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Thread: Injector Data 12613412 Gen 3 PCM

  1. #1
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    Question Injector Data 12613412 Gen 3 PCM

    Hey guys, Just wondering if someone could share a tune for 12613412 Injectors. I need to convert it for a gen 3 computer. The files I've found already that have been converted are sorta all over the place.

    Here's what I have so far - 2006 Sierra 2500HD 6.0 Tuned With crossover sheet 12613412.hpt
    Here's One file I was comparing to - 1000th try is a charm maf tune 3 ve 3 -adj maf -- 12613412 injector data (2).hpt

    Somewhere on here, there is an excel Sheet that converts LS3 to LS1 data, I used that to convert the data I found from a stock tune (or so I assume) that had 12613412 injectors
    Notice the fuel tables vs voltage and flow rates vs intake vac are different.

    Does my fuel Data look right (edit - Looked at a 3d chart and something is def wrong) ? Does anyone have a stock tune file for a vehicle with these injectors or even better a converted fuel data for a gen3 to compare to?

    edit - Forgot to ask but I've seen guys online only change fuel flow rate data (and very roughly) when swapping OEM injectors. Can ou tune perfectly fine without worrying about injector data? Is it more of a thing you do so you don't have to redo MAF and VE if you swap injectors latter?

    Thanks
    Last edited by JacobVH; 03-31-2023 at 07:58 PM.

  2. #2
    Tuning Addict blindsquirrel's Avatar
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    P59 12613412 58psi base return-style.hpt
    P59 12613412 58psi returnless.hpt

    The spreadsheet was made for early Gen 4s, it does not give valid data when used with something like 2010 L96 data, which is what those injectors come from.
    https://forum.hptuners.com/showthread.php?98228
    Nobody wants to hear your straight-piped V6 Camaro/Mustang/Challenger/350Z. You are not in a movie, you are not 'DK'. Everyone hates you.

  3. #3
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    Quote Originally Posted by blindsquirrel View Post
    P59 12613412 58psi base return-style.hpt
    P59 12613412 58psi returnless.hpt

    The spreadsheet was made for early Gen 4s, it does not give valid data when used with something like 2010 L96 data, which is what those injectors come from.
    https://forum.hptuners.com/showthread.php?98228
    Thanks, That helps a lot. I didn't realize the spreadsheet was just to convert earlier years, but that explains why my numbers were all off.