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Message: <blockquote data-quote="cloudbuster" data-source="post: 458012" data-attributes="member: 6653">I just finished running in the seals today at the recommended mileage.  There seems to be better acceleration at low rpm.  For the heck of it, did another round of GT1 Vanos Leak Test.  The exhaust readings came out slightly better than the last time during initial beisan seals installation at 5.6 but it's still outside the recommended tolerance by BMW.Check through the Beisan forum and was surprised to read that the vanos leak test is not one of the test that Beisan does in their R&D after installation of their seals. Here's the link <a href="http://www.bimmerboard.com/forums/posts/810210" target="_blank">http://www.bimmerboard.com/forums/posts/810210</a></blockquote>