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Unheard Of Spec Clutch Problems

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Old Jul 22, 2004 | 03:37 PM
  #1  
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Unheard Of Spec Clutch Problems

I have recently installed a Spec stage 2 clutch and the problems began. I had the flywheel turned when the clutch was being installed. We put it all back together and the clutch will not fully disengage!! I figured since I turned the flywheel I would need a shim, So we tore it all apart and bought the proper shim for it. Put it all back together and the same problem occured. So I then thought it would be the master and slave cylinder. So I bought both new units and the problem persists. I push the clutch in all the way and I can not put it in gear. It will not let me, I can start it in gear and the car will start to take off rolling. I can also barely drive it and the pedal has a bad feel to it and seems it wont engage or disengage! I have checked all the obivious with nothing!!!! Someone give me some ideas on what is causing this clutch to act up!!!
Thanks In Advance
Old Jul 22, 2004 | 03:42 PM
  #2  
Shawn 97 Z28 M6's Avatar
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Re: Unheard Of Spec Clutch Problems

When you have a flywheel resurfaced, they usually machine the entire surface area of the flywheel... Including the area where the pressure plate mounts. If you've shimmed it up, you're only gonna create more problems for yourself by making it require more travel to disengage . Bet that's what the problem is now.
Old Jul 22, 2004 | 03:42 PM
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Re: Unheard Of Spec Clutch Problems

Two things I would do.

1. check to make sure the fork didn't get bent during install and is fully pushed in.

2. bleed the slave/master cylinder.

#2 cured my problem

To bleed you remove the slave from the tranny.... hold the rod up as high as possible and move it in out slowly with the cap off of the master cylinder.


Good luck.
Old Jul 22, 2004 | 03:48 PM
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Re: Unheard Of Spec Clutch Problems

The problem was there before the shim, That is what kind of ruled that thought out. And shimming it would make it disengage earlier since the clutch and pressure plate would be closer to the slave cylinder. We have tried bleeding it several times through the described method with no luck.
One other thing to mention is that alot of you know that when you buy a new slave cylinder it has those plastic things that hold it together and then the first time you push the clutch in, it will break those two things. Well i pulled my back out after a short drive and they are not broke!
For some reason I believe the system does not have enought force to press in the clutch or somewhere there is a bind causing the pressure plate not to release the disc all the way.
I just wanted some ideas on what to look for since I have been at it for several days and have bought alot of parts with no success.
Thanks
Old Jul 22, 2004 | 06:08 PM
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Re: Unheard Of Spec Clutch Problems

You sure you put the disc in the right way.. Kinda sounds like a backward's disc.. Do you feel any type of release ? what does the pedal feel like? I'd say check your fork as well. Pull it down and make sure it goes on the t/o bearing all the way... might need to rotate it.. i have had that happen once or twice.. PITA>...
Old Jul 22, 2004 | 06:36 PM
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Re: Unheard Of Spec Clutch Problems

Yeah, I talked to Spec and they mentioned the backwards disc idea. I tried to put the stock disc on the pp backwards and it wouldnt go. The spec one was not labeled which side goes where. I am going to pull it and look for the obvious first, If I see nothing or get no other ideas, the clutch shall go back to Spec for inspection and the stocker will go back in the car..... Anyone else have some ideas?
Old Jul 22, 2004 | 07:14 PM
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Re: Unheard Of Spec Clutch Problems

I also have a SPEC stage 2 and had the same problem when I installed it. However, it installed it during a 6-speed swap, and I had trouble with the pedals (I drilled the hole for the master cylinder about a half an inch too low! ) You could see that the pedal didn't quite come all the way out. I don't know if you have this same problem.

To solve this problem I got an adjustable master cylinder so that the rod could extend farther, but now that you have this problem also, maybe it wasn't my drilling, maybe it's the stage 2. My pedal still doesn't feel like other camaro M6's, but I just thought it was the aggressive clutch and the master cylinder/pedal system being all goofy.
Old Jul 22, 2004 | 11:06 PM
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Re: Unheard Of Spec Clutch Problems

Well I took it all apart and to my suprise, I find nothing. The clutch disc was installed properly, everything looks great! So where do I go now... Anyone have some suggestions?
Old Jul 22, 2004 | 11:33 PM
  #9  
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Re: Unheard Of Spec Clutch Problems

Well, I just found out a suggestion on why it is messed up. The flywheel seems to be turned over .070 of an inch. That's insane! I have a shim for .025 cause he said he only turned it around .020. But come to find out its 1.760 thick and stock specs are 1.830!!!! I would say I need to contact this guy....
Old Jul 24, 2004 | 12:27 AM
  #10  
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Re: Unheard Of Spec Clutch Problems

Well, We got the flywheel shimmed accordingly and its still messed up. I guess it's time to put the stock one back in and go from there, Im starting to think the spec clutch is bad from the factory, Im not pointing fingers yet, But that is what it looks like, Unless some one has some ideas?
Old Jul 24, 2004 | 01:03 AM
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Re: Unheard Of Spec Clutch Problems

The problem with SPEC is thier PP's

I had a stage 2 same problem... upgraded using a different PP from SLP ... no issue...
Old Jul 24, 2004 | 01:04 AM
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Re: Unheard Of Spec Clutch Problems

The problem with SPEC is thier PP's

I had a stage 2 same problem... upgraded using a different PP from SLP ... no issue...


BTW I threw in a new FLywheel and had the same issue when I was trouble shooting.. don't force your car to drive... that's how I broke my Shift Link.
Old Jul 24, 2004 | 07:22 AM
  #13  
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Re: Unheard Of Spec Clutch Problems

Thanks, Im going to put a stock one back in tonight to see if that is it!
Old Jul 24, 2004 | 08:40 AM
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Re: Unheard Of Spec Clutch Problems

That's very interesting. I had a Spec II installed a couple of months ago and absolutely love it. No problems at all!!! I have done several hard launches and it works fantasic. The PP for the II is the same as the III ....the disc is all that is different. I would be VERY CONCERNED with the amount taken off of your flywheel...espically if you plan on any track time. I've seen bad things happen. Do you know for sure that this was the first time it had been resurfaced?
Old Jul 24, 2004 | 08:54 AM
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Re: Unheard Of Spec Clutch Problems

I have only had the car for 20,000 miles and it has 115,000 on it. So I dont know the history of the flywheel or anything. I am pretty sure that it is the clutch acting up. But I will find out tonight and keep you guys posted. Any one else had problems with their Spec clutches?



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