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O.E. Torque Converter I.D.? #1608779
04/17/14 08:18 PM
04/17/14 08:18 PM
Joined: Apr 2006
Posts: 3,675
Akron, Ohio U.S.A.
roadhazard Offline OP
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roadhazard  Offline OP
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Can anybody shed some light in this converter I have. Came in a '77 Dodge 1 ton van and appears smaller on the O.D. (11") than your run of the mill BB 727 converter.

Planning to put this in my charger with the freshened up 727 and was "hoping" it may have a higher flash RPM

Appreciate the help

8115972-VanVert.JPG (35 downloads)
Re: O.E. Torque Converter I.D.? [Re: roadhazard] #1608780
04/18/14 07:03 PM
04/18/14 07:03 PM
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Rio Linda, CA
John_Kunkel Offline
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Actually, there is no run-of-the-mill 727 converter; prior to '78 both 10 3/4" (commonly called the 11" converter and 11 3/4" (commonly called the 12" converter) were used depending on the installation.

The one pictured is the 10 3/4" (judging by the weight it's from a 360) and it would, by nature, have a higher stall speed than the 11 3/4" . Actual stall speed is dependent on power input.


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Re: O.E. Torque Converter I.D.? [Re: John_Kunkel] #1608781
04/18/14 08:33 PM
04/18/14 08:33 PM
Joined: Apr 2006
Posts: 3,675
Akron, Ohio U.S.A.
roadhazard Offline OP
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roadhazard  Offline OP
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Thanks for the reply John

It was behind a 440 so I'll put it in and see if I get a little more action than the 12" vert.
Everything's stock so if I gain a couple hundred RPM it's good with me

This is what's in there now

Re: O.E. Torque Converter I.D.? [Re: roadhazard] #1608782
04/18/14 08:38 PM
04/18/14 08:38 PM
Joined: Jan 2003
Posts: 26,051
Rio Linda, CA
John_Kunkel Offline
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Be sure to remove the external balance weight if you don't need it.


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Re: O.E. Torque Converter I.D.? [Re: John_Kunkel] #1608783
04/18/14 10:19 PM
04/18/14 10:19 PM
Joined: Apr 2006
Posts: 3,675
Akron, Ohio U.S.A.
roadhazard Offline OP
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roadhazard  Offline OP
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Cast crank motor so it's good to go

One thing I don't want to forget is to change the flex plate. Different bolt pattern for the converter bolts.
DAMHIK

Thanks again

Re: O.E. Torque Converter I.D.? [Re: roadhazard] #1608784
04/19/14 05:05 PM
04/19/14 05:05 PM
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dogdays Offline
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The cast crank 383s, 400s and 440s took a MUCH DIFFERENT weight than the 360s.
Make sure your new converter is (im)balanced correctly.
Maybe the large-style weight is because it is closer to the centerline. But it looks like a 360 weight to me, just sayin'

R.

Re: O.E. Torque Converter I.D.? [Re: dogdays] #1608785
04/19/14 06:56 PM
04/19/14 06:56 PM
Joined: Apr 2006
Posts: 3,675
Akron, Ohio U.S.A.
roadhazard Offline OP
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roadhazard  Offline OP
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The 440, 727 and torque converter were in a 1 Ton '77 Van / Ambulance from a city in Wisconsin and only had 25,000 miles on the clock.

I should be good to go fellas

8117796-Ambulance005.jpg (39 downloads)






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