In bought a rebuild kit for my vacuum fuel system and installed it. I cleaned all the rust out of the tank and put it back together but it doesn't seem to be working. It is getting vacuum. This seems like a pretty simple system. How does one go about diagnosing what might be wrong with it? Any info appreciated.
I rebuilt mine and while I don’t have it installed back I the car yet, that will be this weekend 🤞🏼, but after talking to “Hal” at the Preservative Society who was most helpful and beyond a pleasure to talk with, he guided me to some do’s and don’ts on what to look out for with these SW Vacuum Fuel Pumps!!
Hal instructed me to take the inner tank and while holding the flap shut momentarily on the bottom of the inner tank submerge it into a bucket of water or a deep Rubbermaid contai