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Old 09-19-2013, 08:18 AM   #24
ppbon
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Join Date: Nov 2005
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Quote:
Originally Posted by haz View Post
He said they change from double to single row in 99:
Mine is a 2000 (and just almost failed), it is a double row bearing.

So his logic isn't 100% correct, when he states that engines started failed right after they went from double to single bearing....
Porsche started the change of the IMS bearings in the (calendar) year 1999 which is (model) year 2000. The first part of the MY2000 production run included dual row bearings, which is your particular case.
happy Boxstering,
Pedro
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