4978595
Turbo Oil Supply Tube
Cummins®

The Turbo Oil Supply Tube, identified by part number 4978595, is a component manufactured by Cummins, a well-established name in the automotive industry. This tube is integral to the operation of heavy-duty truck engines, particularly those equipped with turbochargers. Its role is to facilitate the delivery of oil to the turbocharger, ensuring optimal performance and longevity of the turbo system.

Basic Concepts and Functionality

The Turbo Oil Supply Tube operates on the fundamental principle of delivering pressurized oil from the engine’s lubrication system to the turbocharger. This oil serves multiple functions, including lubrication of the turbo’s moving parts, cooling, and sealing. By maintaining a consistent flow of oil, the tube helps in reducing friction and wear on the turbocharger components, thereby contributing to the overall efficiency and reliability of the engine system ¹.

Purpose and Role in Truck Operation

In the context of heavy-duty truck engines, the Turbo Oil Supply Tube plays a specific role in turbo lubrication. It ensures that the turbocharger receives a steady supply of oil, which is vital for the lubrication of bearings and other rotating parts. This lubrication is crucial for minimizing wear and tear, preventing overheating, and maintaining the turbocharger’s efficiency. As a result, the engine’s performance is enhanced, leading to better fuel economy and reduced emissions ².

Key Features

The Turbo Oil Supply Tube is designed with several key features that enhance its performance and durability. It is typically constructed from high-quality materials that can withstand the high pressures and temperatures associated with engine operation. The tube’s design may include reinforced sections to prevent kinking or damage, ensuring a reliable oil flow. Additionally, it is engineered to fit precisely within the engine’s layout, facilitating easy installation and maintenance.

Benefits

The advantages of the Turbo Oil Supply Tube extend beyond its basic function. By ensuring consistent oil delivery to the turbocharger, it contributes to improved turbo reliability and enhanced engine efficiency. Fleet operators may experience potential cost savings due to reduced maintenance requirements and extended turbocharger lifespan. Moreover, the tube’s design and material composition are aimed at withstanding the demanding conditions of heavy-duty truck operation, further adding to its value ³.

Troubleshooting and Maintenance

Common issues associated with the Turbo Oil Supply Tube may include oil leaks, blockages, or damage to the tube itself. Diagnostic procedures for identifying problems can involve visual inspections, pressure tests, and analysis of oil flow patterns. Recommended maintenance practices include regular inspections for signs of wear or damage, ensuring proper connections, and replacing the tube if any issues are detected. Adhering to these practices helps in maintaining optimal performance and longevity of the turbocharger and the engine as a whole.

Cummins Overview

Cummins is a renowned manufacturer in the automotive industry, with a history of producing high-quality engine components. The company is known for its commitment to innovation, reliability, and performance. Cummins’ reputation is built on a foundation of engineering excellence and a dedication to meeting the needs of its customers, particularly in the heavy-duty truck sector. The Turbo Oil Supply Tube is a testament to Cummins’ expertise in designing components that enhance engine performance and durability.

Turbo Oil Supply Tube (Part 4978595) Compatibility with Cummins Engines

The Turbo Oil Supply Tube, identified by part number 4978595, is a critical component in the oil supply system of certain Cummins engines. This part ensures the proper flow of oil to the turbocharger, which is essential for maintaining optimal engine performance and longevity.

Compatibility with QSK19 Engines

The Turbo Oil Supply Tube is compatible with the following Cummins QSK19 engines:

• QSK19 CM2350 K114
• QSK19 CM2350 K144G

These engines utilize the Turbo Oil Supply Tube to facilitate the oil flow necessary for the turbocharger’s operation. Ensuring that this part is correctly installed and maintained is crucial for the overall health of these engines.

Compatibility with QSK19 CM850 MCRS

The Turbo Oil Supply Tube also fits the Cummins QSK19 CM850 MCRS engine. This engine benefits from the precise oil supply provided by the Turbo Oil Supply Tube, which is essential for the turbocharger’s efficiency and the engine’s performance.

Importance of Proper Installation

Proper installation of the Turbo Oil Supply Tube is vital. It ensures that the turbocharger receives the correct amount of oil, which helps in reducing wear and tear, maintaining optimal pressure, and preventing overheating. This part should be installed by a certified technician to ensure it meets the manufacturer’s specifications and fits correctly within the engine’s design.

Role of Part 4978595 Turbo Oil Supply Tube in Engine Systems

The Turbo Oil Supply Tube, identified by part number 4978595, is an essential component in the lubrication system of turbocharged engines. Its primary function is to deliver pressurized oil from the engine’s lubrication system to the turbocharger. This ensures that the turbocharger’s moving parts, such as the turbine and compressor wheels, as well as the bearings, receive adequate lubrication.

Integration with Plumbing

In the context of engine plumbing, the Turbo Oil Supply Tube connects to the oil supply line, which originates from the engine’s oil pump. This connection is typically made via a high-pressure hose or a rigid pipe, depending on the engine’s design. The tube must be securely fastened to prevent oil leaks, which could lead to reduced lubrication efficiency and potential engine damage. The tube’s design often includes features such as O-rings or gaskets to ensure a tight seal.

Interaction with Turbocharger

Once connected to the turbocharger, the Turbo Oil Supply Tube delivers oil to critical components within the turbocharger housing. The oil is directed through internal passages to lubricate the turbocharger’s bearings, which support the high-speed rotation of the turbine and compressor wheels. Proper lubrication is essential for reducing friction and wear, thereby enhancing the turbocharger’s efficiency and longevity.

System-Wide Impact

The effective operation of the Turbo Oil Supply Tube is integral to the overall performance of the engine system. Inadequate oil supply can result in increased friction within the turbocharger, leading to overheating, reduced efficiency, and potentially catastrophic failure. Conversely, a well-maintained oil supply tube ensures that the turbocharger operates smoothly, contributing to the engine’s power output and fuel efficiency.

Conclusion

In summary, the Turbo Oil Supply Tube (part 4978595) plays a significant role in the lubrication and overall performance of turbocharged engine systems. Its proper function is dependent on its integration with the engine’s plumbing and its direct interaction with the turbocharger’s internal components. Ensuring the correct installation and maintenance of this part is crucial for the optimal performance and longevity of the engine.