# WTF Happened to my CLUTCH?!

**URL:** <https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112>\
**Category:** NYSpeed Automotive\
**Created:** [September 8, 2010, 9:27am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112 "2010-09-08T09:27:10Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 9:27am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/1 "2010-09-08T09:27:10Z")

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**Some background:** I drove on this clutch in the summer of '06 and '07 - Never had an issue. 3+ track days at Dunnville, 1 night at NYIRP, 20k miles max maybe? Stored the car for '08 and '09 (and as of now, most of '10 too) and moved it once in a while, driving it maybe twice? Never an problem starting until this spring when the clutch went to the floor and wouldn’t come back. No biggie I thought, I planned on replacing the rear main anyway so the trans had to come out regardless. The car sat outside for a few months in the snow before moving it into the shop.

This is a full-feramic clutch setup rated @ 600ft/lbs

Pulled the trans and the damn thing was stuck to both the pressure plate and flywheel… material from the disk looks like it melted or rusted to them? Either way, looks like I need a new clutch, lol;

**Pressure Plate:**  
 ![http://www.nyspeed.com/pictures/clutch/1.jpg](http://www.nyspeed.com/pictures/clutch/1.jpg)

![http://www.nyspeed.com/pictures/clutch/4.jpg](http://www.nyspeed.com/pictures/clutch/4.jpg)

**Disk:**  
 ![http://www.nyspeed.com/pictures/clutch/3.jpg](http://www.nyspeed.com/pictures/clutch/3.jpg)

![http://www.nyspeed.com/pictures/clutch/2.jpg](http://www.nyspeed.com/pictures/clutch/2.jpg)

**Flywheel:**  
 ![http://www.nyspeed.com/pictures/clutch/5.jpg](http://www.nyspeed.com/pictures/clutch/5.jpg)

![http://www.nyspeed.com/pictures/clutch/6.jpg](http://www.nyspeed.com/pictures/clutch/6.jpg)

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**Author:** ![cougarspeed](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/cougarspeed/32/7468_2.png) [@cougarspeed](https://forums.speedlife.net/u/cougarspeed)\
**Post date:** [September 8, 2010, 9:28am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/2 "2010-09-08T09:28:56Z")

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You still have a car? haha get that thing out!

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**Author:** ![mtg](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mtg/32/5388_2.png) [@mtg](https://forums.speedlife.net/u/mtg)\
**Post date:** [September 8, 2010, 9:33am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/3 "2010-09-08T09:33:17Z")

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I’ve never seen or heard of that happening. Very strange

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<div class="post-metadata">

**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 9:33am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/4 "2010-09-08T09:33:32Z")

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Ha! Working on it…

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**Author:** ![POOPRA](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/poopra/32/7188_2.png) [@POOPRA](https://forums.speedlife.net/u/POOPRA)\
**Post date:** [September 8, 2010, 9:38am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/5 "2010-09-08T09:38:06Z")

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that sucks, any warranty on that thing?

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<div class="post-metadata">

**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 9:41am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/6 "2010-09-08T09:41:18Z")

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I was an early-adopter for this clutch (Southbend DXD) back in the day so I doubt I have any recourse, but I’ve emailed them to see what they thought of it.

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**Author:** ![ubengineering](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ubengineering/32/5171_2.png) [@ubengineering](https://forums.speedlife.net/u/ubengineering)\
**Post date:** [September 8, 2010, 9:43am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/7 "2010-09-08T09:43:18Z")

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better than what happend to this guy (R i know fag00000ts)

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**Author:** ![BadnewsMike](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/badnewsmike/32/7419_2.png) [@BadnewsMike](https://forums.speedlife.net/u/BadnewsMike)\
**Post date:** [September 8, 2010, 9:51am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/8 "2010-09-08T09:51:31Z")

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I had to take peaces off my flywheel P-plate, after the rivits broke on the GTI i bought/sold… but still not as cool as your fail 😛

 ![http://img.photobucket.com/albums/v467/badnewsmini/GTI/DSC_0037.jpg](http://img.photobucket.com/albums/v467/badnewsmini/GTI/DSC_0037.jpg)

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<div class="post-metadata">

**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 9:55am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/9 "2010-09-08T09:55:54Z")

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Yeah… I’m stumped. :gotme:

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**Author:** ![Carnut](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/carnut/32/7590_2.png) [@Carnut](https://forums.speedlife.net/u/Carnut)\
**Post date:** [September 8, 2010, 9:58am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/10 "2010-09-08T09:58:29Z")

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It would appear that the composition of your clutch friction surface contained some ferrous material. I think you nailed it on the head when you said it rusted, thus when prying apart the fused parts broke off. Like brakes, clutches need to be used…driven. Good luck.

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<div class="post-metadata">

**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 10:03am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/11 "2010-09-08T10:03:05Z")

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> [@Carnut](#):
>
> It would appear that the composition of your clutch friction surface contained some ferrous material. I think you nailed it on the head when you said it rusted, thus when prying apart the fused parts broke off. Like brakes, clutches need to be used…driven. Good luck.

The only thing that doesn’t really fit with that is there looks to be a ‘burn’ ring around the PP and some color changes that make me think it might have slipped at some point? Also how would there only be one small ring? Uneven pressure on the disk?

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<div class="post-metadata">

**Author:** ![tpgsr](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/tpgsr/32/7374_2.png) [@tpgsr](https://forums.speedlife.net/u/tpgsr)\
**Post date:** [September 8, 2010, 10:06am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/12 "2010-09-08T10:06:37Z")

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Everything that you just pointed out makes sense for it not looking right at all. If it was rusted, you would expect a ring ripped off all of the way around and covering more of the surface. I have to assume that corrosion is the correct answer, but why in such a limited surface area?

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<div class="post-metadata">

**Author:** ![Carnut](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/carnut/32/7590_2.png) [@Carnut](https://forums.speedlife.net/u/Carnut)\
**Post date:** [September 8, 2010, 10:15am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/13 "2010-09-08T10:15:50Z")

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Uneven distribution of ferrous materials in the friction surface? Who knows how much worse it would have got if the car sat longer.

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**Author:** ![ultradriver10000](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ultradriver10000/32/7397_2.png) [@ultradriver10000](https://forums.speedlife.net/u/ultradriver10000)\
**Post date:** [September 8, 2010, 10:18am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/14 "2010-09-08T10:18:12Z")

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> [@Onyx Z32](#):
>
> I’ve emailed them to see what they thought of it.

> [@Onyx Z32"](#):
>
> **Some background:** I drove on this clutch in the summer of '06 and '07 - Never had an issue. 3+ track days at Dunnville, 1 night at NYIRP, 20k miles max maybe? Stored the car for '08 and '09 (and as of now, most of '10 too) and moved it once in a while, driving it maybe twice? Never an problem starting until this spring when the clutch went to the floor and wouldn’t come back. No biggie I thought, I planned on replacing the rear main anyway so the trans had to come out regardless. The car sat outside for a few months in the snow before moving it into the shop.

You have almost a 4 year old clutch, that sat around in a high humidity area not being used. I can’t believe you even contacted the manufacture. I should send GM an email asking why my piston ring failed on my 1997 Corvette with heads/cam and N20, with 50K miles and over 30 bottles of juice through it. Just to see what they think of it.

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<div class="post-metadata">

**Author:** ![boardjnky4](https://avatars.discourse-cdn.com/v4/letter/b/96bed5/32.png) [@boardjnky4](https://forums.speedlife.net/u/boardjnky4)\
**Post date:** [September 8, 2010, 10:26am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/15 "2010-09-08T10:26:14Z")

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> [@ultradriver10000](#):
>
> You have almost a 4 year old clutch, that sat around in a high humidity area not being used. I can’t believe you even contacted the manufacture. I should send GM an email asking why my piston ring failed on my 1997 Corvette with heads/cam and N20, with 50K miles and over 30 bottles of juice through it. Just to see what they think of it.

that seems a bit harsh. He only had 20k miles on it. Clutches usually last to about 80k. Even with a lot of abuse I think this should have held up better.

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<div class="post-metadata">

**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 10:26am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/16 "2010-09-08T10:26:31Z")

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> [@ultradriver10000](#):
>
> You have almost a 4 year old clutch, that sat around in a high humidity area not being used. I can’t believe you even contacted the manufacture. I should send GM an email asking why my piston ring failed on my 1997 Corvette with heads/cam and N20, with 50K miles and over 30 bottles of juice through it. Just to see what they think of it.

Except you’re not friends with GM and I’m friends with Southbend, ass. 😉

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<div class="post-metadata">

**Author:** ![See4Ways](https://avatars.discourse-cdn.com/v4/letter/s/3ec8ea/32.png) [@See4Ways](https://forums.speedlife.net/u/See4Ways)\
**Post date:** [September 8, 2010, 10:31am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/17 "2010-09-08T10:31:06Z")

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didnt i just sell you a clutch and flywheel? put mine in problem solved

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<div class="post-metadata">

**Author:** ![Onyx\_Z32](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/onyx_z32/32/7581_2.png) [@Onyx\_Z32](https://forums.speedlife.net/u/Onyx_Z32)\
**Post date:** [September 8, 2010, 10:33am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/18 "2010-09-08T10:33:56Z")

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> [@1995z2d8](#):
>
> didnt i just sell you a clutch and flywheel? put mine in problem solved

It needs friction disks which cost more than a replacement comparable to what I’ve got now, lol. And I’m not a big fan of twin disk chatter.

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<div class="post-metadata">

**Author:** ![MPD47](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mpd47/32/7383_2.png) [@MPD47](https://forums.speedlife.net/u/MPD47)\
**Post date:** [September 8, 2010, 10:38am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/19 "2010-09-08T10:38:04Z")

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> [@boardjnky4](#):
>
> that seems a bit harsh. He only had 20k miles on it. Clutches usually last to about 80k. Even with a lot of abuse I think this should have held up better.

Performance clutches in high HP cars do NOT last 80k. :lol:

> [@Onyx Z32](#):
>
> It needs friction disks which cost more than a replacement comparable to what I’ve got now, lol. And I’m not a big fan of twin disk chatter.

Stop whining, put the twin plate in and be a man.

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<div class="post-metadata">

**Author:** ![Freek](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/freek/32/7357_2.png) [@Freek](https://forums.speedlife.net/u/Freek)\
**Post date:** [September 8, 2010, 10:40am UTC](https://forums.speedlife.net/t/wtf-happened-to-my-clutch/160112/20 "2010-09-08T10:40:22Z")

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[sarcasm]Is that and organic clutch? Looks like the organic part started to grow roots. [/sarcasm]

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