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      08-13-2012, 11:33 PM   #9
JeffchaPz
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Drives: 2007 Z4M
Join Date: Sep 2011
Location: Austin, TX

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Quote:
Originally Posted by inTgr8r View Post
It won't need it every 15k

...FWIW, anyone doing shims;
you also need to be cautious about fitting too tight, especially on the exhaust side.
Exhaust valves depend on contact time with the seats for cooling.
too tight = less contact time = overheated exhaust valves.

Yes sir... like I mentioned above... I allowed .012 and not .013 so I should between specs.

Yes or yes?
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