i'm running carbed..all i need vacuum for is the vac advance and brake booster...but later i may hook up some ventalation..... i have an oil filler cap that has a pvc on it where should i run that line into the intake.. or somewhere on the carb....the tbig fitting that come out of the fuel bowls can i plug them off or what do i do with them..... what else do i need to hook up to the carb...