3289168
V Ribbed Belt
Cummins®

The Cummins 3289168 V-Ribbed Belt is a component designed for use in commercial trucks. It serves a significant role in the operation of these vehicles by facilitating the transfer of power from the engine to various accessories. Understanding its purpose and functionality is key to maintaining the efficiency and reliability of truck engines ¹.

Basic Concepts of V-Ribbed Belts

V-Ribbed Belts are characterized by their trapezoidal cross-section, which allows them to fit snugly into corresponding grooves on pulleys. This design enhances grip and reduces slippage, ensuring efficient power transmission ². Unlike flat belts, V-Ribbed Belts can transmit more power and operate at higher speeds, making them suitable for modern engine systems. They differ from timing belts in that they do not synchronize the rotation of engine components but rather drive accessories such as alternators, water pumps, and air conditioning compressors.

Purpose of the 3289168 V-Ribbed Belt

The Cummins 3289168 V-Ribbed Belt plays a role in the operation of a truck by driving various engine accessories. It connects the crankshaft to components like the alternator, water pump, and power steering pump, ensuring these parts receive the necessary power to function. This belt is integral to the engine’s auxiliary systems, contributing to the overall performance and reliability of the truck.

Key Features

The Cummins 3289168 V-Ribbed Belt is constructed from high-quality materials, including a robust core and a durable outer layer resistant to wear and environmental factors. Its design incorporates multiple ribs, which increase the contact surface area with pulleys, enhancing power transmission efficiency. Additionally, the belt features a unique pattern that reduces noise and vibration, contributing to a smoother operation.

Benefits

Using the Cummins 3289168 V-Ribbed Belt offers several advantages in commercial truck applications. Its design and material composition contribute to improved efficiency, allowing for better power transmission with less energy loss. The belt’s durability ensures it can withstand the rigors of heavy-duty use, reducing the frequency of replacements. Moreover, its reliability helps maintain consistent engine performance, supporting the truck’s operational efficiency ³.

Installation

When installing the Cummins 3289168 V-Ribbed Belt, it is important to follow manufacturer guidelines to ensure proper fit and function. This includes routing the belt correctly around all pulleys and ensuring it is not twisted or misaligned. Tensioning the belt to the specified levels is crucial for optimal performance, as both over-tightening and under-tightening can lead to premature wear or failure.

Maintenance

Regular maintenance of the Cummins 3289168 V-Ribbed Belt is vital for ensuring its longevity and performance. This includes periodic inspections for signs of wear, such as cracks or fraying, and checking the tension to ensure it remains within the recommended range. Adhering to the manufacturer’s guidelines for replacement intervals helps prevent unexpected failures and ensures the belt continues to operate efficiently.

Troubleshooting

Common issues with V-Ribbed Belts include wear, slippage, and breakage. Diagnosing these problems involves inspecting the belt for physical damage, checking the alignment and tension of the belt, and ensuring all pulleys are in good condition. Addressing these issues promptly can prevent more serious engine problems and maintain the truck’s operational efficiency.

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 strong reputation in the commercial truck industry. The company’s commitment to excellence is evident in its engine components, including the Cummins 3289168 V-Ribbed Belt, which is designed to meet the demanding requirements of heavy-duty applications.

V-Ribbed Belt 3289168 Compatibility with Cummins Engines

The V-Ribbed Belt part number 3289168, manufactured by Cummins, is designed to fit a variety of Cummins engines. This belt is crucial for the proper functioning of engine accessories, ensuring that components such as the alternator, water pump, and air conditioning compressor operate efficiently.

B6.7 CM2670 and B164C

The V-Ribbed Belt 3289168 is compatible with the B6.7 CM2670 and B164C engines. These engines are known for their robust performance and reliability, often used in heavy-duty applications. The belt ensures that the engine’s accessories are driven correctly, maintaining optimal performance and longevity.

ISB/ISD4.5 CM2150 B119

This belt is also suitable for the ISB/ISD4.5 CM2150 B119 engines. These engines are widely used in various industries due to their efficiency and durability. The V-Ribbed Belt 3289168 ensures that the engine accessories are driven smoothly, contributing to the overall efficiency of the engine.

ISC CM2150, ISL CM2150, and ISL G CM2180

The V-Ribbed Belt 3289168 fits the ISC CM2150, ISL CM2150, and ISL G CM2180 engines. These engines are known for their high power output and reliability, making them ideal for heavy-duty applications. The belt ensures that the engine accessories are driven correctly, maintaining the engine’s performance and efficiency.

QSB4.5 CM2250 EC, QSB4.5 CM850 (CM2850), and QSB5.9 30 CM550

The V-Ribbed Belt 3289168 is compatible with the QSB4.5 CM2250 EC, QSB4.5 CM850 (CM2850), and QSB5.9 30 CM550 engines. These engines are designed for a range of applications, from agricultural to industrial use. The belt ensures that the engine accessories are driven efficiently, contributing to the engine’s overall performance and reliability.

QSB6.7 CM850 (CM2850) and QSB7 CM2880 B117

Lastly, the V-Ribbed Belt 3289168 fits the QSB6.7 CM850 (CM2850) and QSB7 CM2880 B117 engines. These engines are known for their high power output and efficiency. The belt ensures that the engine accessories are driven correctly, maintaining the engine’s performance and longevity.

Role of Part 3289168 V-Ribbed Belt in Engine Systems

The V-Ribbed Belt, identified as part 3289168, is integral to the efficient operation of various engine components. It is primarily responsible for transferring rotational force from the engine’s crankshaft to auxiliary components, ensuring they function in unison with the engine’s operation.

Water Pump Drive

In the context of the water pump drive, the V-Ribbed Belt plays a significant role. It connects the crankshaft to the water pump, enabling the pump to circulate coolant through the engine. This circulation is essential for maintaining optimal engine temperature, preventing overheating, and ensuring the longevity of engine components. The belt’s ribbed design enhances grip and efficiency, allowing for smooth and consistent operation of the water pump.

Conclusion

The Cummins 3289168 V-Ribbed Belt is a critical component in the operation of commercial truck engines. Its design and functionality ensure efficient power transmission to various engine accessories, contributing to the overall performance and reliability of the truck. Regular maintenance and proper installation are essential to maximize the benefits of this Cummins part, ensuring consistent engine performance and longevity.