What are the diameters of your fan blades?

Have you placed each of them on/near the water pump?

Do they both clear the harmonic balancer (my guess is yes),
and, do they both clear the radiator,
and, the hood (I have to ask)?

Tim
1954Advance-Design.com
1954 3106 Carryall Suburban
1954 3104 5-window pickup w/Hydra-Matic
The 216 and early 235 engines are not "splash oilers" -- this is a splash oiler.