It should be really easy to check crankshaft thrust clearance with a dial indicator. Any idea whether any of the shops have done this yet?
Also you can send off a sample of the engine oil for analysis. If anything is letting the crank walk...
I have a 2010 LC that had 211k when i got it
I've been going through and replacing all wear items
Before i owned it, it had NEVER been offroad, had been in SoCal its whole life, and used a commuter by a friends wife
EVERY SINGLE rubber bushing...