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« Last post by J_Speegle on May 02, 2024, 10:59:36 PM »
First welcome to the site.
Not really our focus here and you may be served better on a different site but lets get some of the basics out of the way.
Was the test done wet or dry?
Has this engine been sitting for a while?
If so have you thought about putting a scope down that hole through where the spark plug attaches?