Originally Posted by Crazylegs
n/a v8 is different to a turbo 6 to throw in gas consumption when your trying to get as much power out is absurd. Im currently running 93 50/50 E85 and am getting 19 miles to a gallon, im making 400+ hp 450+ tq.... not caring
My question was genuine. I truly do not know if the 5.0s are capable of ~30 mpg highway.
I know firsthand the C5 / C6 vettes can get exceptional mileage for the power. My C5 droptop with an A4 would get 27 mpg and my C6 M6 would get 29-30. This all at 70-80 mph. C6 has 476 rwhp.