finally it looks like V-8 time

With the 3:91 I get aroung 21-22 at 70 mph and in the 3-9 which I thought would get better it gets between 20-21 I am not happy with the 3.9 I am thinking of pulling it out and going back to the slant six. My 65 Valiant gets 23 mpg and I am driving it now