Originally Posted by mercedestech
I need the routing for the the can and breather on a whipple LS3. Tracy said I could use either the single or dual valve, anyone have a preference or could explain the benefits of each. I haven't purchased anything yet, just trying to figure out what I need and where everything hooks up.
Dual valve utilizes both clean and dirty side, really only needed for FI engines would you benefit from a single valve - absolutely.