WHAT DOES 4AGE 20V BLACKTOP MEAN?

looking at the above mentioned image the consider off likely straight down on all 4 ITBs may be the outlet of your small gap just because of the throttleplate (on my ITBs there isn't any vacuum there - i.e. useless)4AGE 20v ITB vacuum instructions on Intecracing.com can not help with all the rest of the pipeing as it's a bit puzzling but I'm able t