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Home » Public Forums » GMCnet » [GMCnet] Reviving the Cad 500  () 1 Vote
Re: [GMCnet] Reviving the Cad 500 [message #165524 is a reply to message #165431] Fri, 06 April 2012 06:52 Go to previous messageGo to previous message
jhbridges is currently offline  jhbridges   United States
Messages: 8412
Registered: May 2011
Location: Braselton ga
Karma:
Senior Member
I wrote the other reply before I saw this :).  I simply couldn't - and can't - think of a good reason to isolate a simple pulley that way.  Money is invloved - and if everything is concentric the potential for failure in service would go through the roof.  However, auto engineers do what we'd consider Strange Things because they have both inform,ation and constraints in the design and debug process we normally aren't aware of.
And, while I sympathize with the trouble you have, I'm also intrigued to find out what's causing it.  It's a lot less stressful when it's someone else's equipment!
 
--johnny
'76 23' transmode norris
'76 palm beach

From: Ken Henderson <hend4800@bellsouth.net>
To: gmclist@temp.gmcnet.org
Sent: Thursday, April 5, 2012 9:21 AM
Subject: Re: [GMCnet] Reviving the Cad 500

Johnny,

I'll bet that was an externally balanced engine.  My engine guy was
balancing one of those last week and having a heck of a time because of
just that feature.

The Cadillac's internally balanced.  While that certainly doesn't exempt it
from becoming imbalanced by external components, I don't think a
machined-round part like a hub and a matching machined-round rigid pulley
are likely to do it.  I'll bet the QC rejection rate on those components is
nearly zero.

Ken H.


On Thu, Apr 5, 2012 at 6:26 AM, Johnny Bridges wrote:

> Mopar Performance was adameant that I use the damper which was supplied
> with the crankshaft.  How that translates to GM stuff, I dunno.  But you
> know it's balanced with the original one.
>
>
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Foolish Carriage, 76 26' Eleganza(?) with beaucoup mods and add - ons. Braselton, Ga. I forgive them all, save those who hurt the dogs. They must answer to me in hell
 
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