4059302
Piston Skirt
Cummins®

The Cummins 4059302 Piston Skirt is a component designed for use in heavy-duty truck engines. Its purpose is to contribute to the efficient operation of the engine by providing structural support and facilitating smooth movement within the cylinder. This part is integral to maintaining the engine’s performance and longevity.

Basic Concepts of Piston Skirts

A piston skirt is the lower portion of a piston that does not come into contact with the piston rings. Its function within the engine is to guide the piston as it moves up and down the cylinder, ensuring alignment and reducing friction. The piston skirt interacts with the cylinder wall, playing a role in the engine’s lubrication system by helping to distribute oil along the cylinder’s surface ¹.

Purpose of the 4059302 Piston Skirt

The 4059302 Piston Skirt plays a role in the engine’s operation by providing lateral support to the piston, which is particularly important under high loads and at high RPMs. It contributes to engine performance and efficiency by ensuring the piston remains centered in the cylinder, thereby reducing wear on both the piston and cylinder wall ².

Key Features

This Cummins part is characterized by specific design elements and materials that enhance its functionality and durability. It is constructed from high-strength materials to withstand the rigors of heavy-duty applications. The design includes features such as oil control rings and a tailored profile to optimize performance and reduce friction.

Benefits

The advantages provided by the 4059302 Piston Skirt include improved engine performance through reduced friction and enhanced piston stability. It also contributes to reduced wear on engine components and offers enhanced reliability under demanding conditions.

Installation and Compatibility

Proper installation of the 4059302 Piston Skirt involves ensuring it is correctly aligned within the cylinder and that all clearances are within specified tolerances. It is designed to be compatible with specific Cummins engine models, ensuring a precise fit and optimal performance.

Maintenance and Troubleshooting

Maintaining the 4059302 Piston Skirt includes regular inspection for signs of wear or damage. Troubleshooting common issues may involve checking for proper clearances, assessing the condition of the piston and cylinder, and ensuring adequate lubrication.

Performance Impact

The 4059302 Piston Skirt influences engine performance by contributing to smooth piston operation, which can lead to improved fuel efficiency and overall engine durability. Its design helps to minimize energy loss due to friction, thereby enhancing the engine’s operational efficiency.

Design and Engineering

The engineering principles behind the design of the 4059302 Piston Skirt include considerations for material strength, thermal expansion, and lubrication. Innovative features or technologies incorporated into its design aim to optimize performance under the specific conditions encountered in heavy-duty truck applications.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a history of innovation and quality, Cummins has established a reputation for producing reliable and efficient components for the automotive industry, particularly in the realm of heavy-duty truck engines.

Compatibility with Cummins Engines

The 4059302 Piston Skirt is specifically engineered to be compatible with both the ISX CM570 and ISX CM870 engines. These engines are part of Cummins’ robust lineup, known for their reliability and efficiency in various heavy-duty applications. The design of the 4059302 Piston Skirt ensures it meets the stringent requirements of these engines, providing a smooth interface with the cylinder walls and contributing to the overall efficiency and power output of the engine.

Role of 4059302 Piston Skirt in Engine Systems

The 4059302 Piston Skirt is an integral component within the engine system, specifically designed to enhance the functionality and performance of the engine piston. When integrated into the engine piston kit, the Piston Skirt ensures smooth operation by providing a stable interface between the piston and the cylinder wall. This stability is essential for maintaining the piston’s alignment and reducing friction, which in turn contributes to the overall efficiency and longevity of the engine.

In conjunction with the cylinder kit, the Piston Skirt plays a significant role in optimizing the combustion process. By ensuring a precise fit within the cylinder, it helps in maintaining consistent compression levels, which is vital for achieving optimal engine performance. The Skirt’s design also aids in dissipating heat away from the piston, protecting other engine parts from thermal stress and enhancing the engine’s reliability.

Furthermore, when considering the engine piston as a whole, the Piston Skirt’s contribution to reducing lateral movement is noteworthy. This reduction in movement minimizes wear on both the piston and the cylinder walls, leading to a more durable engine assembly. The Skirt’s interaction with the piston rings also ensures a sealed combustion chamber, preventing gas leakage and maintaining engine efficiency.

Conclusion

In summary, the 4059302 Piston Skirt is a key element in the engine’s performance and durability. Its integration into the engine piston kit and cylinder kit underscores its importance in achieving a balanced and efficient engine system.