General engine tech -- Drag Racing to Circle Track
- Posts: 801
- Joined: Mon Jun 12, 2006 2:45 am
With roots style blower, connect to manifold vacuum, correct? The MSD pdf instructions state to use ported vacuum?
- New Member
- Posts: 13
- Joined: Mon Oct 22, 2012 2:17 pm
Yes, below the blower in the intake manifold. Connect where you would take a boost reading from.