Four Seasons 36767 Engine Cooling Fan Clutch

Overview of Four Seasons Fan Clutch 36767

The Four Seasons Fan Clutch 36767 is designed to provide reliable engine cooling performance for Chevrolet, GMC, and Isuzu vehicles, specifically models like the Hombre, S10, and Sonoma. This engine cooling fan clutch is constructed from durable aluminum and engineered to meet or exceed OEM specifications.

• Material: Aluminum construction for durability and heat resistance
• Compatible with Chevrolet Hombre, GMC S10, and Isuzu Sonoma
• Non-electronic, standard use type fan clutch
• Four bolt holes with M10 x 1.5 thread size
• Maximum clutch diameter of 5.99 inches and overall diameter of 152.1 mm
• Hex mounting type with 4 mounting holes
• Performance rated and new, not remanufactured

Detailed Product Features and Specifications

The Four Seasons Fan Clutch 36767 features a raw aluminum color finish and a robust design suitable for standard engine cooling applications. It has a clutch maximum diameter of 5.99 inches and an overall height of 3.47 inches (88.1 mm), ensuring proper fitment and efficient heat dissipation. The clutch uses a hex mounting type with four bolt holes, each threaded M10 x 1.5, and a bolt circle diameter of 3.25 inches (82.6 mm). The distance from the clutch to the mounting flange is 1.75 inches, with a pilot diameter of 1.18 inches and a pilot depth of 0.7 inches, providing precise alignment during installation. This non-electronic fan clutch operates with a reverse rotation and is designed to meet or exceed OEM standards for reliable engine cooling performance.

About the Four Seasons Fan Clutch Product Line

The Four Seasons Fan Clutch product line focuses on delivering engine cooling fan clutches that balance durability and performance. This line includes both thermal and non-thermal clutch types, with the 36767 model classified as a B-type clutch offering standard and non-thermal operation. These fan clutches are engineered to maintain optimal engine temperatures by engaging and disengaging the fan as needed, improving fuel efficiency and reducing engine wear.

Common Applications and Problem Solving

• Prevents engine overheating by regulating fan engagement
• Reduces unnecessary fan drag to improve fuel economy
• Eliminates fan clutch slippage or failure symptoms
• Resolves noisy or vibrating fan operation
• Restores proper cooling system function in Chevrolet Hombre, GMC S10, and Isuzu Sonoma vehicles

Installation Notes and Tips

Installation of the Four Seasons Fan Clutch 36767 requires attention to bolt torque specifications and proper alignment of the pilot diameter and mounting flange. Note that mounting hardware is not included, so ensure you have the correct M10 x 1.5 bolts for secure attachment. Verify the rotation direction (reverse) matches your vehicle’s fan setup. It is recommended to inspect the fan blades and radiator for damage during installation to maintain optimal cooling system performance.

Quality Assurance and Warranty

This fan clutch is new and performance rated, meeting or exceeding OEM quality standards. Four Seasons products typically come with a limited warranty covering defects in materials and workmanship, providing confidence in durability and reliability for your Chevrolet Hombre, GMC S10, or Isuzu Sonoma cooling system needs.