Did you have any cooling issues with the big block? I have an A100 going together (I'm in Az) and I am worried that this cooling system will have a hard time with a decent small block.

70 Challenger
1960 Town Wagon P Pump 24v cummins project
06 Mega 3500 Drw 2wd
12 Durango R/T
18 Power Wagon
67 A100