Quote:
Originally Posted by Jeff Alton
2006 997 IMSB replacement = engine disassembly. With the big bearing in your motor you really have nothing to worry about IMSB wise.
When you go in there it certainly makes sense to replace both seals (RMS and IMSB seal) at the same time.
Cheers
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I was referring to IMS in general, but in his case, removing the rear seal on the non serviceable IMS is critical, as they are known to also fail, just not in the numbers of the earlier units.