When I rebuilt a Pierburg 2e2 during lockdown I found the most troublesome part was the 3/4 point unit. I bought several complete carbs to have plenty of parts to choose from and this part failed to hold vacuum on all of them. New units are scarce and very expensive. In the end I did source a ...

In setting the idle mixture, I learned early on that the mixture control screw on the 2E2 carb works in the opposite direction to most other carbs. On the 2E2, it turns clockwise to enrich, anticlockwise to weaken. The mixture screw and idle speed screw need to be turned alternately to achieve an ...

I have a Mk2 '88 Scala with EX engine and Pierburg 2e2. Timeline: Got the car on the road after sitting for a few years Ran happily for about a month Started developing intermittant hesitation when pulling away from stopped - every now and then the revs would dip from idle and take a second or two ...