Top end noise usaully the sign of needing a valve adjustment. some occassions just need a new cam chain tensioner. when you rev up engine rpms, if the sound goes away that means your tensioner is bad and not adjusting properly. if the noise gets worse then it's time to let a technician do his thing.
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Top end noise usaully the sign of needing a valve adjustment. some occassions just need a new cam chain tensioner. when you rev up engine rpms, if the sound goes away that means your tensioner is bad and not adjusting properly. if the noise gets worse then it's time to let a technician do his thing.