Would the fuel pump cause small surges at idle on dual Webers 48ies? I know most of the time a surge is a vacuums leak but I don’t have any vacuum lines hooked up at the moment and I have triple checked that the manifold is tight.
Can a surge be caused by hills and or slope?
I am on my third type of linkage and this one seems steady and has a tight return spring.
I am running a fuel pump
http://www.piercemanifolds.com/linkage.htm the one on the right when you scroll down near the bottom. It is the one that is recommended with their weber conversions. It is the same on the VW-porsche crowd runs
Would a fuel regulator help maybe?