Electric fan in lieu of Flex Fan

http://www.woodyg.com/fairlane/finfo/coolingsystem1.html
the above link is to a cooling system article written by a "friend" that owns a radiator shop. i don't know if his car is mentioned in the articles but he has a 64 Fairlane with a 12.5:1 427 in it that he has told me does not have any cooling issues.