Four Seasons 36751 Engine Cooling Fan Clutch

Reliable Cooling for Ford E-Series and Super Duty Trucks

The Four Seasons Fan Clutch 36751 is engineered to provide dependable engine cooling for Ford vehicles including the E-350 Club Wagon, E-350 Econoline, Excursion, and F-Series Super Duty trucks. Designed for severe duty applications, this aluminum fan clutch helps maintain optimal engine temperature under demanding conditions.

• Constructed from durable aluminum for long-lasting performance
• Severe duty clutch type (D) suitable for truck fan drives
• Non-electronic design for straightforward installation and operation
• Compatible with Ford E-350, Excursion, F-150, F-250, and F-350 Super Duty models
• Includes 4 bolt holes with 5/16-18 thread size for secure mounting
• Maximum clutch diameter of 7.4 inches and overall diameter of 188 mm
• Meets or exceeds OEM specifications for reliable fit and function

Four Seasons Fan Clutch Product Line Overview

The Four Seasons Fan Clutch line focuses on engine cooling components designed to meet the demands of severe duty and truck applications. This product line emphasizes durability and performance, providing fan clutches that maintain proper fan engagement to regulate engine temperature efficiently. The 36751 model exemplifies this approach with its robust aluminum construction and precise fitment for Ford trucks and vans.

Detailed Product Description

This engine cooling fan clutch is crafted from raw aluminum, offering a balance of strength and heat dissipation. It features a hex mounting type with four bolt holes, each threaded 5/16-18, ensuring a secure and stable installation. The clutch has a maximum diameter of 7.4 inches (188 mm) and an overall height of 4.94 inches (125.4 mm), with a pilot diameter of 1.42 inches (36 mm) and a pilot depth of 0.78 inches (20.1 mm). The fan bolt circle measures 3.25 inches (82.6 mm), matching OEM specifications. This non-electronic, severe duty clutch is designed for reverse rotation and is performance rated to handle the cooling demands of heavy-duty Ford vehicles.

Common Applications and Problem Solving

• Prevents engine overheating in Ford E-350 Econoline and Super Duty trucks
• Replaces worn or failing fan clutches causing poor cooling performance
• Addresses excessive fan noise or fan slippage under load
• Improves engine temperature regulation during heavy towing or hauling
• Restores proper fan engagement for reliable engine cooling

Installation Notes and Tips

Installation requires removal of the old 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 correct 5/16-18 bolts to secure the clutch to the fan and engine flange. Verify the clutch rotation direction matches the engine’s reverse rotation specification. Proper torque settings should be followed to avoid damage to the clutch or mounting points.

Quality Assurance and Warranty

The Four Seasons Fan Clutch 36751 is a new, performance-rated part that meets or exceeds OEM standards for fit and function. Manufactured with quality materials and tested for durability, it is designed to provide reliable service in severe duty applications. Warranty coverage details should be confirmed with the product documentation or manufacturer.