Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Blow By on a fresh rebuild. Possible ?? PLEASE HELP. Pics inside
View Single Post
  #52 (permalink)  
Old 09-22-2008, 07:24 PM
Jmark's Avatar
Jmark Jmark is offline
Last photo:
Join Date: Sep 2003
Location: phoenix
Age: 63
Posts: 5,033
Wiki Edits: 0

Thanks: 124
Thanked 103 Times in 83 Posts
Originally Posted by 75GMCman
Did you unhook the PCV from back of the carb cuz I had the same carb as you and the rear port of the Q-jet is for the brake booster not pcv! On your carb there should be a little steel tube sticking out the front in the center of the carb near the bottom. Having the the PCV in the rear of your carb is just like sticking your PCV hose right at your intake port of your cylinder heads! No wonder it sucked your finger!


Just to clarify. It does not matter if the PCV is at the front or back carb fitting. BOTH of them draw from UNDER the throttle blades directly from manifold vacuum.
Reply With Quote