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Thread: fuel pump

  1. #1

    fuel pump

    what size fuel pump should i be running on my car, it runs high 10's low 11 seconds but i'm getting a stumble sometimes around the 1/8 mile marker. i'm running a holley blue now do you think it's to small. thanks for your help. mack.

  2. #2
    Senior Member DYNO OPERATOR
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    I've ben running the blue forever,1/2 inch line ,as fast as 10.70 and 7000 rpm.

    No problems
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  3. #3
    i'm running 5/8 line from pump to regulator then 1/2 inch from reg to cool can then to carb do you think that's hurting anything.

  4. #4
    Senior Member DYNO OPERATOR
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    5/8 what are you using a garden hose,,,,Just kidding.

    there are people on here that are more knowledgable than me on this subject,there is a science to it,but I would look at carb or ignition.JMO
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  5. #5
    lol.. yea i got a deal on the #12 braided hose so i used it.

  6. #6
    Senior Member RACING JUNKIE
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    If it's holding good fuel pressure going through the traps, then it's just fine.
    -WJ Birmingham

    OneBadGMC.com

  7. #7
    that's something eles i need to know where should you hook the fuel guage up at the regulator after the regulator or what.

  8. #8
    Senior Member DYNO OPERATOR
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    carb side of the reg.you cant do anything without knowing the fuel pressure!
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  9. #9
    Senior Member MASTER BUILDER
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    I ditched my Holley and chucked in a BG400. Never had a prob in my Camaro.
    It Ain't Over Til Its NOVA - 634ci of S*#t Your Pants!

  10. #10
    what kind of fuel pressure you run with your bg400 and camaro.


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