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Indy repair trying to scare me from pulley install

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Old Dec 10, 2012 | 01:02 PM
  #1  
klonsbury's Avatar
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Joined: Sep 2010
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From: Moore, OK
2007 CLK 550
Indy repair trying to scare me from pulley install

I need some advice guys. I'm about to get this AMS pulley installed and the local MB independent shop advises against it.

He says "9 times out of 10, there's a pin that gets sheared off and then the crankshaft needs to be replaced. This is because the aftermarket pullies aren't machined correctly".

I called the MB dealership here and they act like this install will be fine. Obviously neither place will warranty my work because I'm supplying my own part.

Thoughts?

Thanks,
Kyle.
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Old Dec 10, 2012 | 02:25 PM
  #2  
betrezra's Avatar
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Joined: Nov 2009
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From: Texas
C63 507 AMG DA Car #19
I've had a crankshaft snout rounded off due to faulty crankshaft bal install (by myself)...... so it can happen.
This was 25 yrs ago on a domestic product, but if you have any doubts I would sell this part and get headers/tune.

GL.
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Old Dec 10, 2012 | 07:30 PM
  #3  
Yidney's Avatar
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2008 CLK550 Cab
All I can tell you is that the E55 forum is full of pulley horror stories. You might want to read some of those threads over there.
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Old Dec 10, 2012 | 08:02 PM
  #4  
togaclk55's Avatar
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From: Bay Area, CA
CLK55
Not worth the headache imo
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Old Dec 10, 2012 | 10:48 PM
  #5  
Louie D's Avatar
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From: San Diego North County
2015 E400 CAB, 2010 Jeep Compass, 2009 E350 Sedan
The AMS pulley is a exact specs has for as dimensions goes. I have had mine for a little over 2 month no problems to report as of yet, And yes I can tell a big difference with it installed. I know of a few members here that have had the pulley installed for years now also no proplems.
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