[bakerboys]

my speedometer is off so its hard to know what my mpg is

Any one have a truck similair to mine let me know what mpg you get thanks

85 k20
37x13.5 toyo m/t
355 roller engine kinda high compression but going to change heads soon
th 400 4.10 gears
headers,alum. intake quadrajet carb ele.fan
at 2100 rpms I am doing 55 to 60

thanks