Fuel line sizes

Discussion in 'PSI Superchargers Tech Questions' started by hotrodharlkey, Jun 27, 2009.

  1. hotrodharlkey

    hotrodharlkey New Member

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    building a 540bbc with 12-71 littlerfield blower/enderle big&ugly hat/brodex heads/746 lift cam/110 enderle fuel pump..what size of lines do i need to run?not running port injectors only injectors in hat for now.here is fuel line routing i got from good vibrations.

    http://www.goodvibesracing.com/Technical/E-FUELLOGDIAGRAMNITRO.PDF
     
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  2. blowntrifive

    blowntrifive Member

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    If you are talk about from the pump to the valve,I would say #8 feed and #6 for the returns hope this is what you meant,Vinnie.
     
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  3. hotrodharlkey

    hotrodharlkey New Member

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    click on the link i have listed..it shows the fuel lines.need the size for all these lines it is showing.
     
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  4. hemi altered 378

    hemi altered 378 Blown Altered

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    out of the shutoff....to inlet on barrel valve...#8.
    out of high speed in back of barrel valve to hat dist. most people run a hard line #8.
    hi speed, idle check, and pump saver all get #6. out of fuel log to tank....#8. if you choose not to run a fuel log, make all returns #6
    we don't use a log, so i have the main jet, hi-speed, and the idle check each on their own line back to the tank. pump saver gets ran to bottom of inlet fitting that screws into bottom of pump. hope this helps
    Darren
     
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  5. hotrodharlkey

    hotrodharlkey New Member

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    thanks;;exactly what i was needing.i was looking at a 3 way fuel shut off and wasn't sure if i need to get #6 or a #8 and i wanted to see if i had the right size fuel line already or if i was going to need to buy more.now i know what i'll be needing to get
    thanks
     
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