Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - sbc 355 ported vs manifold vacuum for advance
View Single Post
  #6 (permalink)  
Old 10-06-2012, 12:48 AM
cobalt327's Avatar
cobalt327 cobalt327 is offline
Last wiki edit: Intake manifold
Last journal entry: 1980 Malibu Wagon
Last photo:
Join Date: Mar 2009
Posts: 5,031
Wiki Edits: 1616

Thanks: 128
Thanked 616 Times in 565 Posts
Originally Posted by View Post
Hi guys, I have a sbc that i just converted from ported to manifold vacuum on the vacuum advance. Just trying to see if the truck runs better but so far not seeing much of a difference. In fact it may run worse now. What do you guys think about the two?
This has been covered in quite a bit of detail. The problem is, there's no one correct answer for all applications.

You can find more info on this here, as well as doing a search on this (and other) forums.
Reply With Quote