[Ultramaroon]

Originally Posted by humfrz

OK, good, so, we can get a bore scope in there......

I wonder if a scope can be placed in there to see the TOB while the engine is running .. ??

If so, I wonder if a TOB bearing, that is going bad, would wobble or smoke or show any other signs of getting bad...??

Let's brainstorm this possible diagnostic method to sense a failing TOB ..

No brainstorming necessary. It gets hot and melts the center bushing before it frags. The question is how long it lasts in that time between failure and catastrophic failure.