Did you read what Bob already did? It doesn’t really matter what his engine specs are. The car is running hot. The fact Bobs already spent more then enough money chasing ghosts due to advice its time to do something else.
Think I`m gonna open up the rd. cradle so the side tanks are exposed to the air , instead of behind the cradle , go to a hair bigger fan , if that doesn`t work , I`ll try the mech. belt driven fan and abandon the clutch set up ,, if that doesnt work call desert radiator ----------???