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Max TQ on Exedy Twin HD

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Old Feb 19, 2010 | 11:30 AM
  #16  
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Thanks 05blue8
Old Feb 19, 2010 | 11:34 AM
  #17  
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So besides the clutch stop. are people still using the two wave springs for the exedy multiplates ? Sorry for the off topic.
Old Feb 20, 2010 | 11:35 AM
  #18  
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From: Teh internets.
Originally Posted by BLKCarbonEVO
^ I would go triple. The Twin I believe should hold up on the street ok at out tq level but the track is a different story. The Twin can't take all the heat from the launches and will slip and depending on how high you are revving may have lockout problems.

Mikey
Thats my problem though, the car is more of a DD and wont see many track passes in a year, 2 or 3 trips at best with about 3 or 4 passes per trip. The car isnt at the track every weekend or anything
Old Feb 20, 2010 | 02:39 PM
  #19  
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Twin w/400tq should be okay for limited track use. It really depends on how much wear and tear the clutch has. Launching really lowers the lifespan of the twin considerably.

Mikey
Old Feb 21, 2010 | 09:27 AM
  #20  
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Originally Posted by BLKCarbonEVO
^ lol whats the total? I didn't the whole two plate thing...
around $960 i just rounded
Old Feb 21, 2010 | 09:41 AM
  #21  
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this is good info...i might be buying a Twin now
Old Feb 21, 2010 | 09:48 AM
  #22  
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However, If you plan to upgrade to anything over 500hp I would just go ahead and get a triple now.

Mikey
Old Feb 21, 2010 | 10:06 AM
  #23  
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Originally Posted by BLKCarbonEVO
However, If you plan to upgrade to anything over 500hp I would just go ahead and get a triple now.

Mikey
Or just avoid Exedy completely.
Old Feb 21, 2010 | 10:16 AM
  #24  
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Exedy seems to be really good for 2.3 and 2.4L motors. They tend to have problems above 8-8.5k... Quartermaster twin disc is a great clutch!

Mikey
Old Feb 21, 2010 | 10:35 AM
  #25  
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From: Teh internets.
Shep talked me out of the quartermaster for a true street car, and that says a lot for me particularly because I was dead set on the QM being the right clutch and it takes a lot to talk me out of something. He said its an incredible clutch, but not for a daily driver because of the fact that its unsprung and the engagement is not streetable. The discs will absolutely wear prematurely from over-slipping it in traffic to get moving.

The average life on a QM that was DD'd was around 12,000 miles till a rebuild from what I saw, Exedys as we know see 40,000 miles or more with no problems.

He said even the new models that are coming out are all unsprung, if it werent for that fact hed sell tons of them, but he sells roughly 1 QM to every 20 Exedys.

Last edited by Svendiesel; Feb 21, 2010 at 10:38 AM.
Old Feb 21, 2010 | 10:42 AM
  #26  
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Does Shep prefer Exedy twin or triple? Also regular plate or carbon? I have never dealt with Shep but thanks for the post. I do love my Exedy and never had any problems. Drivabilty is amazing too.

Mikey
Old Feb 21, 2010 | 12:20 PM
  #27  
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From: Teh internets.
Regular or carbon we didnt discuss, I couldnt afford a carbon

Heres what he said about the triple vs the twin for my situation of mainly a street car, but with a moderate amount of power behind it still. Also, I mentioned that someone said they thought their triple drove better than their twin did.

"Well the problem is that the only triple I would use for normal street use is not an off the shelf unit. The normal triple suffers from spline wear issues due to the reduced thickness of the splines per disc. They have a revised hub and disc set but they do not come in the units they sell ( don’t ask me why )."

Answering when I mentioned that someone said their triple drove better than a twin, he's very for a sprung hub on a street car
"The solid hub again is the issue. To say a triple drives better than the twin is just not possible. The twin is a very nice clutch."


Here is a picture he sent me with Exedys revised design
Attached Thumbnails Max TQ on Exedy Twin HD-exedy-triple.jpg  

Last edited by Svendiesel; Feb 21, 2010 at 12:22 PM.
Old Feb 21, 2010 | 12:35 PM
  #28  
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^ So is he saying that a triple won't last as long on the street? Thanks for the nice post too.

Mikey
Old Feb 21, 2010 | 12:35 PM
  #29  
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I'm gonna go with another twin on my next rebuild.. 440tq holds fine
Old Feb 21, 2010 | 01:14 PM
  #30  
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From: Teh internets.
Originally Posted by BLKCarbonEVO
^ So is he saying that a triple won't last as long on the street? Thanks for the nice post too.

Mikey
No prob And I believe so yes.

I showed one of my friends the conversation between shep and I and he goes to me,
holy sh*t, NASA doesn't have this much trouble launching the space shuttle and you cant pick a clutch for your car, what the hell.

I found that pretty hilarious.


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