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Checking a main bearing

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MCH86GN

Well-Known Member
Joined
Aug 20, 2008
Messages
1,468
I wanted to check one of my main bearings. Is it ok to simply remove the main cap and look at the bearing and assuming no issues simply tighten the main cap back to spec with a torque wrench?

Thanks.
 
If there is no bearing material in the filter I see no reason to do that.And if there is it time to remove the engine . If the rear main seal is leaking so bad that you're oiling the underside down, yes two birds with one stone is OK. but just to look, not something I would do.
 
If there is no bearing material in the filter I see no reason to do that.And if there is it time to remove the engine . If the rear main seal is leaking so bad that you're oiling the underside down, yes two birds with one stone is OK. but just to look, not something I would do.
Well in 2019 the oil pressure switch, sprung an oil leak. The oil started leaking out the prongs of the pressure switch and my oil did hit a critically low mark.
Maybe I shut my engine off in time and there was not damage, because I couldn't find any metal particulate in the filter medium. However, since I am replacing my oil pan and gasket I figure it might be worth looking at to see if bearing number 2 has any damage. But, with no discernable loss of oil pressure while running with the engine heated up maybe I should just leave it alone. I do not want to actually take it off. I am concerned that if I did remove it, on reinstall I wouldn't get it torqued properly or just unsettling the number 2 main bearing.

I will tell that if there is no real damage to the main and/or rods bearings I would be somewhat shocked, because I did lose almost all of my oil.

Thanks for input, I really appreciate it.
 
If you're pulling your oil pan you'll see everything you need to know. How many miles, oil pressure, oil weight? My pressure was a whopping 10 psi with 20w50, when I pulled my pan holy moly what a mess. The turbo buicks oil pan has this great feature where you'll never drain any crap out of the bottom of it because of the drain plug setup.
 
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