false knock

[comp5oh]

i have a gen 2 just a fbo cj e85 car and car runs great but it is showing .5 knock at the top of 3rd from 6-8k rpms i can feel it fall on its face ive checked and checked for something loose replaced more sensors than i can count but cant seem to find the issue it shows 1.5 knock on 93 ive tried to put octane booster but it still shows

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[ice445]

It's almost always the exhaust when you have false knock, so triple check that. Even the complete rear of the car.

 

[comp5oh]

It's almost always the exhaust when you have false knock, so triple check that. Even the complete rear of the car.

ill check it out thank you

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