4980462
Engine Crankshaft
Cummins®

Introduction

The Cummins 4980462 Engine Crankshaft is a vital component in commercial truck engines, manufactured by Cummins Inc. This crankshaft is designed to meet the demanding requirements of heavy-duty applications, ensuring reliable performance and efficiency in truck engines.

Basic Concepts of Engine Crankshafts

An engine crankshaft is a mechanical part found in internal combustion engines. Its primary function is to convert the linear motion of the pistons into rotational motion, which drives the vehicle’s wheels. This conversion is achieved through a series of crankpins and connecting rods attached to the crankshaft. The crankshaft’s design and balance are essential for smooth engine operation and overall performance ¹.

Purpose of the Cummins 4980462 Engine Crankshaft

The Cummins 4980462 Engine Crankshaft plays a significant role in the operation of a truck engine. It is responsible for transforming the up-and-down motion of the pistons into rotational force, which is then transmitted to the transmission and ultimately to the wheels. This crankshaft contributes to engine performance and efficiency by ensuring smooth and consistent power delivery.

Key Features

The Cummins 4980462 Engine Crankshaft boasts several key features that enhance its functionality and durability. Its design incorporates precision engineering to ensure optimal balance and performance. The crankshaft is constructed from high-quality materials, such as forged steel, which provide strength and resistance to wear. Additionally, it may feature advanced coatings or treatments to further improve its durability and performance under high-stress conditions.

Benefits

Using the Cummins 4980462 Engine Crankshaft offers several benefits. It contributes to improved engine reliability by ensuring smooth and consistent power delivery. The crankshaft’s durable construction and advanced features enhance engine performance and longevity, making it a valuable component for heavy-duty truck applications.

Installation Process

Installing the Cummins 4980462 Engine Crankshaft requires careful attention to detail and adherence to best practices. The process typically involves removing the old crankshaft, inspecting the engine block for any damage or wear, and then carefully installing the new crankshaft. It is important to follow the manufacturer’s guidelines and torque specifications to ensure a successful installation and optimal engine performance.

Troubleshooting and Maintenance

To maintain the Cummins 4980462 Engine Crankshaft in optimal condition, regular maintenance and troubleshooting are necessary. Common issues may include crankshaft wear, misalignment, or damage to the crankpins or journals. Routine inspections, proper lubrication, and addressing any signs of wear or damage promptly can help ensure the crankshaft’s longevity and continued performance.

Cummins Inc.

Cummins Inc. is a renowned manufacturer of engine components, with a long-standing reputation for quality and innovation in the industry. The company has a history of producing reliable and high-performance engine parts, including the Cummins 4980462 Engine Crankshaft. Cummins Inc.’s commitment to manufacturing excellence and customer satisfaction has established it as a trusted name in the automotive and heavy-duty truck sectors.

Cummins Engine Crankshaft 4980462 Compatibility

The Cummins Engine Crankshaft part number 4980462 is designed to fit seamlessly within a range of Cummins diesel engines. This crankshaft is a critical component, ensuring the smooth operation and performance of the engine by converting the linear motion of the pistons into rotational motion.

QSB5.9 CM850 Engine

The QSB5.9 CM850 engine is one of the models that utilize the Cummins Engine Crankshaft 4980462. This engine is known for its robust design and efficiency, making it suitable for various applications, including agricultural and industrial uses. The crankshaft’s precise engineering ensures that it can handle the high torque and power output characteristic of the QSB5.9 CM850 engine.

Grouping of Compatible Engines

While the specific focus here is on the QSB5.9 CM850 engine, it is important to note that the Cummins Engine Crankshaft 4980462 is also compatible with other models within the Cummins engine family. These engines share similar design principles and performance requirements, ensuring that the crankshaft fits perfectly and functions optimally.

The compatibility of the 4980462 crankshaft extends to other Cummins engines that share similar specifications and design parameters. This ensures that users can rely on this part for a wide range of Cummins engines, providing a versatile and reliable solution for engine maintenance and repair.

Role of Part 4980462 Engine Crankshaft in Engine Systems

The part 4980462 Engine Crankshaft is integral to the functionality of several engine systems, including the cylinder block, long block, and short block kit.

Cylinder Block

In the cylinder block, the Engine Crankshaft is responsible for converting the linear motion of the pistons into rotational motion. This is achieved through the connecting rods that link the pistons to the crankshaft. As the pistons move up and down within the cylinders, the crankshaft rotates, which in turn drives the transmission and ultimately the wheels of the vehicle.

Long Block

When considering the long block, which includes the cylinder block, crankshaft, pistons, and other essential components but excludes peripheral items like the fuel system and exhaust, the Engine Crankshaft serves as the backbone. It ensures that the energy produced by the combustion of fuel is efficiently transferred throughout the engine. The crankshaft’s design and balance are key to maintaining smooth operation and minimizing vibrations.

Short Block Kit

In a short block kit, which typically consists of the cylinder block, crankshaft, pistons, and related components but without the cylinder head, the Engine Crankshaft plays a foundational role. It provides the necessary structure and motion for the assembly of these core engine parts. The crankshaft’s journals must align perfectly with the main bearings in the cylinder block to ensure proper function and durability of the engine.

Conclusion

The Cummins 4980462 Engine Crankshaft is a critical component in the operation of heavy-duty truck engines. Its precise engineering, durable construction, and compatibility with a range of Cummins engines make it a reliable and efficient choice for engine maintenance and repair. Regular maintenance and proper installation are essential to ensure the crankshaft’s longevity and optimal performance.