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Old 10-22-2007   #1 (permalink)
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Default 1996 Mustang Cobra SVT, Transmission Noises?

I have the 1996 SVT and its got the T-45 tranny I believe. I replaced the throwout bearing because it always had a whine to it. The whine is still there. Also when I slightly apply pressure to the clutch now I get a whine from the throwout bearing. Are these just known to be noisy trannys? Thank you
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Old 10-22-2007   #2 (permalink)
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It might not be the tranny. I have the same problem with my 99 and I think it may be the release bearing.


Is it almost like a little click-click-clicking sound? Originally it happened when I depressed the clutch pedal, not it happens all the time UNLESS I depress the clutch pedal. I am 99% sure it is the release bearing for me. I am going to get a new clutch put in over the winter (I put her away as I am in Canada) and will get it fixed then...reason being that it isn't expensive for the part, but it takes a bunch of labour to get in there (clutch, flywheel, etc. need to be removed I think)

Anyway, hope this helps!
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Old 10-22-2007   #3 (permalink)
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The relase bearing is just another name for throw-out bearing, did you mean pilot bearing? If I remember correctly, you only need to remove the clutch to access the pilot bearing, not the flywheel.
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Old 10-22-2007   #4 (permalink)
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Default throwout bearing

I just replaced the throwout bearing because I thought it was it. Brand new bearing and still some winding up noises. No clicking though. The throwout bearing is cheap, mine was $38. It sucked pulling the tranny in my driveway off of jacks, but once its out, its a 2 minute swap for the bearing. The pilot bearing could have something to do with it, however its only with the clutch depressed so I doubt it. To change the clutch you may not need to pull the flywheel but you should. When you pull the flywheel take a air sander or something and rough it up in a cirular pattern a little bit because it removes the surface of it which makes it easier for the clutch plate to "stick" to it. Also it's easier to get the pilot bearing out.
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Old 10-22-2007   #5 (permalink)
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So when you push the clutch in, the noise goes away? Mine has been doing that for quite a while now and so far I have replaced the transmission (unrelated to the noise), 2 clutches, 3 tobs, and 2 pilot bearings, no change. I have come to the conclusion that it's the rear-end, I just haven't had the time or money to upgrade.
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Old 10-23-2007   #6 (permalink)
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This sounds like a problem. I can definately here it right at the tranny. It's got me beat, especially after you saying that you replaced all that stuff.
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Old 10-24-2007   #7 (permalink)
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Have either you or funky replaced the throw out bearing retainer? It's a chronic problem, as the bearing retainer is made of a soft aluminum alloy and wears easily. No matter how many new bearings you throw in there, it will continue to squeel.

I've been able to cure most of them by installing a hardended steel retainer.
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Old 10-24-2007   #8 (permalink)
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are you referring to the throwout fork? The arm the cable connectrs to? Thanks
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Old 10-24-2007   #9 (permalink)
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Quote:
Originally Posted by dbmstr124 View Post
are you referring to the throwout fork? The arm the cable connectrs to? Thanks
No, the bearing retainer slides over the input shaft. The TOB rests between the retainer and the clutch fork.
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Old 10-25-2007   #10 (permalink)
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I'm lost, what the heck are you talking about ??? The TOB slips on the fork (which I have replaced btw) and is held in place by the retainer fingers, then the assembly slips over the input shaft. I have never seen or heard of a bearing retainer other than the retainer fingers which are part of the clutch fork. The only thing I haven't replaced is the fulcrum ball. Do you have any pics? I'd be pretty pissed (yet relieved) if it was something as petty as this!
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Old 10-25-2007   #11 (permalink)
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I guess you're talking about the tube that slips over the input shaft. I found a pic of one for a T-5, but couldn't find one for a T-45. What are the odds that both retainers were worn out on 2 different transmissions, causing the same noise?
Attached Thumbnails
1996-mustang-cobra-svt-transmission-noises-retainer.jpg  
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Old 10-25-2007   #12 (permalink)
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I've never seen that before either. I will check that out, I'm not sure to tell how it's bad, but I'm sure you will be able to see it. I'm going to just try and pull off the cover and try the ol' WD-40 on it first. I live in South Carolina and it's always raining, maybe the salt water just dried her up...thanks
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Old 10-25-2007   #13 (permalink)
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Quote:
Originally Posted by FunkyBoss View Post
I'm lost, what the heck are you talking about ??? The TOB slips on the fork (which I have replaced btw) and is held in place by the retainer fingers, then the assembly slips over the input shaft. I have never seen or heard of a bearing retainer other than the retainer fingers which are part of the clutch fork. The only thing I haven't replaced is the fulcrum ball. Do you have any pics? I'd be pretty pissed (yet relieved) if it was something as petty as this!
Ok, the pivot ball is what the clutch fork slips onto in the bellhousing, and is held tight against the bellhsouing by the fingers. If the fingers you mention are bent in any way, it can cause damage to the bearing retainer. (that's why if yo have a TOB squeek, to get it replaced as soon as possible).

Also when you installed the TOB, did you grease anything? The bearing retainer is the cover that goes over the input shaft, it's what the TOB slides back and forth on so it's hard to miss. You really need to grease the retainer on installation of the new TOB, or else it will squeek until you do.

Last, you need to make sure the clutch is then properly adjusted with an aftermarket quadrant and firewall adjuster, or else you'll never get it to be quiet.

I don't have pics on me, but I'll do a search online and see if I can get a diagram or something.
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Old 10-25-2007   #14 (permalink)
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I didn't know anything about adjusting it like you said. Thank you for that information...I may have to pull the tranny again but thank you.
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Old 10-25-2007   #15 (permalink)
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Quote:
Originally Posted by dbmstr124 View Post
I didn't know anything about adjusting it like you said. Thank you for that information...I may have to pull the tranny again but thank you.
No need to pull the transmission. Just buy yourself a good quadrant and firewall adjuster and get the adjustment correct.

The problem with 99% of transmission problems is from improper clutch adjustment. Very few people actually know how to properly do it, and it will usually cause hot spots in the flywheel, squeaking, squeeling, etc.
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