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Old 02-10-2012, 03:09 AM   #54
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Join Date: Dec 2009
Location: Australia
Posts: 387
My Ride: 325ci
The original DISA part number for the M54 2.5 litre engine 11617502269 which is now replaced with 11617544806. The O-ring ID is 58mm OD I suspect should be no greater than 62mm, considering the O-ring I had was 3mm thick and this was to large.

Last edited by Schnake; 02-10-2012 at 05:46 PM.
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