Plug gap help, based on mods
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  1. #1
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    Plug gap help, based on mods

    Soooo here is what I have/will have installed when I change the plugs

    upper 2.5
    new era full CAI
    kooks ceramic headers
    kooks catless x-pipe
    kooks/kpe exhaust with elec cutouts
    green filter
    HP Tuner Pro
    Accel 9070c plug wires
    NGK TR7IX

    Question is based on the mods above what gap should I go with. And yes Ill be getting a retune after all is installed.

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    I gapped my NGK Iridium IX Spark Plugs TR7IX @ 25-27. My tuner, Justin White verified this was what we wanted.

    Mods are listed in my signature line.
    '13 CTS-V Sedan: A6, Black Raven/Ebony, Recaro's, Pano, Satin Graphite Rims

    Spring 2017 build thread:
    Hidden Content

    Airaid CAI, LPE Ported TB, NGK TR7IX Plugs/MSN Wires, Track Attack HX, D3PE 3 gal. Tank, D3PE Stewart EMP Pump,
    DMS Aux Fuel Pump/Flex Fuel Kit/Aux Fuel Filter, ID1050x Injectors, Billy Boat test pipes
    Griptec 2.5/Gates Belt, 100mm Idler, LPE SC Isolator, Reinforced Intercooler Brick/-12AN Hoses, MMS "Wild" Catch Can
    ~Justin White Tuned~

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    I've been running .028-.030 with no issues from my experience with upper only and now my current mod list.
    Current mods
    Lt1z stage 2 cam - johnson lifters - Dynospeed 4.5 intake/Green filter - Mamo LS7 ported TB - ARH headers and x-pipe to stock mufflers - Weapon X Track attack HX - weaponX carbon fiber spoiler and side blades - Varimax HX pump - NGK afx wide band - 2.45 Griptech upper - ATI lower 8.8 ring - Green belt - idler pulley - Id850s, Zl1 lid - NGK TR7ix - MSD wires - Mighty mouse catch can - BMR ice box - Side Swipe -
    160ish or 170 thermostat- Tuned.

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  5. #4
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    Quote Originally Posted by RAGU View Post
    I gapped my NGK Iridium IX Spark Plugs TR7IX @ 25-27. My tuner, Justin White verified this was what we wanted.

    Mods are listed in my signature line.
    This is correct


    Feel free to contact me for all of your tuning needs. Specializing in late model Gm Ls/lt applications and 6l80/90 trans tuning. Www.facebook.com/JustinWhiteTuned

  6. #5
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    I have always been good with .028 on a TR7IX with these cars.

  7. #6
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    I've had really good luck gapping tr7ix's to .032 and using MSD wires.

    Full bolt-on's, e85, 2.55/9.17, and cam.
    -Avijit-
    2009 A6 White Diamond CTS-V Sedan
    711whp/680wtq- stock heads, stock blower.
    10.61 @ 131 (with stock cam)

    4.5" G-Force intake / 2.55"/9.17" / ATI balancer / ID1300's / GPTuning stage 2.5 cam / BTR Valvetrain / DMS flex fuel kit / DMS fuel pump kit / DMS ZL1 lid kit / DMS FuelLab filter kit / D3PE HX with 3 gallon tank / Lingenfelter HX pump / Mamo ported LS7 TB / NGK tr7ix / MightyMouse PCV Can / Straub Technologies Trunnion kit / Msd plug wires / American Racing Headers LT with X pipe / Corsa Sport axle back / Weld s71 17x10 & 18x5 / 275-50-17 M&H Drag Radials
    **David Griffin Tuned**

  8. #7
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    Awesome thanks gents! .28 to start and see !

  9. #8
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    And this is the Accel wires everyone has had good luck with correct (even though it doesnt list the V there?)
    https://www.summitracing.com/parts/a...ibanner=SREPD2


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