3415320
Flywheel Housing
Cummins®

Introduction

The Cummins 3415320 Flywheel Housing is a critical component for heavy-duty trucks, providing a secure mounting point for the flywheel and facilitating the connection between the engine and transmission. This part ensures efficient power transfer and enhances the overall performance of the vehicle.

Basic Concepts of Flywheel Housing

A flywheel housing encases the flywheel, a heavy, rotating disc that stores rotational energy. Its primary functions include protecting the flywheel, supporting the clutch mechanism, and ensuring a stable connection between the engine and transmission. This housing aligns with the crankshaft and secures the flywheel, allowing for smooth power transmission ¹.

Purpose of the 3415320 Flywheel Housing

The 3415320 Flywheel Housing provides a robust enclosure for the flywheel, maintaining rotational stability, enabling smooth gear changes with the clutch, and ensuring efficient power transfer to the transmission. Designed to withstand high stresses and vibrations, this part is essential for heavy-duty truck operations ².

Key Features

The Cummins 3415320 Flywheel Housing is constructed from high-strength materials to resist wear and corrosion. Its design includes precise machining for optimal fit and function, robust mounting points for secure flywheel and clutch assembly, and heat dissipation features that contribute to the engine system’s reliability.

Benefits

This Cummins part offers several benefits, including consistent power transmission, enhanced engine system reliability, and improved efficiency and longevity of the truck’s powertrain. Its durable construction makes it suitable for demanding heavy-duty applications ³.

Installation Process

Proper installation of the 3415320 Flywheel Housing involves ensuring the engine is cool and the vehicle is securely supported. Remove the old housing, inspect mating surfaces, position the new housing over the flywheel, align it with the crankshaft, and secure it with appropriate fasteners to specified torque settings. Reassemble the clutch and transmission components following manufacturer’s guidelines.

Troubleshooting Common Issues

Common issues with flywheel housings include leaks, excessive wear, and misalignment, which may result from improper installation, manufacturing defects, or operational stress. Inspect the housing for damage, check gaskets and seals, ensure fasteners are tightened and aligned, and re-evaluate installation if misalignment is detected. Regular inspections and maintenance can prevent many issues.

Maintenance Tips

Regular maintenance is recommended to ensure the longevity and optimal performance of the 3415320 Flywheel Housing. Inspect the housing during routine engine service intervals for wear, corrosion, or damage. Check and replace gaskets and seals if degraded, ensure fasteners are tight and aligned, and keep the housing clean and free of debris.

Cummins Overview

Cummins Inc. is a global leader in diesel and natural gas engines and related technologies. With over a century of history, Cummins is known for producing high-quality, reliable engines and components. The company’s commitment to innovation and customer satisfaction has made it a trusted name in the automotive and heavy-duty truck industries.

Compatibility

The Cummins flywheel housing part number 3415320 is compatible with various engine models, including:

• 6C8.3
• L8.9, L8.9 CM2670 L134C
• L9.3 L105, QSC8.3 CM2880 C102
• QSL8.9 CM2150 L141, QSL9 CM850 (CM2850)
• QSL9.3 CM2880 L113

This part ensures proper alignment and function of the flywheel, contributing to the engine’s smooth operation and reliability.

Conclusion

The 3415320 Flywheel Housing is a vital component in the assembly and operation of various engine systems. It secures the flywheel, interfaces with the clutch assembly, and accommodates the starter motor and pressure plate. This part ensures efficient power transmission and contributes to the structural integrity and operational reliability of the engine system.