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Motordyne exhaust mod 10hp and 40tq

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Old 05-07-2008, 06:54 PM
  #41  
jonnylaw
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Originally Posted by tranceformer95
Not sure if anyone's seen it yet but I saw this in Nissan Sport Magazine.

Are there no flex sections present in the exhaust chain?

I can't really tell from the pic and haven't seen it firsthand.
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Old 05-07-2008, 07:01 PM
  #42  
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I'm curious as to what the modification is. MD does have a solid reputation for producing some quality products. And I have yet to see another manufacturer provide the level of support as them.
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Old 05-07-2008, 07:05 PM
  #43  
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Originally Posted by jonnylaw
Are there no flex sections present in the exhaust chain?

I can't really tell from the pic and haven't seen it firsthand.
Yes, there are flex lines in the system. I wouldn't do without them.
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Old 05-07-2008, 07:07 PM
  #44  
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Originally Posted by Hydrazine
Yes, there are flex lines in the system. I wouldn't do without them.
nice
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Old 05-07-2008, 07:07 PM
  #45  
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Originally Posted by jonnylaw
Are there no flex sections present in the exhaust chain?

I can't really tell from the pic and haven't seen it firsthand.
It doesn't look like it. Looks like there's 3 sections: y-pipe, mid-pipe, mufflers.

EDIT, Tony just said there were flex sections.
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Old 05-07-2008, 07:08 PM
  #46  
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go tony ! i hope that in time you will have an electric conversion kit for a 350z.... or any other car that would be CRZ !
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Old 05-07-2008, 07:13 PM
  #47  
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Funny how I was thinking about when PM'ing Tony about his exhaust (which I have been waiting on for years now) last night before going to bed and to see this thread today.

Originally Posted by Wired 24/7
If it's from Motordyne, it's not going to be BS.

Tony's been around for quite a while now, even though a million other companies have put out exhausts, Tony has put likely thousands of hours of research into this exhaust (he's been working on it for at least a good 3 years IIRC)

You best believe it's going to work, I really don't think you can say the same thing for most of the companies that released their exhausts hastily.
+1 on everything.

Originally Posted by QuadCam
It sounds, to me, like Motordyne is developing some sort of variable backpressure exhaust. Maybe at super low rpms, it has alot of backpressure.....thus adding 40 ft-lb of torque right off idle.

as rpms and flow rises, the backpressure of the exhaust will decrease.

If done properly, the exhaust system can be maximized to give the most gains possible at all rpms.

BTW, the gains won't be 40ft-lb greater at peak torque.

of course, this is just my guess as to what Tony is coming out with.....but it is probably a pretty good guess.
That's the first thing that popped up in my head. But how's that revolutionary? Other high end cars have this already (i.e., LP640), don't they? Maybe it's not electronically (based on RPM (?) ) controlled like the Lambo one.

Last edited by 3hree5ive0ero; 05-07-2008 at 07:16 PM.
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Old 05-07-2008, 07:17 PM
  #48  
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No electric conversion kits for the Z LOL!
...but the day electric engines ever become common and installed into a car even remotely sporty, I already have plans to get more HP out of it.
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Old 05-07-2008, 07:47 PM
  #49  
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any idea of how much longer before the mod comes out? i hear the exhuast will be out by some time around June. Its been a couple months since i heard about this mod and not knowing whats going on with it is killing me.
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Old 05-07-2008, 07:51 PM
  #50  
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You are right about the exhaust but don't hold your breath on the other mod. It can not be rushed.
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Old 05-07-2008, 07:58 PM
  #51  
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I've been searching and waiting for your exhaust since you spoke of ideas you had, AWHILE ago.

Is the the other mod what yielded the huge gain?
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Old 05-07-2008, 08:01 PM
  #52  
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Yes.
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Old 05-07-2008, 08:55 PM
  #53  
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Originally Posted by Hydrazine
Yes.
Very cool stuff tony. I really liked your exhaust when i saw it at Precision Z for that dyno day.

Just curious, have you started development for any HR-specific components?
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Old 05-08-2008, 12:09 AM
  #54  
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Tony, you and Brent made an awesome exhaust keep it up!!!
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Old 05-08-2008, 12:24 AM
  #55  
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Damn, I can't wait for this exhaust. I've been waiting for a good exhaust for quite awhile. Im looking forward to knowing the "exhaust mod" as well.
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Old 05-08-2008, 04:30 AM
  #56  
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Hmmm, subscribing for the patent approval in 2010!
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Old 05-08-2008, 04:56 AM
  #57  
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Originally Posted by aloh
Just curious, have you started development for any HR-specific components?
Nothing only for the HR, but all of these exhaust components are fully compatible with all 350Z's 2003-2008.
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Old 05-08-2008, 07:31 AM
  #58  
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You better get a security detail on that shop of yours
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Old 05-08-2008, 08:51 AM
  #59  
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Originally Posted by Hydrazine
You are right about the exhaust but don't hold your breath on the other mod. It can not be rushed.
The funny thing is that you will be running around with 40lbs of extra torque for months before it's been seen by the public. Now thats sick with it.....
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Old 05-08-2008, 09:17 AM
  #60  
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not fair....man doesnt patent process an attention from GM etc take years . Cause they normally view inventions and duplicate it themelves on a different level.


much respect tony....damn looks like this is gonna take a while variable pressure exhausts systems there saying ..althought not reveolutionary because its already been developed , maybey the design versititlity of this unit hes making will be the key thing. cant wait. Being none platform speciific i would assume its a bolt on component somewhere in the exhaust sections.
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