P0304 code advice??

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geeeee89

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did you ever figure this issue out? I'm having the same code with a misfire between 2300-2800 rpm along with an O2 sensor code
 

1997

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good to hear you got it sorted and thanks for posting up the solution.
i had the dreaded P0300, lots of posts, pretty much nothing on solution.
Resolved my issue and posted fix :)
 
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