Four Seasons
Fan Clutch

Four Seasons 36904 Engine Cooling Fan Clutch

Brand Four Seasons 36904
Material Aluminum
Use Type Standard
Color Raw aluminum in color
Bolt Hole Quantity 4
Mounting Hole Quantity 4
Distance From Clutch To Mounting Flange 1.94
Clutch Maximum Diameter 6.65
Rotation Std
Mounting Type Flange
Bolt Quantity 4
Bolt Thread M6 x 1.0 hole
Clutch Type A - 5" & 6" import
Description Fan clutches
Dia. IN 6.65
Electronic Clutch? Non electronic
Fan Bolt Circle IN 6.03
Fan Bolt Circle MM 153.2
Meets / Exceeds OEM? Yes
Mount Dia. IN 3
Mount Dia. MM 76
Mounting Hardware? Not included
New or Reman New
Overall Dia. MM 168.9
Overall Height IN 2.5
Overall Height MM 63.5
Performance Rated? Yes
Pilot Depth IN 0.45
Pilot Depth MM 11.4
Pilot Dia. IN 0.67
Style Standard duty
Product line Fan Clutch
Fits Mazda · 3 vehicles

OE-level replacement. Meets or exceeds OEM requirements for dependable cooling performance.

Thermal design. Responds to temperature changes for efficient fan engagement.

Aluminum construction. Lightweight, corrosion-resistant material with a raw aluminum finish.

Cross-references Anchor 2651, Atlantic Automotive Engineering 5588 and Dorman - HELP 77220 for the same application. See all 38.

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Engine Cooling Fan Clutch for Mazda MPV

Four Seasons 36904 is a thermal engine cooling fan clutch built for standard-duty operation in import cooling systems. It uses an aluminum construction, non-electronic design, and flange mounting to support consistent fan engagement on the specified Mazda MPV applications.

Compatible with 1989-1991 Mazda MPV models, this Four Seasons Fan Clutch line part is built to meet or exceed OEM requirements and is performance rated for standard rotation applications. Four Seasons 36904 is a direct-fit cooling component for drivers replacing a worn thermal fan clutch on the Mazda MPV.

Key Features

  • Thermal, non-electronic fan clutch design
  • Standard-duty use type for everyday cooling system service
  • Aluminum construction with raw aluminum finish
  • Flange mounting with 4 bolt holes and 4 mounting holes
  • Standard rotation configuration
  • Meets or exceeds OEM specifications
  • Performance rated for cooling system service
  • Fan bolt circle: 6.03 in. / 153.2 mm
  • Mount diameter: 3 in. / 76 mm
  • Overall diameter: 6.65 in. / 168.9 mm

Product Details

Four Seasons 36904 is part of the Fan Clutch product line, a cooling-system category focused on thermal fan control for belt-driven engine cooling setups. This unit uses a standard-duty thermal clutch design with a 6.65-inch maximum diameter, 2.5-inch overall height, and M6 x 1.0 bolt thread holes. It is specified for standard rotation and a 5-inch and 6-inch import clutch application profile. This part cross-references Monroe Shocks & Struts 5580 for the same application.

Fits 1989-1991 Mazda MPV, N/A. Use this Four Seasons 36904 fan clutch when replacing a worn thermal clutch on the Mazda MPV cooling fan assembly.

Common Problems This Part Can Address

  • Cooling fan not engaging at the proper temperature
  • Excessive fan noise from a worn clutch mechanism
  • Reduced engine cooling performance at idle or low speed
  • Fan freewheeling or inconsistent fan drive response
  • Overheating concerns tied to a failing thermal fan clutch

Installation Notes and Tips

Verify the vehicle’s fan clutch mounting pattern, bolt circle, pilot dimensions, and standard rotation before installation. Confirm fitment against the Mazda MPV application notes, including the VIN break listed for 1989-1991 models. Mounting hardware is not included, so reuse or source the correct hardware as needed for the repair.

Quality Assurance

Four Seasons 36904 is a new, performance-rated replacement fan clutch that meets or exceeds OEM specifications for the listed application. Its aluminum construction and thermal operating design support dependable cooling-system service on compatible Mazda MPV vehicles.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1991MazdaMPV3.0LV6N/AStandard Rotation; Standard Duty Thermal Fan Clutch; To VIN No. 350466; Fan Clutch
1990MazdaMPV3.0LV6N/AStandard Rotation; Standard Duty Thermal Fan Clutch; To VIN No. 350466; Fan Clutch
1989MazdaMPV3.0LV6N/AStandard Rotation; Standard Duty Thermal Fan Clutch; To VIN No. 350466; Fan Clutch
Directly replaces or cross-references 38 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 2651Atlantic Automotive Engineering — 5588Dorman - HELP — 77220Febi-Bilstein — 36904Gates — 22098Marmon Ride Control — A5542Monroe Shocks & Struts — 5580National — 48982651TA115098215098230252274342402252402651922651130017413001751551302158028971369049452070111369041918965189000156AS0215025FAS0215150ECWK922651FC93FC2651FFC5749TGC829JE1515150JE2315150JE2915150JE5615150KG2651LF252