I also know that hooking up the vacuum advance to the port on the carburetor will only provide vacuum when the throttle blades are high . Which vacuum port to attach vac advance to? It’s an electric choke, vacuum secondary 41600cfm holley squarebore. I need to know where my vacuum advance connects and were my . May 20- The vacuum advance should go either the to small port on the passenger side, or the small port on the front corner of the base of the carb. May 20- i just bought a holley 6vacuum secondaries carb and would like to.
So which port should I have my vacuum advance hooked up to?
Like, sometimes it’ll be smooth at 70 but then sometimes it’s at 850. Holley 23carb vacuum adv port needed. Holley carb metering block for proper vacuum advance for the distributor.
After the base timing is set (+deg at 6rpm), THEN reconnect the vacuum line to the dist.
