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Discussion Starter #3
Me too! All those times I held a plug in a wrench to see if it fired. Looking for one of those plug testers online right now.

Mike
 

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I have a spark tester.

It "gator" clamps to a ground and you plug the wire to it.
The test gap is adustable to match your plug gap.

You can test all 4 plug on one side quickly.

It is like this one:
 

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Love that spark plug tester
My buddy's dad was an IH mechanic for 30+ years. He would just grab the electrode an yell "turn it over." I saw him do it many times.

What can you do but shake your head.
 
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