vacuum test
Can someone tell me what it means when setting idle and you punch the gas and the needle on the vacuum gauge doesnt go all the way to 0.What does this mean?I have reved it as high as 3000rpms and it d...
Forum Discussion
where you put the hose had 2 sources of air. That is why it didn't go really low. Put it on a source that only has one hose hooked to the carb or throttle body. It will never go higher than you saw because the engine catches up as said before.
