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spun bearing question

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Old Dec 22, 2008 | 11:31 AM
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Old Dec 22, 2008 | 02:27 PM
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Default Re: spun bearing question

Low or no oil pressure
Old Dec 22, 2008 | 02:45 PM
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Default Re: spun bearing question

or a loud knock coming from your bottom end..
Old Dec 22, 2008 | 03:16 PM
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Default Re: spun bearing question

oil pressure at start... then after warmup your light comes on. if you catch a bad bearing early enough you can replace them. ive heard stories but never had any experience with it.... wouldnt bother with it

i do know however if you heard the rod slapping the crank its f'ed.
Old Dec 23, 2008 | 11:30 AM
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Default Re: spun bearing question

so if u dont have a pressure gauage u cant really tell??
Old Dec 23, 2008 | 03:39 PM
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Default Re: spun bearing question

mmmm on a honda your light will start coming on after warm up. thats usually the best clue
Old Dec 23, 2008 | 11:24 PM
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Default Re: spun bearing question

Dropping the pan isn't all that hard, nor time consuming. What are your suspicions of a spun bearing? Drain your oil, see if there are any metal shavings in it. If there is, that's a good hint to a spun bearing.
Old Dec 24, 2008 | 08:01 AM
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Default Re: spun bearing question

Originally Posted by I spy Psi
Dropping the pan isn't all that hard, nor time consuming. What are your suspicions of a spun bearing? Drain your oil, see if there are any metal shavings in it. If there is, that's a good hint to a spun bearing.
i noe just like to noe wen rebuilt is needed n cant drop the pan every oil change....
Old Dec 24, 2008 | 12:31 PM
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Default Re: spun bearing question

Originally Posted by 2kSi
i noe just like to noe wen rebuilt is needed n cant drop the pan every oil change....
Really...? You're too lazy to type in a manner to suggest that you're not ignorant, I have serious doubts you'll spend some time to look into the situation.

Rod knock caused by a bad bearing will usually be accompanied by a, well grab your chair, a knocking sound which is typically louder upon startup/before warm-up, then get progressively quieter, typically getting even more quieter under higher RPM's (though of course the knocking gets faster). When this happens you can almost bet your crank is screwed, hopefully not beyond the point of having it turned down and polished.

Drain your oil into a CLEAN container (as in drained and even wiped down), drop your pan, take a magnetic screw grabber (it's a magnet on a telescoping "pen") and fish around first in the container you drained the oil in and then the oil pan itself after inspecting the magnet to see if there is metal from the container.
Old Dec 24, 2008 | 07:22 PM
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Default Re: spun bearing question

Originally Posted by DeFunk
Really...? You're too lazy to type in a manner to suggest that you're not ignorant, I have serious doubts you'll spend some time to look into the situation.

Rod knock caused by a bad bearing will usually be accompanied by a, well grab your chair, a knocking sound which is typically louder upon startup/before warm-up, then get progressively quieter, typically getting even more quieter under higher RPM's (though of course the knocking gets faster). When this happens you can almost bet your crank is screwed, hopefully not beyond the point of having it turned down and polished.

Drain your oil into a CLEAN container (as in drained and even wiped down), drop your pan, take a magnetic screw grabber (it's a magnet on a telescoping "pen") and fish around first in the container you drained the oil in and then the oil pan itself after inspecting the magnet to see if there is metal from the container.
Am not home and usin my phone and its hard to type complete words!!!! And I never had never had the experience of a spun bearin and heard lots of ppl on here went through it and wonderin if anybody can tell when it starts and the syptoms and what cause it in the first place. Thanks for your advice but calling name keep it else where...



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