ID this 7.3 serial # PLEASE? 7.3 U2U 1206784*

6 Nebraska IDIs

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Basically the guy sold it to us as a turbo engine, but he wasnt including the turbo or anything so we never got to ID the turbo and stuff to see if it was a factory turbo or not. I am beginning to have my doubts about this engine being a turbo one, because by decoding the IP housing its a NA engine (289J 004).
So somone please tell me if this long block has the turbo internals.
Again, the serial # is; 7.3 U2U 1206784*

Thanks!
 

Jake S.

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Info from that rebuild article awhile ago...
Block c/n 10809000C3 is the turbo block and the end of the
IDI chapter. These engines carried serial numbers
1,116,331 to the end of production for the family

If it has a 1/4 pipe not 1/8 for the oil sending unit its a turbo.
 

LUCKY_LARUE60

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Block c/n 10809000C3 is the turbo block and the end of the
IDI chapter. These engines carried serial numbers
1,116,331 to the end of production for the family. Note that
the casting number is identical to the non-turbo block other
than the C3 at the end. Make no mistake: this is a different
and stronger block which you may certainly use for IDI
applications but do not attempt to do it the other way
around. You will regret it.
One of the key differences is that the main webs on the
turbo blocks are approximately .100˝ thicker. The visual aid
for this block can be found at the rear of the engine. The
turbo block has a 1/4˝ pipe threaded hole for the oil feed
for the turbo.

Jim
 

6 Nebraska IDIs

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Wow, I guess I never knew that the block was actually different. I always thought that the crank, rods, and pistons were the only physical difference.
Since its about 100,000 past the production of turbo only motors then Im feeling better about it. But we'll check the rear oil port to be sure.
 
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