I have ICT's on my 73 and they came with ports on the manifolds already. I have my brake booster and my SVDA connected. go to aircooled.net and have a look at John's stuff about them. Ed Maikranz Abilene TX 73 Riviera 84 Cabriolet Eric Woodall <eric@xxxxxxxxxxxxxx> wrote: Can Weber ICT carburetors be ported for use with a vacuum advance distributer? I know I asked this question a while back but I'm asking again because I can't remember the verdict. Can it be done? If so, does anybody on here know how to do it? --------------------------------- Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it now.