[ http://www.twinturbo.net/nissan/300zx/forums/general/view/1912512/NGK-advised-us-that-Iridium-plugs-were-the-best-to-run.html ]
[ http://www.twinturbo.net/nissan/300zx/forums/general/view/1913050/More-Answers.html ]
[ http://www.twinturbo.net/net/viewmsg.aspx?forum=general&msg_id=1913157&forum=general&dtSearch=3 ]
[ http://specialtyz.com/shop/ngk-iridium-ix-spark-plugs.html ]
You shouldn't have to reset anything when installing spark plugs.
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