Quote:
Originally Posted by carpoor
The fan blade you want is a 3947772, and the clutch you'll want to use is a Hayden part # 2747 HD unit. It will will run nice and cool, plus damn near last forever.
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Thanks, didn't have the numbers handy.
You can find the 772 fan on ebay. If you don't care about date codes they're not too expensive, mine is a 1973 fan. I replaced a flex fan with a 772 and the Hayden 2747 clutch.