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      05-14-2022, 08:34 PM   #6
Polarbert
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Drives: 2006 Z4M Roadster
Join Date: Aug 2015
Location: San Diego

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Quote:
Originally Posted by XMetal View Post
Good call on the bearing change. For some reasons, copper doesn't show up well on the Blackstone test.

Even with both taps in place, my car sounds like a can of marbles rattling around between 2k-3k. It now purr like a sewing machine after swapping in the Beisan redrilled hub disc.

BTW, who did all the work for you in San Diego?
Yeah I've noticed my rattling sound at that RPM has completely disappeared. Kind of nice to experience the engine as if I had bought it new.

It was B and B Autohaus. Extremely good service.
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