I get around 25 mpg highway and around 20 city in my stripped down 72 4dr.
engine: bone stock 225 w/2 1/2" exhaust and 170k miles on it
trans: 4 speed od from a pickup truck
rear: 8 1/4 3.21 sure grip
body: sparce interior no carpet no back seat, manual steering, manual brakes, never wieghed it but i'm guessing right around 3000#
