buying new plugs whitch ones do i need 03 whipple cobra 17lbs boost
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Thread: spark plugs?
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09-29-07, 10:14 AM #1Member
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spark plugs?
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09-29-07, 10:46 AM #2Senior Member
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I would do NGK TR7IX Not sure about the gap...
or
NGK TR6
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09-29-07, 12:16 PM #3Senior Member
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I have NGK TR6 in my Cobra
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09-29-07, 12:23 PM #4Member
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whats the difference between going one step colder than 2 steps colder on the plug?
what do you think about those autolites AR94' s?
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09-29-07, 12:25 PM #5Administrator
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I use the NGK BR7EF. They are 2 steps colder and I have no idle or drivability issues.
Sold
2004 Cobra, Whipple ,TH-400
Burning Corn
9.97 - 135.5
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09-29-07, 04:22 PM #6Senior Member
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would the br7ef be too cold of a plug for 12lb of boost?
2003 svt Lightning
chickenears cai
bassani catback
bassani catted mid
LFP stage one W/ 4lb lower
Fluidyne HE
a little faster then stock.
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09-29-07, 04:50 PM #7Administrator
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I have run as low as 15 PSI with no problems.
Originally Posted by santa_rosa_lt1
I can't see why it would be an issue. I have no problems just cruising around.Sold
2004 Cobra, Whipple ,TH-400
Burning Corn
9.97 - 135.5
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09-29-07, 06:04 PM #8Senior Member
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right on then.thnks for the reply!!!!
2003 svt Lightning
chickenears cai
bassani catback
bassani catted mid
LFP stage one W/ 4lb lower
Fluidyne HE
a little faster then stock.
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