I drove a 74 455 Granville everyday to work, why,price. Anyway,comfortable. I was getting avg 12 mpg.Less than 120 miles a day.All stock,70k when I got it 120k when I junked body.M40 Turbo hydro. Car was heavy. A 4spd auto may help your mpg. If you are trying to for mpg. Also I used Sunoco 97 fuel never problems.jusy my 2cts
|