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Old 09-14-2016, 12:53 PM   #11
Irish   Irish is offline
 
Join Date: Dec 2014
Posts: 738
I'm not positive on this but I was told that when "reading" plugs on motorcycles , you run to full throttle & then shut the engine off & "read" the plugs! You NEVER let the engine return to idle because you will get a "false" reading. Irish
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