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JWL · 08-29-2012, 06:02 AM

It is impossible to "read" plugs for the purpose of determining air/fuel ratio adequacy if the plugs are "used" plugs. Readings can only be taken on a new set of plugs.

08-29-2012, 06:02 AM	#5
JWL Member Emeritus Join Date: May 2010 Location: Fitzgerald, Georgia Posts: 2,204	Re: photos of my plugs after a burn It is impossible to "read" plugs for the purpose of determining air/fuel ratio adequacy if the plugs are "used" plugs. Readings can only be taken on a new set of plugs.