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TR55 or TR6

This is a discussion on TR55 or TR6 within the 3.8L V6 Supercharged (L67)(L32) forums, part of the Engine category; Needing some new plugs and wondering which to choose. Very light mods...FWI, ported sc, no cat, Zzp 10.3mm wires...

  1. #1
    SE Level Member logan809's Avatar
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    Default TR55 or TR6

    Needing some new plugs and wondering which to choose. Very light mods...FWI, ported sc, no cat, Zzp 10.3mm wires
    Last edited by logan809; 02-22-2012 at 09:06 PM.
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    I want a Volvo. Fivefingerdeathpunch's Avatar
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    Default Re: TR55 or TR6

    Boo ZZP wires.

    Autolite 605's.

    SMGPFC Member #1

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    Totally Banned, bro. blueguy's Avatar
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    Default Re: TR55 or TR6

    Agreed.

    New Lifetime warranty plug wires from your local auto parts store.

    Autolite plugs...probably 606's or 605's...gapped at .050".

    Done and done.

    Stock pulley, wants hotter plugs.
    1998 Silvermist GT Coupe - All the N/A couldn't help it...
    2003 Blue-Black Metallic GTP Sedan - Thrasher'd -- Watch me lose to an '80's Crapbox!!
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    GXP Level Member txslow6's Avatar
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    Default Re: TR55 or TR6

    TR6's are what I use when spraying a vehicle.

    With that being said 605's. If you drop to a 3.4 pulley then I'd recommend some AL104's.

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    SE Level Member logan809's Avatar
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    Think I'm gonna retire the POS Zzp wires also. Just gonna get some cheap wires, either oem or Taylor, and some 605s from Orielly's tomorrow
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    Donating Users gtpsleeper's Avatar
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    Default Re: TR55 or TR6

    good choice^^^^
    20* of timing on a 2.8/genV knock free and a stock cam... one mean corn fed machine

    proud mark VIII victim!!! suck it...

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    SE Level Member logan809's Avatar
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    What kind of wires do you use Jarred?
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    Donating Users gtpsleeper's Avatar
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    Default Re: TR55 or TR6

    Quote Originally Posted by logan809 View Post
    What kind of wires do you use Jarred?
    PRJ Performance Ignition Wires: 3800 Performance

    and thats really only cuz i got em for like 80 to my door brand new...

    do I like them? yes (i got the black ones though)

    are they overkill? probably...

    with your mods I would just go with stock or some 8mm taylors...
    20* of timing on a 2.8/genV knock free and a stock cam... one mean corn fed machine

    proud mark VIII victim!!! suck it...

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    SE Level Member logan809's Avatar
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    I've heard good things about prj's...arent they just Taylor 409's and MSD boots and crimps?
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    Donating Users gtpsleeper's Avatar
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    Default Re: TR55 or TR6

    I think thats the zzp wires... but im not really sure though it could be... ive had em for 4 years problem free
    20* of timing on a 2.8/genV knock free and a stock cam... one mean corn fed machine

    proud mark VIII victim!!! suck it...

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    SE Level Member logan809's Avatar
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    Default Re: TR55 or TR6

    who knows. anyone have any idea why summits site says the AL605's arent compatible with a 97 gtp?
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    Default Re: TR55 or TR6

    summit???

    Why not just listen to us.

    Stock delco wires with AL 605's copper cores.

    From Napa.

    SMGPFC Member #1

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    Donating Users gtpsleeper's Avatar
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    Default Re: TR55 or TR6

    cuz its not the ones gm use... i get weird looks every time i pull up in my car and get a set of 103s... but then again I get those same looks at a flex fuel pump...

    trust us itll be fine...
    20* of timing on a 2.8/genV knock free and a stock cam... one mean corn fed machine

    proud mark VIII victim!!! suck it...

  14. #14
    Pretty colours matt5112's Avatar
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    Default

    Tr6's are too cold for my car which is top swap with an intercooler and a 3.4.

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    SE Level Member logan809's Avatar
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    Too cold? I thought tr6 were the same heat range as stock..correct me if I'm wrong
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    Totally Banned, bro. blueguy's Avatar
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    Default Re: TR55 or TR6

    No.

    Goes like this.

    ACD Factory replacements/AL606's
    AL605's
    AL104's/NGK TR55's
    TR6's
    AL103's
    AL103R's

    TR6's are the common choice for people who are past a 3.4" setup but not quite in that "crazy range" with a 3.0" or lower where the 103's are successful
    1998 Silvermist GT Coupe - All the N/A couldn't help it...
    2003 Blue-Black Metallic GTP Sedan - Thrasher'd -- Watch me lose to an '80's Crapbox!!
    2010 Victory Red MPG Machine/Framescraper - LOBALT
    Need Help Modding Your 3800??? CLICK ME!!!


  17. #17
    SE Level Member logan809's Avatar
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    Default

    Got the stock wires and al605s on...no more misfires
    1997 Grand Prix GTP
    Ported Gen 3, Ported TB, FWI

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    Default Re: TR55 or TR6

    Quote Originally Posted by logan809 View Post
    I've heard good things about prj's...arent they just Taylor 409's and MSD boots and crimps?
    Yes, at least that's what mine are.
    Slowest 'Cooled Gen V ever


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    Default Re: TR55 or TR6

    ^^^thanks I couldn find anything to answer his question
    20* of timing on a 2.8/genV knock free and a stock cam... one mean corn fed machine

    proud mark VIII victim!!! suck it...

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    SE Level Member blazed16's Avatar
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    Default Re: TR55 or TR6

    Dont want to start new thread and just want a confirmation before i go buy stuff in the next couple days.

    I have 01 GTP with intake so autolite 605's would be best with stock wires or taylor and gapped at 0.50 ?

    If i cant get the autolites out here what would be my next best choice for the basically the same plug? and would it also be gapped at 0.50

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