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-   -   factory drilled 2 piece rotors? (https://www.yenko.net/forum/showthread.php?t=137162)

Tracker1 04-20-2016 05:51 PM

factory drilled 2 piece rotors?
 
What is with the holes in these 69 Z rotors? balancing? service replacements?

https://www.yenko.net/ubbthreads/pics...2575-rotor.jpg

Lynn 04-20-2016 10:49 PM

Re: factory drilled 2 piece rotors?
 
Balancing. I have seen various numbers of holes.

Tracker1 04-21-2016 01:03 AM

Re: factory drilled 2 piece rotors?
 
<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Lynn</div><div class="ubbcode-body">Balancing. I have seen various numbers of holes. </div></div>

As installed from Norwood &amp; LOS? Thanks Lynn.

Kurt S 04-21-2016 03:04 AM

Re: factory drilled 2 piece rotors?
 
As manufactured and supplied to the plant.

Tracker1 04-21-2016 11:38 AM

Re: factory drilled 2 piece rotors?
 
<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: Kurt S</div><div class="ubbcode-body">As manufactured and supplied to the plant. </div></div>

So was it pretty random occurence Kurt, or a &quot;during a certain month of the year&quot; kind-of-thing at both plants?

Kurt S 04-22-2016 03:33 AM

Re: factory drilled 2 piece rotors?
 
Just as needed to balance the rotors. Mine have at least 4 holes.

Tracker1 04-22-2016 03:25 PM

Re: factory drilled 2 piece rotors?
 
Thanks Kurt.


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