My Motor's Manuals (1953-63 Car and 1960-69 Truck) both list the Vibration Damper/Pully at 100-130 ft-lb. I'm not sure why Chilton's and Motor's are so far apart???
Mike B
Added at Mike's request:
Mike B
1953 M38A1 Brush Truck
1952 M38
1951 M100 Trailer