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Thread: Installing LS3 injectors in 2001 F-Body, need LS3 data

  1. #21
    Advanced Tuner oakley6575's Avatar
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    Aug 2011
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    421
    Quote Originally Posted by Exidous View Post
    The LS3 injectors are rated at 58psi. The issue is that the tables from an LS3/7 don't carry over to the LS1 OS.
    I realize that. I'm wondering if the 0 column on the ls1 platform is where the injector data goes for 58psi.
    2003 Chevy Silverado Daily Driver, 408 Iron Block,
    LS3 Heads/Intake, 231/239 114, 4L80e, Yank SST 3200.

  2. #22
    0kPa is Atmospheric so if you have a 36lb injector @ 58 psi then in the 0 column you enter 36 and it goes up from there with the help of manifold vacuum.
    94 BB Rx-7 02 LS1

  3. #23
    Advanced Tuner
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    Mar 2010
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    Quote Originally Posted by DSteck View Post
    I'm sure it runs fine, but being the picky perfectionist that I am, there is a better method to translate the data instead of interpolation into the LS1 format.



    Edit: Attached is an LS1 file with all the injector data entered in. This injector data was pulled from an LS7 file... yes, the 2010 Camaros have different numbers, but they are the same injectors.
    Has any one on here used this data with a ls1 fbody computer and have any feed bacK? Im using it and and not sure if it has any thing to do with the issue I haveing of leaning out. Just wanting to double check.
    1993 reef blue Mustang coupe
    Ls1 conversion
    1 7/8 cooks headers
    AFR 205 heads
    Fast 92/92 intake
    PAT G./ EPS Custom cam 230/234 .600”/.602” 112LSA +2 advance
    century Built 4l60e with Circle D 3500 converter
    4.11 gears

  4. #24
    Tuner
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    Yeah, I'm using an LS1 01 Camaro computer for an LS3. Trying to read up on what to do before I start my tuning. One reason I'm posting/subscribing to this thread.
    Jason
    01 Camaro Z28 LS3 525hp Built 4l60e
    74 Camaro Z28 LT 355 fully forged roller with t56 4.56 gears

  5. #25
    I have since installed my LS3 injectors over the racetronics that I had. I have noticed that I have had to add about 10% to the VE in the lower area of the table. The reason being is that I had also removed the cat's and moved to a 3.5" Y over the 3" that I had. So I'm nearly 100% certain that is why I had to add the 10-15% down low and about 5% up top. I can say that I'm pretty comfortable with the injector data that was provided in this thread.

    Thanks folks for doing the conversions!
    94 BB Rx-7 02 LS1

  6. #26
    Potential Tuner stl2slo's Avatar
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    Feb 2008
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    I know this thread is old but I can't open that injector file for some reason? Any ideas? Almost have my l92 ready to fire.
    98 Z28. L92. 4l80e stock bottom end. Ported heads. Pat g cam trying to tune it sd

  7. #27
    Senior Tuner Iam Broke's Avatar
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    Jul 2009
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    Perhaps you need a newer beta? If so, contact support.
    '12 Camaro T3 2SS/RS LS3 M6, SLP TVS 2300, Flex Fuel

  8. #28
    Tuner
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    Delaware
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    would you mind putting up a copy of your editor tune for the ls3. I am in the middle of installing a ls3 crate into my 04 Silverado and it would save me months of time if I could take a look at your tune.

  9. #29

  10. #30
    Potential Tuner
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    Jun 2020
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    This is a dead thread, none of the links work to any type of data sheet