Spark Plugs
06-28-2009, 12:54 PM
#12
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possibly from tomorrow you might have to change that statement 
I'm not closed to the ideas of OEM but the fact is platinum or iridium are nothing but a means to get a plug to last longer than to improve anything else.
I'm not closed to the ideas of OEM but the fact is platinum or iridium are nothing but a means to get a plug to last longer than to improve anything else.
06-29-2009, 02:45 AM
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Not an expert on this but you might find it interesting. I believe that the ones I bought from Japan has a copper core/plated.
https://www.s2ki.com/forums/index.php?showt...&#entry15763818
https://www.s2ki.com/forums/index.php?showt...&#entry15763818
06-29-2009, 02:23 PM
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Originally Posted by kitkat,Jun 29 2009, 10:24 PM
ive used copped and irridium for boosted application. AFAICT there is little to choose between them other than capital cost and service interval.
and the both of the last 5 mins under boost 
hope your well Dave?
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