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-   -   Non-SVX: Calling engine experts. (https://www.subaru-svx.net/forum/showthread.php?t=40141)

Mr. Pockets 08-06-2007 12:22 PM

Non-SVX: Calling engine experts.
 
My friend and I autocross his 2nd-gen Eclipse GST in STX. At the last event we did, in mid-July, we had a rod bearing fail. We caught it pretty quickly and trailered the car home. It probably drove for a half a mile, if that, after the failure.

When the oil pan was removed, large hunks of bearing were in the oil pan. I assumed they must not have come out gently.

With the cap removed from the rod, the big surprise is that there isn't any serious damage to the crank journal. There's a thin (3-4mm) scuffed band around the journal, but nothing you can feel. It's the only imperfection in the polished surface of that journal.

Now, I'm no expert, but I'm tempted to get a new set of rod bearings, ensure the correct tolerance with plastigage and reassemble. If the engine eats another set of bearings or really tears itself apart, then we'll rebuild it. :)

But I'm certainly open to your opinions. :) Maybe that's a terrible idea.

TomsSVX 08-06-2007 12:33 PM

You really shouldn't but you sound lik you know what you are done... If you want a quick fix... do it .

It would be much better to pull the crank and have it turned down and buy the next size oversized bearings for a new rod

Tom


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