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Re: Spark Plug Question: DO IT NOW! Posted by JimBlake [Email] (#141) [Profile/Gallery] (more from JimBlake) on Thu, 19 Feb 2015 09:20:37 In Reply to: Re: Spark Plug Question: DO IT NOW!, Name Left Blank, Thu, 19 Feb 2015 08:56:43 Members do not see ads below this line. - Help Keep This Site Online - Signup |
Ionization voltage measured across the sparkplug gap is used as the knock-sensor. Old plugs can make that measurement unreliable.
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