What Ford diesel engine is this?...

Will Carter

Well-Known Member
Joined
Mar 23, 2005
Location
Burlington
Picked this up with some other stuff the other day...what enigne is it?

Crank is broken...that sounds fun...
 

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Yep, looks alot like the 6.9 IDI sitting in my dad's dumptruck.
 
IIRC same block.
Only stroke is different.
So without numbers it wouldd bee pure speculation
 
IIRC same block.
Only stroke is different.
So without numbers it wouldd bee pure speculation

Same block... different cylinder BOREs! Definitely either the 6.9 or 7.3 NA... being an '87 (if original to the truck), my guess would lean towards 6.9.

Check drivers side valve cover for decal. If missing, your only recourse is to pull a head to check the bore diameter...
 
Same block... different cylinder BOREs! Definitely either the 6.9 or 7.3 NA... being an '87 (if original to the truck), my guess would lean towards 6.9.
Check drivers side valve cover for decal. If missing, your only recourse is to pull a head to check the bore diameter...

Damn!
Couldnt remember if they changed the bore or the stroke, figured I had a 50% chance.
 
Same block... different cylinder BOREs! Definitely either the 6.9 or 7.3 NA... being an '87 (if original to the truck), my guess would lean towards 6.9.
Check drivers side valve cover for decal. If missing, your only recourse is to pull a head to check the bore diameter...


So...I'm looking around on the intraweb here...seems that the injection pumps are the same on the 6.9/7.3 NA's? Is this true? The injection pump...and maybe the heads...would be the only reusable part on this motor as the bottom end was ruined by the crank breaking...says a diesel mechanic who inspected it when pulled.
 
if it came out of an 87 F-250, then don't worry about the smell, because it is a 6.9
 
Yep. Our 86 F350 has a 6.9IDI.
IIRC, its as follows:
6.9 IDI 83-87
7.3 IDI 88-94
7.3 IDI Turbo 92-94
7.3 DI Turbo 94-03
 
Sorry no...

It did look cool when the guy at the scrap yard chucked it through the air into a 3 story high pile of washing machines...I'm pretty sure it made it about half way though the pile before it stopped moving...
 
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