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Thread: FI tune

  1. #1
    Tuner
    Join Date
    Mar 2007
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    FI tune

    Anyone have a tune on a blown H/C car?
    I have a 98 C5 with a mid size cam (224) and heads at (10.8 comp) with a P1SC1 at 7psi (going to 9psi)
    My timing table is WAY OFF, and to be honost, I don't even know where to START!:bang: So if I had somthing to start with, I could make the small changes

  2. #2
    Tuning Addict WS6FirebirdTA00's Avatar
    Join Date
    Jan 2005
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    Concord, NC
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    8,093
    Post the tune and we can help.
    Sulski Performance Tuning
    2000 WS6 M6 - LS6 (long block, refreshed top end), 10.8:1 CR, 90 mm ported FAST, Exo-Skel, 227/232 cam, QTP HVMC, EWP, GMMG, 9" w/4.11s
    2018 Sierra SLT 5.3L A8 - Airaid intake tube, GM Borla catback, L86 Intake/Ported TB

  3. #3
    How do you typically make a VE table for 2/3 bar MAP tunes? I'm talking the 105 kPa+ area of the table.

  4. #4
    Tuning Addict WS6FirebirdTA00's Avatar
    Join Date
    Jan 2005
    Location
    Concord, NC
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    8,093
    depends on the setup, most of the time I go from a previous base and work it from there.
    Sulski Performance Tuning
    2000 WS6 M6 - LS6 (long block, refreshed top end), 10.8:1 CR, 90 mm ported FAST, Exo-Skel, 227/232 cam, QTP HVMC, EWP, GMMG, 9" w/4.11s
    2018 Sierra SLT 5.3L A8 - Airaid intake tube, GM Borla catback, L86 Intake/Ported TB

  5. #5
    Tuner
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    Feb 2009
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    Chugiak, Alaska
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    Quote Originally Posted by b00sted View Post
    How do you typically make a VE table for 2/3 bar MAP tunes? I'm talking the 105 kPa+ area of the table.
    Mine is a 3 bar. I took my 105 kpa line, and multiplied it by 1.75 for the 315 kpa setting, then interpolated the area in between. Then slowly started working the afr error until you get it.
    1999 White T/A M6. 383 LT4 YSi 697RWHP/598RWTQ
    Run your Gen1 or Gen2 SBC with the LS1 ecu
    My mods
    HP Tuners 3 Bar Enhanced OS with RTT, priceless.