'49 with a 350 swap here too. I cut metal at the bottom of the radiator support at the inside corners to allow me to lower the radiator 2 inches to get more of the fan on the radiator. Mechanical flex fan is 1/2 inch from the radiator. Runs at 185 all day long.

1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission