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Thread: WTB injectors

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  1. #1
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    WTB injectors

    Just trying to get an idea of what size and brand fuel injectors everyone is running with a boosted 6.0L. The goal is 600+ at the wheels and I was hoping siemens 60#ers would get me there without MAXXING the duty cycle. Also, I plan to run a Bosch 044 on a return system with an aeromtive regulator. What do you all think? Should I go with 72#ers just to be safe or would 60's be OK?

    ~ Forged engine of some type ~ Ball bearing turbo of an unconfirmed size ~ 4L8000 trans ~ Beefy fuel system ~

  2. #2
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    You already know the answer to this question, B. Go big, because you know that youre gonna keep adding power (youre diseased like the rest of us). Besides, you sure as hell dont want to lean that thing out when youre pushing all that air

  3. #3
    Join Date
    Apr 2005
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    The Woodlands, TX
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    The siemens 60's are rated at 43lbs fuel pressure so at the 58lbs these trucks run, they flow about 72lbs/hr. That's plenty
    01 ECSB 1/2 ton 4x4 6L GMC
    11.03@127
    KB Racing Borg Warner S475 turbocharged
    http://i3.photobucket.com/albums/y57/Kbracing96/kbracing96copy-1.jpg

  4. #4
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    Hmm....I also plan to use the boost rise on the regulator which will up the fuel pressure to somewhere around 65psi in my case. At that rate I'm guessing the siemens 60's will flow a TON. Just trying to make sure

    ~ Forged engine of some type ~ Ball bearing turbo of an unconfirmed size ~ 4L8000 trans ~ Beefy fuel system ~

  5. #5
    Join Date
    Apr 2005
    Location
    The Woodlands, TX
    Posts
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    I'm pretty sure your good, I thing guys have pushed near 800 with them
    01 ECSB 1/2 ton 4x4 6L GMC
    11.03@127
    KB Racing Borg Warner S475 turbocharged
    http://i3.photobucket.com/albums/y57/Kbracing96/kbracing96copy-1.jpg

  6. #6
    Join Date
    Nov 2007
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    Pittsburgh, PA
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    for price of 60s you could get 80s.

    80s are 400 new its when you go past that is when they cost big money.

    at 600 hp 60s are fine on gas
    2002 Lightning - GT headed 5.5Litre w/ Twin 7665s
    2002 Silverado - 427Lsx w/ Twin gt4202s
    2010 Silverado crewcab Z71 - 5.3litre w/ procharger
    2000 Wrangler - 5.3litre with some stance
    2014 Xsport- 3.5 Eco boost
    412 Motorsports

    it ain't that I'm too big to listen to the rumors, It's just that I'm too damn big to pay attention to 'em..That's the difference

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