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      03-20-2013, 06:22 PM   #9
elerner61
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Drives: '07 Z4M Roadster
Join Date: May 2011
Location: Mount Kisco, NY

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Since you don't know when/if the valves have been adjusted, find a good Indy shop that has done it before and while they have it, ask them to suss out that sound. Sometimes you just gotta pay the piper
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