Original GM High Performance Alternator fan. Also known as the hooked or "shark" fin fan. This is the real deal and fits the hard to find #1100837 Alternator which has the large blade with ear.
It is in great condition for a original, but some fan blades have scrape marks on the end(See 3rd PIC).
Listed on eBay starting st 19.69
Ebay link:
https://www.ebay.com/itm/133124730017
Thanks, Sam
GRAFFZ