Any grand national mechanics in the MN area

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I belong to the club but there are.few that confidently work one them and the ones that do dont have time
 
basically having any issue with knock. So first figure put why its knocking and second depending one what it is possibly fix it
 
first thing is to check your fuel pressure.. line on and line off.. then make sure it goes up 1 psi for every 1psi of boost.
 
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