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HELP.. Engine swap info needed

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Old Jul 17, 2010 | 04:46 PM
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HELP.. Engine swap info needed

I have an '04 SD 4x4 with an auto trans, manual tranfer case, and a tired, but reliable, 5.4.


Question is what would it take to swap the 5.4 2v for a 5.4 3v or even a 6.8 V10 ?


Has anyone done this ? I know at a minimum ECM's but what about other harnesses (not the one one the engine as all engines I am looking at have their harness intact). What about the ecm/pcm control of my transmission ?


Would I be better to just go with a fresh 2v 5.4 ?
 
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Old Jul 18, 2010 | 03:58 AM
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Why are you wanting to do the swap? There is a lot involved, and you could just as easily spend the lootski on hop up mods for your 330 and make nice numbers. I say pull the old block, get a good stroker kit for it, balance and blueprint the rotating assembly, do some head work and have fun!
 
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Old Jul 18, 2010 | 09:50 AM
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The 5.4L 2V engine came with the 4R100 transmission. So, you will need to install the Torqshift transmission with either the 5.4L 3V engine or the 6.8L 3V engine.
 
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Old Jul 18, 2010 | 11:33 AM
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what about a 6.8 2v ?

Originally Posted by Furian
The 5.4L 2V engine came with the 4R100 transmission. So, you will need to install the Torqshift transmission with either the 5.4L 3V engine or the 6.8L 3V engine.


What about a 6.8 2v ?
 
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Old Jul 18, 2010 | 11:43 AM
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That would let you use the same tranny, but I think the cooler and maybe some other things are diffrent.

If you really want a V10 thats fine, but have you thought about building a 5.4 up?
For the same money and much less work a 5.4 could be making as much or more power than a 2V V10.
 
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Old Jul 18, 2010 | 12:14 PM
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Originally Posted by bill11012
That would let you use the same tranny, but I think the cooler and maybe some other things are diffrent.

If you really want a V10 thats fine, but have you thought about building a 5.4 up?
For the same money and much less work a 5.4 could be making as much or more power than a 2V V10.
I tend to agree! I have the 5.4L 3V engine and plan to install a Whipple supercharger rather than upgrade to another engine. It is expensive but way less difficult.
 
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Old Jul 18, 2010 | 12:22 PM
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I'm going the other way...

5.4L 3v and when I run this thing out of miles I'll replace it with a V10 3v and swap over the ECM
 
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Old Jul 18, 2010 | 01:23 PM
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Originally Posted by bill11012
That would let you use the same tranny, but I think the cooler and maybe some other things are diffrent.

If you really want a V10 thats fine, but have you thought about building a 5.4 up?
For the same money and much less work a 5.4 could be making as much or more power than a 2V V10.
Now why didn't I think of that? lol
 
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Old Jul 18, 2010 | 01:37 PM
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Originally Posted by TennesseeMustangPerf
Now why didn't I think of that? lol
hahaha, I did not read any posts other than the first before you pointed that out.

Great minds think alike.
 
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Old Jul 18, 2010 | 01:57 PM
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"Great minds think alike"
Lol, recon so. No worries, I have been known to do that myself.
 
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