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spark plugs ok? car shut off in boost

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Old 06-01-2008, 05:53 PM
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Default spark plugs ok? car shut off in boost

92 hatch ls/vtec s200, 1000cc, 91 octane, gt3076r 255 walbro pump
ok so when i am driving and i hit boost and it feels like i get a fuel cut it sometimes does it and sometimes it does not and i get off the gas and give it more gas and it starts to go again could it be my spark plugs i need new ones?




Old 06-01-2008, 06:41 PM
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Are you running a colder plug than when you were stock? When was the last time you changed them?
Old 06-01-2008, 06:47 PM
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plugs look good in my opinion, what do you have them gapped to?
Old 06-01-2008, 06:52 PM
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Default Re: (jDMJeRk)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by jDMJeRk &raquo;</TD></TR><TR><TD CLASS="quote">plugs look good in my opinion, what do you have them gapped to?</TD></TR></TABLE>

Lol..I failed to look at the pics
Old 06-01-2008, 07:42 PM
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Default Re: spark plugs ok? car shut off in boost (drift2004)

How much boost you running ? Sounds like the spark is blowing out. What ignition setup do you have?
Old 06-01-2008, 07:43 PM
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Default Re: (jDMJeRk)

plugs look good i see no signs of detonation on the inside of the plug. especially if it shut off during boost that would be the best read anyway. i say your having a fuel cut issue somewhere. or going into limp mode or a blown plug maybe......gap?
Old 06-02-2008, 05:17 AM
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Default Re: (HybridcivicLS-T)

If the engine was hitting some type of fuel cut then the plugs would show detonation from leaning out. What type of tuning system are you running? Also, Do you have any A/R readings?
Old 06-02-2008, 07:06 AM
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Default Re: (DrivenMC)

19 pounds but even at 15 it would do it, i have stock ignition, with msd spark plug wires, this all started after i had it re tuned i will try some new plugs see how it works
Old 06-02-2008, 07:34 AM
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Default Re: (drift2004)

That gap seems a little too tight. What is the gap exactly? Also your ground electrode shouldn't be that white. The blackness on the ground should be closer to the midpoint. Your blackness is close to the threads. Maybe it's the pictures that make it seem that way.
Old 06-02-2008, 07:35 AM
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Default Re: (drift2004)

i'd prolly retard the timing a little bit. Looks to me that the ground strap is getting burnt almost to the base of the plug.

what plug gap are you running?
Old 06-02-2008, 01:36 PM
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Default Re: (98vtec)

get that gap down to around .020". also the last plug in the pic looks a little richer than the others, but i definately dont see any detonation signs. id hope you are at least running a 7 or 8 heat range on the plugs
Old 06-02-2008, 02:00 PM
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Default Re: (blackeg)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by blackeg &raquo;</TD></TR><TR><TD CLASS="quote">get that gap down to around .020". also the last plug in the pic looks a little richer than the others, but i definately dont see any detonation signs. id hope you are at least running a 7 or 8 heat range on the plugs</TD></TR></TABLE>

Hooollly what? .020? The smallest I have ever had to go on anything is .025
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