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yank's 4l80e conversion

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Old May 8, 2006 | 03:52 PM
  #41  
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Originally Posted by Earl H
At $15K, for this system, you guys must have a lot of Rolexes...thanks for putting everything in perspective

Good luck to you.

price is $10,500.00
and the watch was a very Nice gift from one of our customers
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Old May 8, 2006 | 05:10 PM
  #42  
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Originally Posted by Earl H
At $15K, for this system, you guys must have a lot of Rolexes...thanks for putting everything in perspective

Good luck to you.
I want a ROLEX Nope a GOOD working Auto will do just fine
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Old May 8, 2006 | 05:16 PM
  #43  
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Originally Posted by yankman
price is $10,500.00
and the watch was a very Nice gift from one of our customers
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Old May 8, 2006 | 05:18 PM
  #44  
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Originally Posted by yankman
Give some of your insight of what will go wrong!
I have been in the chassis and race car building bussness for over 30 years and our design team has over 100 years working for GM Powertrain in the Transmission division of Hydramatic on the Th400 and 4l80-e programs they had worked on this at Gm for a design study with many testing hours involved
So please I want to hear your ideas to pass on to them
Thank's
Mike
I'm not trying to be a di&k , but your reply on LS1Tech is an evasive answer , the only two C5's I know of , Paul Major and Alan Eckert ( and I know them both personally ) needed to sink a lot more money and time into there T-400 conversions to get them to work , and I'm sure your familiar with Greg Kordis , he bought a T-400 conversion from you that Lingenfelter is installing right now , he told me what he went through so far , and it's not what I want to hear .

Again , What type of real world testing has been done ? Behind how much horsepower ? How about some pics of the entire tunnel to show how much room is left for the exhaust .
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Old May 8, 2006 | 05:58 PM
  #45  
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Originally Posted by STEALTH 99 C5
I'm not trying to be a di&k , but your reply on LS1Tech is an evasive answer , the only two C5's I know of , Paul Major and Alan Eckert ( and I know them both personally ) needed to sink a lot more money and time into there T-400 conversions to get them to work , and I'm sure your familiar with Greg Kordis , he bought a T-400 conversion from you that Lingenfelter is installing right now , he told me what he went through so far , and it's not what I want to hear .

Again , What type of real world testing has been done ? Behind how much horsepower ? How about some pics of the entire tunnel to show how much room is left for the exhaust .
Mike is right - we had some growing pains with the kit but ECS worked it out and I believe supplies Yank with some of the setup such as the axel. That was very dissapointing given how expensive the kit was to begin with but we knew that the turbo400 has a history of standing up to high horsepower applications so we stuck with it and I am thrilled now that we did.

At the time - the 4l80 was not an available option so we did not go that route. Mike, or anybody else for that matter that is in the Northeast, is welcome to come check it out and take a little spin with it. I'll be at the next corvette challenge on the 13th of May if you want to drop by my blue c5 and white ford explorer then.
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Old May 8, 2006 | 06:02 PM
  #46  
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Originally Posted by asmokegars
Mike is right - we had some growing pains with the kit but ECS worked it out and I believe supplies Yank with some of the setup such as the axel. That was very dissapointing given how expensive the kit was to begin with but we knew that the turbo400 has a history of standing up to high horsepower applications so we stuck with it and I am thrilled now that we did.

At the time - the 4l80 was not an available option so we did not go that route. Mike, or anybody else for that matter that is in the Northeast, is welcome to come check it out and take a little spin with it. I'll be at the next corvette challenge on the 13th of May if you want to drop by my blue c5 and white ford explorer then.
Thanks Alan , I may take you up on that offer sometime .
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Old May 8, 2006 | 06:07 PM
  #47  
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Originally Posted by STEALTH 99 C5
I'm not trying to be a di&k , but your reply on LS1Tech is an evasive answer , the only two C5's I know of , Paul Major and Alan Eckert ( and I know them both personally ) needed to sink a lot more money and time into there T-400 conversions to get them to work , and I'm sure your familiar with Greg Kordis , he bought a T-400 conversion from you that Lingenfelter is installing right now , he told me what he went through so far , and it's not what I want to hear .

Again , What type of real world testing has been done ? Behind how much horsepower ? How about some pics of the entire tunnel to show how much room is left for the exhaust .

Hey Mike, good to hear you'll be back in action soon.
Allen's car did require us to do extra work because it did not come with a torque tube. It took us some time to check lengths etc, but now that it has been figured out 100%. Since then we have been making the driveshaft for the kit.
I have not worked with the 4l80 kit yet, but the th400 kit does work very well. It's kind of fun on the street since it's somewhere in between a stick and an auto, and a trans brake is a trans brake-nothing more to say. Plus I know that I have spent over 10k in transmissions so I wish I just could have done this from day one and not had all the down time along the way.
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Old May 8, 2006 | 06:21 PM
  #48  
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Originally Posted by DOUG @ ECS
I have not worked with the 4l80 kit yet, but the th400 kit does work very well. It's kind of fun on the street since it's somewhere in between a stick and an auto, and a trans brake is a trans brake-nothing more to say. Plus I know that I have spent over 10k in transmissions so I wish I just could have done this from day one and not had all the down time along the way.
Well get to work on that 4l80 kit so you can tell us what the install price is I bet it gets cheaper by the 5th install or so. I know after the first time you guys are thinking one million dollars
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Old May 8, 2006 | 07:00 PM
  #49  
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Originally Posted by DOUG @ ECS
Hey Mike, good to hear you'll be back in action soon.
Allen's car did require us to do extra work because it did not come with a torque tube. It took us some time to check lengths etc, but now that it has been figured out 100%. Since then we have been making the driveshaft for the kit.
I have not worked with the 4l80 kit yet, but the th400 kit does work very well. It's kind of fun on the street since it's somewhere in between a stick and an auto, and a trans brake is a trans brake-nothing more to say. Plus I know that I have spent over 10k in transmissions so I wish I just could have done this from day one and not had all the down time along the way.


the latest version of yanks is different than allan's
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Old May 8, 2006 | 08:01 PM
  #50  
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Originally Posted by DOUG @ ECS
Hey Mike, good to hear you'll be back in action soon.
Allen's car did require us to do extra work because it did not come with a torque tube. It took us some time to check lengths etc, but now that it has been figured out 100%. Since then we have been making the driveshaft for the kit.
I have not worked with the 4l80 kit yet, but the th400 kit does work very well. It's kind of fun on the street since it's somewhere in between a stick and an auto, and a trans brake is a trans brake-nothing more to say. Plus I know that I have spent over 10k in transmissions so I wish I just could have done this from day one and not had all the down time along the way.
Doug , Thanks , I'm looking forward to running the car . If I remember correctly you had some issues with the trans shifting at the No tears race and you had to go through it and have it rebuilt .
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Old May 8, 2006 | 08:15 PM
  #51  
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Originally Posted by STEALTH 99 C5
Doug , Thanks , I'm looking forward to running the car . If I remember correctly you had some issues with the trans shifting at the No tears race and you had to go through it and have it rebuilt .
Correct - So far in 2006 we have about 40 passes on it - Track day at silver dollar Ga, three corvette challenge days, Beaver Springs track day and several passes at Atco between a night session and the day I made my 2nd licensing run plus a couple of passes that Wednesday night when I saw you at Etown. So far so good. We are letting it cool at least about 30 -40 minutes between runs and also have a transcooler. I think this is correct but Doug may think of something else. Probably have changed the tranny fluid once or twice this year.
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Old May 8, 2006 | 08:17 PM
  #52  
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Any trans that is pushed in the 9's or faster is going to need periodic rebuilds.

Mark
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Old May 8, 2006 | 09:46 PM
  #53  
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Originally Posted by mdhmi
Any trans that is pushed in the 9's or faster is going to need periodic rebuilds.

Mark
We'll see how far it goes Mark - of the 40 runs I would say about 60% were full out passes where we were either in the 9s or over 135mph at the top end. For example at beaver springs the middle part of the track just would not hold but the top end was ok so I was running 10.1s at anywhere between 139 and 141mph. I'll try to keep a record going forward from here and see how much more we get before a freshening. As I've said so far only fluid changes.
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Old May 8, 2006 | 09:49 PM
  #54  
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Originally Posted by asmokegars
Mike is right - we had some growing pains with the kit but ECS worked it out and I believe supplies Yank with some of the setup such as the axel. That was very dissapointing given how expensive the kit was to begin with but we knew that the turbo400 has a history of standing up to high horsepower applications so we stuck with it and I am thrilled now that we did.

At the time - the 4l80 was not an available option so we did not go that route. Mike, or anybody else for that matter that is in the Northeast, is welcome to come check it out and take a little spin with it. I'll be at the next corvette challenge on the 13th of May if you want to drop by my blue c5 and white ford explorer then.
There is no way that you guys had any problems. You must surely be mistaken, because Yankman has over 30 years of experience building race chassis and drivetrains and over 100 years working for GM Powertrain in the Transmission division of Hydramatic on the Th400 and 4l80-e programs they had worked on this at Gm for a design study with many testing hours involved. There was no need to test things: real world or otherwise...because they know all...I am sure the same must be true for the 4L80E..well because Yankman and his Rolex said so.....
Rodney (RPM), my friend you have nothing to worry about. You will be in business a long time with "competitors" that take this kind of attitude.



Last edited by Earl H; May 8, 2006 at 09:52 PM.
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Old May 8, 2006 | 09:59 PM
  #55  
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Originally Posted by Earl H
There is no way that you guys had any problems. You must surely be mistaken, because Yankman has over 30 years of experience building race chassis and drivetrains and over 100 years working for GM Powertrain in the Transmission division of Hydramatic on the Th400 and 4l80-e programs they had worked on this at Gm for a design study with many testing hours involved. There was no need to test things: real world or otherwise...because they know all...I am sure the same must be true for the 4L80E..well because Yankman and his Rolex said so.....
Rodney (RPM), my friend you have nothing to worry about. You will be in business a long time with "competitors" that take this kind of attitude.



I just say - I'm lucky to afford to be able to be on the cutting edge of this technology. Yank deserves kudos for coming out with it as this, along with fuel supply, will unlock a lot of horsepower to us and ECS helped take it to a new level on both the tranny and fuel supply fronts. Look at the HP that is being generated now on basically stock setups at many of the leading edge shops such as vette doctors, ECS, Cartek etc. 600RWHP used to be a huge deal - now it is boring. The fact that there are emerging transmissions to help fix the weak link is exciting. But for now you have to pay for the innovation. As it matures as I beleive it will since more and more cars can make the horsepower but not get it to the ground more players will provide solutions and the costs should start to drop. I paid and I'm having a blast playing.
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Old May 8, 2006 | 10:51 PM
  #56  
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I've spent a lot of money to get the vette to put over 700 rwhp ... a few motors , 3 4l60E tranny's built etc etc .... one thing I know for sure now is that I will never buy A ****ing thing from this company ...Yank you can kiss my *** you can stick your rolex up your Azz
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Old May 9, 2006 | 12:26 AM
  #57  
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Originally Posted by asmokegars
Correct - So far in 2006 we have about 40 passes on it - Track day at silver dollar Ga, three corvette challenge days, Beaver Springs track day and several passes at Atco between a night session and the day I made my 2nd licensing run plus a couple of passes that Wednesday night when I saw you at Etown. So far so good. We are letting it cool at least about 30 -40 minutes between runs and also have a transcooler. I think this is correct but Doug may think of something else. Probably have changed the tranny fluid once or twice this year.
Alan , No disrespect to your ride but I'm not impressed by the t-400 yet , out of those 40 runs the majority are between 9.5 to 10.1 , my RPM 4L60E held up to over 35 runs between 9.8 and 9.6 and after approximately 10 runs below 9.5 it still didn't fail , I sent it back to him over the winter for a refresh for insurance .

I know you've been pacing yourself and getting comfortable with the speed and you've come a long way but as I've said in the past , I want to see a C5 with a T-400 make 40 passes in the solid low nine/high eight zone . It's really a matter of personal preference , and of course money , your happy with yours , good for you . Now throw that 10 rib belt on it and crank up the boost and test that trans .
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Old May 9, 2006 | 12:35 AM
  #58  
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How did 40 passes become the gold standard? That's not even one month of drag racing. 40 ~ 140 MPH passes doesn't prove much at all. Can the trans hold say an entire season of 150-160 MPH passes?

Mark
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Old May 9, 2006 | 12:53 AM
  #59  
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Originally Posted by R&D
I also agree. It's $10,500-$12,000 just for parts, this doesn't include any labor cost which is going to certainly add the $$$. Keep in mind the floor has to be cut up and reshaped to get this thing to fit, I'm not to sure how many are going to want to do that as well.

Anyway, you're looking at $15k to do this mod!

Also, this still doesn't address the weak differential. For what this costs, you might as well back half the car and put a straight axle in for less...
And the transmission can and probably will still break eventually even after all this!
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Old May 9, 2006 | 08:10 AM
  #60  
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Mark - 40 passes is not a gold standard just what I have completed so far. At 160mph at a track I think you are getting into full race car territory and need to decide to build one for racing or not. Look at PaulZ06 and Paul Major now and maybe one day my car - to get to those levels -full back half and powerglide front mounted transmissions with dedenbear cases etc.


Mike - I take absolutely know offense over your comments as they are accurate and I know you are looking for a solution to your setup. I am reporting what I am doing and indeed working on trying to go faster at my own pace. When we put the 2.75 pulley back on for the next pro-8I am hoping for low 9s.

Last edited by asmokegars; May 9, 2006 at 08:13 AM.
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