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Old 02-28-2015, 02:16 PM   #2
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Join Date: Feb 2005
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Originally Posted by jdlmodelt View Post
my 99 got a replacement Porsche Factory rebuild engine in 2008 after the original engine cratered with 37,000 miles on it. I have heard the Porsche rebuilt engine in 2008 likely has the non externally replaceable engine. Has anyone heard of the failure rate of these bearings?
Any factory replacement engine installed after 2005 would carry the non serviceable bearing. While there is no published data on how frequently they fail, they do fail, but at a low rate; perhaps similar to that of the original factory dual row bearings.
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