Anyone tell me what my used spark plugs say about how my motor is running?

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Mar 21, 2019 | 06:53 PM

#11

mln01

Camel Trophy

Joined: Dec 2009

Posts: 3,883

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From: Charlotte

I think the plugs look fine, but there are only six. I expect running the engine with only six plugs installed caused it to not only run rough, but loudly too.

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