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Did a burnout tonight and...

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Old 02-17-2007 | 01:52 AM
  #61  
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Originally Posted by FHPB4C
Your idler pully is *ucked, 20 min. and your out of the woods! Part#12564401, 15mm socket( on a 02)
Yeah, just make sure that if you buy it at your local autoparts that you don't use the outer dust cover. You'll find that the aftermarket ones are not identical to OEM, if you use the covers, you'll grind the **** out of the bearing seals.

I did mine in under 10 minutes, bought the pulley at autozone for under 20 bucks.
Old 02-17-2007 | 07:08 PM
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To clear up a lot of misconceptions in here... a spun bearing will cause a noticeable loss in oil pressure and most likely wouldn't be just a slight whine like a belt. Doing a 6k burnout and running down the track at 6k ARE two different things. Under load you have better equalizing forces (those trying to push the car faster, and those holding it back). With a burnout, you have very little to no equalizing force on the pistons and rods holding the engine back (aka load). Free-revving is even worse. There is a whole topic on this in the advanced section for a more technical explanation or if you care to read further about how others explain. Personally, I would start with the easy stuff like belt/pulley squeaks and work my way toward the valvetrain and further internally. Good luck finding out what it is.
Old 02-17-2007 | 08:21 PM
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you know people should start recording these sounds and posting them on tha site so they can know exactly what they are talking about..

because a whinning noise could be anything..
Old 02-19-2007 | 09:53 AM
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Sounds Like You Broke Your Johnson Rod.
Old 02-19-2007 | 12:09 PM
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Its nice to know that all of the mechanics here have heard a spun bearing whine. Please guys, It is obvious that you have never dealt with a spun bearing or have heard one for that matter. Just as only a couple of post have mentioned, your oil pressure is the first to take a dump and then the sound of a knock is usually followed depending on which bearing was spun. In some rare cases you will get a loud squealing that doesnt sound like a belt but metal on metal. Correct me if I am wrong..... P/S pump, idler pulley or even an alternator are better possibilties.
Old 02-19-2007 | 12:12 PM
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im still sticking with ur powersteering...
Old 02-20-2007 | 02:32 AM
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alrite let me clear this up. obviously no1 here actually owns an ls1 cept me. i think u 4got u put ur gf in the truck last nite. i bet shes damn near suffacated by now. shouldnt b whining nemore
Old 02-20-2007 | 11:08 AM
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^lol.
Old 02-20-2007 | 11:37 AM
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Originally Posted by craz28
first of all thanks for all replies guys. I did the burnout for about 10-15 seconds and it held on 6,000 rpms for about 3 seconds. I think the idler pulley is what is making the noise.
Off topic but Why would you ever need to do a burn out for that long? I just dont understand it.
Old 02-20-2007 | 11:40 AM
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that sucks, my speakers make a whining sound and it gets on my nerves wvwn when the radios off
Old 02-20-2007 | 09:14 PM
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Originally Posted by mycamaroSS
that sucks, my speakers make a whining sound and it gets on my nerves wvwn when the radios off
haha..i had a 89 chevy short-wide that did that....its SUPER annoying!
Old 02-21-2007 | 11:18 AM
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who put the speakers in?? thats an easy fix its crosswired somewhere or one of the speakers is wired backass words.
Old 02-23-2007 | 12:57 AM
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Does the whine vary in pitch with load/revs?

I had a whine from the engine bay, it wasn't a belt or engine though. My battery cables were loose and the alternator was whining from being overworked. Tightened battery cables, no more whine.
Old 02-25-2007 | 10:49 PM
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There is my engine whine which also occured after the track and the original poster's whine. If you are talking about mine it seems to come from the right side as you are sitting in the car and only happens as I press the gas up to about 30-40mph. It's noticeable but, not TOO loud. I've already tried filling the ps resevoir which was a tad low but, no effect. I've got my tb at New
Era this week and when it comes back I'll look into the engine some more. If there are anymore ideas keep 'em coming.
Old 02-28-2007 | 09:57 PM
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TB is back and in ( for New Era ) Checked everything I could think of. Damn this is driving me nuts stupid high pitched whine/ whistle.
Old 02-28-2007 | 10:16 PM
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Have you taken the belt off yet and see if it continues?
Old 03-01-2007 | 12:36 PM
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You better get some bearing cheese to go with that whine!
Old 03-05-2007 | 12:32 AM
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my camaro makes a knocking and ticking sound, it does it when it first startes up till i get about 1,000 feet from the house then stops but when i start it and put it in rev and go to back out it knocks lil a son of a bitch. heres a video of it from first start the ticking sound is coming from the filter i belive because i put my hand over it and it got quiet but i could still hear the knocking. http://video.ls1tech.com/video/9153a...e60100388b.htm
Old 03-05-2007 | 08:47 AM
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i spun a bearing in mine, i can here it, there will be a ticking noise, most when the engine is neutral, and the knock sensors senses it so the motor will idle rougly
Old 03-05-2007 | 09:11 AM
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http://video.ls1tech.com/video/b96ee...e800a746bf.htm heres a diff video


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