C6OE-F Clutch style cooling fan found on all 1967 S code 390 engines, with or without air conditioning. Fan description - 7 blades and 18-1/4 inches in diameter. Fan does not include thermal fan clutch. Ford master part number C6OZ-8600-F. Original fan drive clutch cast number for this application is C7ZE-A. If you have one of these fans and would like to trade it straight across for one of our C8OE-B or C9ZE-E fans please contact us!
Check out this interesting video where they test the efficiency of factory style and aftermarket fans. Spoiler alert: the clutch fans are the most efficient!