Four Seasons 36774 Engine Cooling Fan Clutch

Reliable Engine Cooling Fan Clutch for Lexus and Toyota Vehicles

The Four Seasons Fan Clutch 36774 is designed to maintain optimal engine temperature for select Lexus and Toyota models. Engineered with durable aluminum, this standard duty fan clutch ensures consistent performance and helps prevent overheating in vehicles like the Lexus LS400, LX470, Land Cruiser, and Toyota Tundra.

• Constructed from lightweight, corrosion-resistant aluminum
• Standard duty clutch type suitable for 5" and 6" import fans
• Four bolt holes with M6 x 1.0 threaded holes for secure flange mounting
• Maximum clutch diameter of 6.65 inches and overall diameter of 168.9 mm
• Non-electronic, performance-rated design meeting or exceeding OEM specifications
• Compatible with Lexus Land Cruiser, LS400, LX470, and Toyota Tundra models

Four Seasons Fan Clutch Product Line Overview

The Four Seasons Fan Clutch line focuses on delivering reliable engine cooling components that meet OEM standards. This product line emphasizes durability and precise fitment, providing standard duty fan clutches designed for import vehicles. The 36774 model exemplifies this approach with its aluminum construction and flange mounting system, ensuring compatibility and performance for specific Lexus and Toyota applications.

Detailed Product Description and Specifications

The Four Seasons Fan Clutch 36774 features a flange mounting type with four bolt holes, each threaded M6 x 1.0, allowing for secure installation. The clutch has a maximum diameter of 6.65 inches (168.9 mm) and a mounting diameter of 3.63 inches (92 mm). The distance from the clutch to the mounting flange measures 2.59 inches, with an overall height of 3.28 inches (83.3 mm). This non-electronic clutch rotates in reverse and is designed for standard use, making it suitable for engine cooling systems in Lexus and Toyota vehicles. Note that mounting hardware is not included with this part.

Common Applications and Problem Solving

• Prevents engine overheating by regulating fan speed
• Replaces worn or failing fan clutches in Lexus LS400 and LX470
• Restores proper cooling function in Toyota Tundra and Land Cruiser models
• Eliminates excessive fan noise caused by slipping clutches
• Improves engine efficiency by engaging the fan only when needed

Installation Notes and Tips

Ensure the mounting surface is clean and free of debris before installation. Use the correct M6 x 1.0 bolts (not included) to secure the fan clutch to the flange. Verify the clutch rotation direction matches the engine requirements (reverse rotation). It is recommended to inspect the fan blades and surrounding components for damage during replacement. Proper torque specifications should be followed to avoid damage to the clutch or mounting flange.

Quality Assurance and Warranty Information

This Four Seasons Fan Clutch 36774 is a new, performance-rated part that meets or exceeds OEM standards for fit and function. Manufactured with high-quality aluminum, it is designed for durability and reliable operation. While specific warranty details may vary, Four Seasons typically offers coverage against defects in materials and workmanship to ensure customer confidence in the product.