Spark Plug Question -
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post #1 of 3 Old 06-10-2008, 06:16 PM Thread Starter
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Spark Plug Question

I hate to ask, but I will. What is the significance of the ring/spacer/washer that comes with new spark plugs? Thanks...

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post #2 of 3 Old 06-10-2008, 06:21 PM
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Two things.

1.) Keeps plug from coming loose.

2.) Helps create a good seal.
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post #3 of 3 Old 06-10-2008, 06:28 PM Thread Starter
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Makes sense........thank you sir!
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