Four Seasons 46003 Engine Cooling Fan Clutch

Reliable Engine Cooling Fan Clutch for BMW and Land Rover

The Four Seasons Fan Clutch 46003 is engineered to provide consistent engine cooling performance for select BMW and Land Rover models. Designed with durable aluminum construction and a standard rotation, this fan clutch supports efficient temperature regulation in vehicles like the BMW 745i, 745Li, 760i, 760Li, Range Rover, and X5.

• Constructed from lightweight, corrosion-resistant aluminum
• Standard use type with non-electronic operation
• Four bolt holes and mounting holes for secure installation
• Maximum clutch diameter of 6.32 inches (160.5 mm)
• Hex mounting type with M6 x 1.0 bolt thread
• Compatible with BMW 7 Series and Land Rover Range Rover and X5 models
• New, performance-rated part meeting or exceeding OEM specifications

About the Four Seasons Fan Clutch Product Line

The Four Seasons Fan Clutch line focuses on delivering reliable engine cooling components designed to meet OEM standards. This product line includes fan clutches that are engineered for durability and consistent performance, ensuring proper fan engagement and engine temperature control. The 46003 model is part of this line, offering a non-electronic, standard rotation clutch suitable for various import vehicles, including BMW and Land Rover applications.

Detailed Product Description

The Four Seasons Fan Clutch 46003 features a raw aluminum finish and a clutch maximum diameter of 6.32 inches, providing a robust and lightweight solution for engine cooling. It includes four bolt holes and mounting holes, each designed with an M6 x 1.0 thread, and a hex mounting type for straightforward installation. The clutch has a distance of 1.03 inches from the clutch to the mounting flange and an overall height of 2.78 inches (70.6 mm). This non-electronic clutch is performance rated and meets or exceeds OEM requirements, making it suitable for maintaining optimal cooling in BMW 745i, 745Li, 760i, 760Li, Range Rover, and X5 vehicles.

Common Applications and Problem Solving

• Replaces worn or failing fan clutches causing engine overheating
• Addresses inconsistent fan engagement leading to temperature fluctuations
• Solves excessive fan noise due to clutch malfunction
• Improves cooling efficiency in BMW 7 Series and Land Rover Range Rover models
• Restores proper fan operation in X5 vehicles experiencing cooling issues

Installation Notes and Tips

Installation requires removal of the existing fan clutch and mounting hardware, which is not included with this part. Ensure the mounting surface is clean and free of debris before installation. Use the four M6 x 1.0 bolts to secure the clutch, tightening to manufacturer torque specifications. Verify proper alignment of the clutch and fan bolt circle (3.83 inches / 97 mm) to avoid imbalance. This part is designed for standard rotation and hex mounting type, so confirm compatibility with your vehicle’s cooling system setup.

Quality Assurance and Warranty

The Four Seasons Fan Clutch 46003 is a new, performance-rated component that meets or exceeds OEM standards for durability and function. Manufactured with precision aluminum materials, it is built to withstand the demands of engine cooling systems in BMW and Land Rover vehicles. While specific warranty details are not provided, Four Seasons products typically come with a limited warranty covering defects in material and workmanship.