FiTech EFI system
Yes that's correct. I t'd into the ported vac lie to the FiTech reg on the throttle body.
Marion
So ported vacuum? If FiTech states it, where did you find this information? Previously they stated these ports were only used for power adder applications.
This is all I could find under
61 Q&A's on “Instructions for Go EFI Systems”
"Kyle November 15, 2016 at 10:48 pm
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I just got your 30004 Power Adder kit and noticed a vacuum line from the FPR to the side of the unit. I’m not planning on boost or spray right away, should it be open to atmosphere or leave it connected how it is?"
Bryce - FiTech Tech Pro November 16, 2016 at 7:51 pm Reply
This is an update we are doing now. Leave it hooked up.
Jim November 23, 2016 at 7:04 pm
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looking at the passenger side of the fitech, the chrome vacuum port . What is that for? should it be hooked up and where to?
Bryce - FiTech Tech Pro November 23, 2016 at 11:40 pm Reply
As an update we are now running this port (fuel pressure regulator) to manifold vacuum.
Bryce - FiTech Tech Pro January 6, 2017 at 7:48 am
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I recommend the use of vacuum on the regulator as it lowers fuel pressure under a low load situation. This will help the EFI adapt to your engine better.