I had a 7 blade fan on my American and it didn't cool any better than the 5 blade flex-fan I had replaced. It also made a lot more noise ,so I put the 5 blade fan back on. My car runs in the normal range even in parades and idling in the Summer for long periods. My 2 cents worth. Jay in FL. _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://www.amc-list.com/mailman/listinfo/amc-list