I can empty a tank in four hours.86custom said:What ever you do don't get 30 series tires. Worse thing if ever done. My average mpg went from 23/24 to 18-19. At 80 my engine is turning 2500 rpms.
I had 275/40/19 I could keep my mpg around 22-23 mpg and thats not paw pawing it around. Best average I've seen was 26 mpg. I also have 3.73. This car loves the highway ?nosympathy said:...stock 18" pirllies and 3.73 gears 80 sticks me at 2250 rpms and mpg is 19.4
So really yours sounds fine too me.