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ck performance 9/11 converter?

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Originally posted by chris718
jimmy,looks like the convertor is super efficient even when unlocked.very interesting information.anyone have this in a graph form?i have a good use for it .if you do jimmy id appreciate it as well as others.

I tried to plot it, but DS gives me too much data. There were 250 points on the chart. Also, when I looked at it in Excel instead of in DS the numbers were actually a bit different (not that DS was inaccurate, but it was easier to spot the low RPM points when they're in the spreadsheet). Still not bad, I don't think:

1-2: 5375 - 4950
2-3: 5250 - 4800
TCC Lockup @ 92 MPH: 5175 - 5125

When I plotted it I could see the car shifted to 3rd early in the run. I hadn't noticed that before. It appears as if I broke traction at around 40 MPH, RPM shot up and it shifted to third. It got traction again and downshifted. You can see it shift to 3rd again later on.

I found another file from June 4th, too:

1-2: Couldn't really tell where it shifted?
2-3: 5475 - 4950
3-4 (oops): 5375 - 4825
TCC lockup at 92 MPH: 5275 - 5200

I have the data in MS Excel format if you want it.

Jim
 
Which data points do we read , the line or the red bar graphs, its a bit confusing.
 
chris when will you be putting my 9/11 in the mail ? You should have the calculations on stator selection figure by now????
 
Sounds good, as long as its not 6000 rpm @26 psi booost i will be happy. WHats the best time to call you and get this on the way?
 
I am going to have the lube asist tube put in the tranny, as per PI recommnedations, should i still do this or is it not needed on your converter?Also should i have the restrictor in the input shaft removed or kept in?
 
Originally posted by norbs
Which data points do we read , the line or the red bar graphs, its a bit confusing.

Sorry. Blue is RPM, the scale on the right. Red is MPH, the scale on the left. I did it that way so you could see the MPH corresponding to the RPM. On the bottom left you can click on the boxes to see the other chart or the raw data.

You can see the RPM jump around a bit toward the top of 3rd gear on both graphs - not sure why.

Jim
 
Its a bit too late, you wife is going to hang up on me. I'll try and call tomorrow afternoon
 
Chris what do you think of this little article from PI, fact, fiction, BS?
???



The Truth About The 9-12 and 9-11 Spaceship Type Converters


This style of torque converter would probably work satisfactorily in Grandma’s car but is not something you would want for a performance torque converter

http://www.converter.com/whatsnew.htm
 
i have already seen it,very typical of someone to speak up against something they have little or no experience with or dont understand.i have not had any luck with any of terrys convertors and have run across about 15 of them.i was skeptical of the 9/11s offered stall speeds in the beginning but after getting to know the convertor on a personal level via day in day out road testing of them with different combinatiions of turbos etc i can say that there perfermance is nothing short of awesome.they dont stall high behind the 3.8 without high boost.i dont think even those vendors who were selling them before us ever realized the benefit this offers when installing stall speeds of 3400 with a 44 or 3800 with a 45.a reduction in turbo lag and the engines ability to gain rpm insstantly are what accellerates the vehicle from a dead stop faster than one with a slow spooling turbo and a clamp on its balls reducing its ability to gain rpm
 
Clap, clap, clap

Very well said Chris.
And that's the truth.............

Bruce
WE4
 
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