I am working through all of the preparations to install dual DCOE's on my 2.2 GT. I have read about and have been suggested to unite/tie/join the intake runners together for vacuum purposes. Only 1 of my 2 intakes have been tapped for the vacuum port, the other has a spot where it could be...
I came across this site and they have a ton of parts for our CIH engines. Here is a link to the search results on their website.
Search Results - "opel cih" - Dbilas Dynamic
Does anyone have any experience with this company?