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Old 11-03-2010, 02:20 PM   #1
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Mike, as I understand it, IF the IMS bearing collapes and allows the central bolt to "float", then yes it will allow the timing chain(s) to jump the sprocket - what I'm not sure of if jumping one tooth allows piston / valve contact. There are many people on here that can answer that. But its the metal throughout the engine that will be the killer.

If your mechanic says there is metal particles in the filter, its not good whether its non-magnetic white metal from the big end / main bearings or magnetic steel from the IMS ball bearing. But if its only a few specs, there may be still hope......

Perhaps its time for you to have an Porsche expert inspection on this (not just a mechanic) as, after all, you are looking at the difference between parting out your car at a great loss or the possibility of resurrecting the engine.
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Old 11-03-2010, 03:56 PM   #2
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Quote:
Originally Posted by Steve Tinker
Perhaps its time for you to have an Porsche expert inspection on this (not just a mechanic) as, after all, you are looking at the difference between parting out your car at a great loss or the possibility of resurrecting the engine.
No matter what happens, it will be at great loss. If I sell the chassis, I'll be looking at a loss of about $7-9k. If I replace the engine with a used one, it will be $4-7k out of pocket. If I rebuild it, it will likely cost me $4-5k. Those are the cheap options on a car that's worth $10-12k. Since most of what's in my pockets these days is lint, I'm leaning towards the first option, but haven't decided for sure yet.
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Old 11-05-2010, 04:59 PM   #3
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They found copper in the metal bits in the oil filter, which, according to the shop, indicates main bearing.
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Old 11-23-2010, 09:11 AM   #4
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Just curious how this ended. Did you decide to have the motor rebuilt? Sorry that your trip to the track ended the way it did but I hope that does not turn you off of the boxster.
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Old 11-23-2010, 12:38 PM   #5
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Just curious how this ended. Did you decide to have the motor rebuilt? Sorry that your trip to the track ended the way it did but I hope that does not turn you off of the boxster.
I'm going to have to buy a used motor and put it in myself. It looks like I will be going through OK Foreign or LA Dismantlers; haven't decided yet.

Oh yes. It has very much turned me off of the Boxster and Porsches in general. If I ever get another, it will most likely be an older one ('70s or '80s). However, there are so many awesome cars out there, that I doubt I'll ever own another Porsche. I can't believe that there are so many design flaws in these cars (and the 911s) that still haven't been addressed. For a car maker that is so racing focused to have cars that are not designed to drive on the track is a joke. I definitely would have been better off buying a used Corvette or Camaro rather than the Boxster. If I had, it wouldn't have suffered this kind of failure, or likely any other.
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