4917572
Flywheel Housing
Cummins®

The Flywheel Housing 4917572 by Cummins is a component designed to support the operation of heavy-duty trucks. Its role is significant in ensuring the efficient functioning of the engine system, particularly in relation to the flywheel and the transmission.

Basic Concepts of Flywheel Housing

A flywheel housing is a protective enclosure that houses the flywheel, which is a component in the engine system ¹. The flywheel stores rotational energy and smooths out the power delivery from the engine to the transmission. The housing not only protects the flywheel but also ensures that it operates within a controlled environment, interacting seamlessly with other components such as the clutch and transmission.

Purpose of the 4917572 Flywheel Housing

This Cummins part is engineered to support the flywheel and facilitate smooth gear transitions. By providing a secure and precise mounting point for the flywheel, it helps in maintaining the alignment and balance necessary for efficient power transfer. This housing plays a role in the overall performance of the truck by ensuring that the flywheel operates under optimal conditions, thereby contributing to the smooth operation of the transmission system.

Key Features

Flywheel Housing 4917572 is characterized by its durable construction and precise engineering. It is designed to withstand the rigors of heavy-duty truck operations, offering robust protection for the flywheel. The housing is crafted with high-quality materials to ensure longevity and reliability. Additionally, it is engineered to be compatible with Cummins engines, ensuring a seamless fit and function within the engine system.

Benefits

The 4917572 offers several benefits, including enhanced engine performance, improved fuel efficiency, and increased durability. By providing a stable and secure environment for the flywheel, it contributes to the overall efficiency of the engine. The precise engineering and durable construction also mean that it can withstand the demands of heavy-duty applications, leading to longer service life and reduced maintenance requirements.

Installation Process

Installing this part involves several steps to ensure proper fit and function. Begin by ensuring the engine is cool and the vehicle is securely supported. Remove the old housing, if present, and inspect the mounting area for any damage or debris. Position the new housing and align it with the mounting points. Secure it in place using the appropriate fasteners, ensuring they are tightened to the manufacturer’s specified torque settings. Finally, reassemble the components in the reverse order of removal, ensuring all connections are secure and properly lubricated.

Maintenance Tips

To ensure the optimal performance and longevity of the 4917572, regular maintenance is recommended. This includes periodic inspections for signs of wear or damage, cleaning the housing to remove any debris or contaminants, and ensuring that all fasteners are tight and secure. Additionally, lubricating the moving parts within the housing can help reduce friction and wear, contributing to smoother operation.

Troubleshooting Common Issues

Common issues with the 4917572 may include noise, vibration, or difficulty in gear shifting. These issues can often be traced to improper installation, wear and tear, or misalignment. To address these problems, first, ensure that the housing is properly installed and all fasteners are secure. Inspect the housing for any signs of damage or wear, and replace it if necessary. Additionally, check the alignment of the flywheel and ensure that all moving parts are properly lubricated.

About Cummins

Cummins Inc. is a global power leader that designs, manufactures, and distributes a wide range of power solutions, including engines, filtration, and emissions solutions. With a strong reputation in the automotive industry, Cummins is known for its commitment to quality, innovation, and customer satisfaction. The company’s product offerings are designed to meet the demanding requirements of various applications, ensuring reliable and efficient performance.

Cummins Flywheel Housing Part 4917572 Compatibility

The Cummins flywheel housing part number 4917572 is a component that fits several of the listed engines. This part is designed to securely house the flywheel, ensuring smooth engine operation and efficient power transfer. Here is a detailed look at its compatibility with the specified engines:

QSK38 Series

• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS

The flywheel housing part 4917572 is compatible with both the QSK38 CM2150 MCRS and QSK38 CM850 MCRS engines. These engines share a similar design and architecture, making the part interchangeable between them.

QSK50 Series

• QSK50 CM2150 K107
• QSK50 CM2150 MCRS
• QSK50 CM2350 K108

The QSK50 series engines also accommodate the flywheel housing part 4917572. This part fits the QSK50 CM2150 K107 and QSK50 CM2150 MCRS engines, which share the same base engine design. Additionally, the QSK50 CM2350 K108 engine, while having a slightly different configuration, is also compatible with this flywheel housing part.

This compatibility ensures that technicians and maintenance personnel can use the same part across multiple engine models, simplifying inventory management and reducing downtime.

Conclusion

The flywheel housing, specifically part 4917572, is integral to the operation and maintenance of the engine system. This component encases the flywheel, providing a secure and stable environment for it to function. The flywheel, a heavy rotating disc, is connected to the engine’s crankshaft and plays a significant role in storing rotational energy. This energy is then used to smooth out the power delivery between the engine’s firing cycles ¹.

The flywheel housing not only protects the flywheel but also ensures that the flywheel operates within the correct parameters. It interfaces with various components such as the clutch assembly, where the pressure plate and clutch disc are mounted. The housing must be precisely aligned to allow for the smooth engagement and disengagement of the clutch. This alignment is vital for the efficient transfer of power from the engine to the transmission system ².

Additionally, the flywheel housing is connected to the engine block, often through mounting points that require careful installation to avoid any misalignment. This connection ensures that the housing remains stable during engine operation, which is essential for maintaining the balance and performance of the engine ³.

The housing also interacts with the starter motor. When the engine is started, the starter motor engages with the flywheel, and the housing must provide a clear path for this interaction. Any obstruction or misalignment here can prevent the engine from starting properly ⁴.

In summary, the flywheel housing, part 4917572, is a key component that ensures the proper function and interaction of the flywheel with other critical engine components. Its role in protecting the flywheel, aligning the clutch assembly, connecting to the engine block, and facilitating starter motor engagement underscores its importance in the overall engine system.