Thread: What spark plugs to go with?

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  1. #1 What spark plugs to go with? 
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    Gonna change out the plugs asap.

    What plugs should i go with and what gap?

    05 L32 Long block
    Ported Polished Milled Heads
    130# springs, Xp Cam, 65# injectors
    Stock bottom end
    Zzp turbo headers
    Precision 67mm Turbo
    Turbonetics Evo Wastegate
    Greddy blowoff
    Large Front Mount
    Meth injection
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  2. #2 Re: What spark plugs to go with? 
    Turbo is the way to go. Fivefingerdeathpunch's Avatar
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    103's or 104's, see what the car likes.

    Prolly stay around a .050 to .055 gap.

    SMGPFC Member #1
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  3. #3 Re: What spark plugs to go with? 
    GrandPrix Junkie machinegunsquid's Avatar
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    I'd go with 103's gapped around.050. Depending on the boost levels you may get blow out, start closing the gap and find your sweet spot

    "**** bills. You can live in your car but you can't race your house" -dsmuts
    Want her to stop when she's not looking karate chop her in her crotch that should quiet her for a bit or at the very least put a smile on your face -REDCOMPG
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  4. #4 Re: What spark plugs to go with? 
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    I'm on 11psi
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  5. #5 Re: What spark plugs to go with? 
    I live here. SlowNA06's Avatar
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    I'd start with 104's at .060. Maybe you need to spend another $12 for plugs... who cares?
    Irridium spark plugs last 100k mi and work just as well as copper. Copper is a waste on N/A and only lasts 15k mi. Don't use Platinum.
    Use 195* tstat unless you can thoroughly explain why not; 99.9% don't need a lower temp.
    Almost any oil filter, ever, is of higher quality than ACDelco. Spend $6+.
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  6. #6 Re: What spark plugs to go with? 
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    Went earlier today

    I went with the 103, Which were what was in there (forgot which i did before) They were the XP plugs tho, Any difference? i went with just reg 103's Gapped at .050
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  7. #7 Re: What spark plugs to go with? 
    GT Level Member ls1camino's Avatar
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    I run 104s gapped at .035
    2000 Pontiac Trans Am WS6 M6: 427ci LS3, Built T56, Moser 9" w/ 4.11 Gearing, Full Suspension, and 6-point Cage.
    2000 Pontiac Grand Prix GTP: Twincharged (T67 Turbocharger).
    2007 Chevrolet Silverado 3500 Dually: Intake, Exhaust, and Tune.
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  8. #8 Re: What spark plugs to go with? 
    GXP Level Member darkhorizon's Avatar
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    XP's are much nicer on turbo setups. Gap under 035.
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  9. #9 Re: What spark plugs to go with? 
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    Quote Originally Posted by darkhorizon View Post
    XP's are much nicer on turbo setups. Gap under 035.
    Think i should change the gap on my Reg 103's , at .050 now.
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  10. #10 Re: What spark plugs to go with? 
    GXP Level Member darkhorizon's Avatar
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    and backcut them. Running AL's are sorta a pain in the ass.
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  11. #11 Re: What spark plugs to go with? 
    GT Level Member DJNight2k's Avatar
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    well than what would you suggest?
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  12. #12 Re: What spark plugs to go with? 
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    i got ngk tr7's at .35
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