i have a 70 cutlass supreme, 350/4bl, all stock, i have the dist/vac control on the p/s front of the intake manifold, does anyone have any pics of where the lines are suppose to go, mine has nothing connected to it, and it runs alittle ruff at idle, but smooths out with gas, also my carb has a line on the back d/s -not connected anyone no what gets connected to that? any pics of a 70 carb with everything connected? or vacc diagrams