robust design and the use of high-quality materials. It is engineered to withstand the harsh conditions present in heavy-duty truck engines. Unique attributes of this breather include its efficient filtration system and durable construction, which contribute to its reliable performance ¹.

Benefits

The use of the Cummins 3607167 Crankcase Breather can lead to improved engine performance by ensuring that the crankcase remains free of contaminants. This can result in extended engine life and reduced maintenance requirements, as the breather helps to prevent the buildup of sludge and other deposits that can impair engine function ¹.

Installation

Proper installation of the Cummins 3607167 Crankcase Breather involves several steps. It is important to ensure that the breather is securely fitted to prevent leaks. Tools and equipment required for installation may include wrenches and sealant, depending on the specific application. Careful attention to the manufacturer’s instructions will help ensure a secure fit and optimal performance ¹.

Troubleshooting

Common issues with the Cummins 3607167 Crankcase Breather may include leaks or blockages. Troubleshooting steps may involve inspecting the breather for signs of damage or wear, checking for proper fitment, and ensuring that all connections are secure. Addressing these issues promptly can help maintain the efficiency of the engine’s crankcase ventilation system ¹.

Maintenance

Recommended maintenance practices for the Cummins 3607167 Crankcase Breather include regular inspection for signs of wear or damage. Cleaning procedures may be necessary to remove any accumulated contaminants. Replacement should be considered if the breather shows signs of significant wear or if it is no longer functioning effectively ¹.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions. With a history of innovation and a strong reputation within the automotive and heavy-duty truck industries, Cummins is known for its high-quality products and commitment to customer satisfaction ¹.

Cummins Crankcase Breather Part 3607167 Compatibility

The Cummins Crankcase Breather part 3607167 is designed to fit a variety of Cummins engines, ensuring efficient ventilation and maintaining optimal engine performance. This part is compatible with the following engines:

B5.9 Series

• B5.9 G
• B5.9 GAS PLUS CM556

C Series

• C GAS PLUS CM556

L Series

• L GAS PLUS CM556
• L10 GAS

ISB Series

• ISB5.9G CM2180

ISX Series

• ISX CM570

Other Models

• 6C8.3
• C8.3 G
• L8.9G CMOH2.0 L125B

This breather part is engineered to provide a reliable seal and efficient ventilation across these diverse engine models, ensuring that each engine operates smoothly and efficiently ¹.

Understanding the Integration of Part 3607167 Crankcase Breather in Engine Systems

The part 3607167 Crankcase Breather is an essential component in maintaining the efficiency and longevity of engine systems. Its primary function is to manage the pressure within the crankcase by allowing gases to escape while preventing contaminants from entering. This is achieved through a carefully designed system that interfaces with several key components ².

Interaction with the Crankcase

The crankcase breather is directly connected to the crankcase, which houses the crankshaft and connecting rods. As the engine operates, it generates blow-by gases—a mixture of air, fuel, and combustion byproducts—that accumulate within the crankcase. The breather allows these gases to be expelled, thereby maintaining optimal pressure levels inside the crankcase. This helps in reducing wear on the crankshaft and other internal components ².

Role in the Plumbing System

In modern engine systems, the crankcase breather is often part of a more complex plumbing network. This network may include hoses, tubes, and filters that route the expelled gases to various parts of the engine or emissions control system. For instance, many systems are designed to recirculate these gases back into the intake manifold, where they can be burned again in the combustion chamber. This not only helps in reducing emissions but also improves fuel efficiency ².

Coordination with Other Crankcase Breathers

In engines with multiple cylinders, there may be more than one crankcase breather. These breathers work in tandem to ensure uniform pressure across the entire crankcase. They are typically connected through a common plumbing system that routes gases to a central point for processing. This coordinated effort ensures that no single cylinder experiences excessive pressure, which could lead to oil leaks or other mechanical issues ².

Enhanced System Efficiency

The effective integration of the part 3607167 Crankcase Breather into the engine system contributes to overall efficiency. By managing crankcase pressure and facilitating the recirculation of blow-by gases, it helps maintain a clean and stable operating environment for the engine. This, in turn, allows for smoother operation, reduced maintenance requirements, and extended component lifespan ².

Conclusion

In summary, the part 3607167 Crankcase Breather plays a significant role in the intricate network of an engine system. Its proper function and integration are key to ensuring the engine operates efficiently and reliably over its lifespan ².