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Old 07-19-2015, 11:52 AM   #5
Eman
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Join Date: May 2014
Location: E TN
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Default Re: Spark Plug Reading Tool

Quote:
Originally Posted by Glenn Briglio View Post
Cut the threaded section off and easy to read porcelain.
I saw an easier way to do this. You make a holder for the plug and use a holesaw to cut the back part of the plug that holds the porcelain piece in. It works great compared to a saw.
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