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Old 10-21-2007, 07:36 PM   #2
Scooby Guru
Member#: 98961
Join Date: Oct 2005
Chapter/Region: MAIC
Location: NOVA
2003 WRX


Hmm, off the top of my head I suspect you need a motor. Does the knock change directly with RPM? What kind of oil do you use and have you checked it recently?

It could also be timing belt tensioners but, engine knocks seems more common.
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MasterKwan is offline   Reply With Quote