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Irregular tapping coming from head. S13 SR20DET
Audio file: http://dl.dropbox.com/u/330734/SR20D...op_Tapping.mp3
I'm pretty sure it's coming from the head. I don't hear it during initial start-up. After warm-up (maybe a min) it starts tapping. I'm wondering what it is? Maybe lifters tapping?
-Danny
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