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Technical Fuel Pressure

Discussion in 'Traditional Hot Rods' started by TomWar, Jun 20, 2018.

  1. TomWar
    Joined: Jun 11, 2006
    Posts: 727

    TomWar
    Member

    What should the Pressure be for an Edelbrock Carb ??
     
    chryslerfan55 and chevy57dude like this.
  2. flt-blk
    Joined: Jun 25, 2002
    Posts: 4,941

    flt-blk
    Member
    from IL

    Edelbrock says do not exceede 6.5psi
     
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  3. Deuces
    Joined: Nov 3, 2009
    Posts: 26,856

    Deuces

    5 psi is perfect......
     
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  4. woodiewagon46
    Joined: Mar 14, 2013
    Posts: 2,537

    woodiewagon46
    Member
    from New York

    I run 4 psi on both my cars each having Edelbrock carbs. As long as your car runs great, there is no reason to run excess pressure.
     
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  5. I run my two @ 5.5psi. in my ot car!
    almost done.jpg
     
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  6. chevy57dude
    Joined: Dec 10, 2007
    Posts: 9,771

    chevy57dude
    Member

    Had 'em on my tunnel ram, they liked 5 psi. No reason to use more.
     
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  7. jimmy six
    Joined: Mar 21, 2006
    Posts: 17,227

    jimmy six
    ALLIANCE MEMBER

    Volume is important. Feed the pump with a larger line than you think. A lower pressure will actually lead to better fuel milage. The line to my regulator on my race car is an -8.
    My dual quads have right at 4psi on a different car. Good luck.
     
  8. rfraze
    Joined: May 23, 2012
    Posts: 2,009

    rfraze
    Member

    Not over 5.
     

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