I`m not sure how totally accurate it is but cranking comp. seems to be what a lot of people gauge PART of it on and my 12.11 motor runs/drives fine on 91 pump junk. When I race I mix 110 leaded and hammer down.
72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....
