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Old 05-22-2022, 10:32 PM   #145
Pete
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Join Date: May 2010
Location: Wa.
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Default Re: Spark Plug Protrusion into Head?

Quote:
Originally Posted by flatjack9 View Post
Would there be a problem using a plug without the gasket? If you have a head that requires a 5/8" plug, removing the gasket from a 1/2" reach plug should just about make it correct.
I would not run it without a gasket. There would be a good chance of galling the seat, especially on an aluminum head.
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