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Old 10-09-2012, 09:41 AM   #3
You don't get me
mike54's Avatar
Joined: Mar 2004
Oddometer: 13,364
It could be the throttle bodies. The shaft wears and allows the butterfly to move in pulse with the intake. I would call that a tapping sound but some might call it knocking. Easy enough to put a finger on the shaft while the bike is running and see if it makes a difference.
A genius is the one most like himself. - T. Monk via S. Lacy

Do stand up guys lie?
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