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Re: 7.3 Ford Truck 1997
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Posted by JDknut on June 08, 2006 at 09:10:13 from (152.119.204.83):
In Reply to: 7.3 Ford Truck 1997 posted by Earl-IL on June 08, 2006 at 06:53:15:
He could also be barkin' at pitting of the cylinder walls caused by electrolysis and/or cavitation erosion where popping bubbles in the coolant blast holes in the cylinder wall over a long time, abetted by corrosive coolant. Certain IH engines are prone to it, I had it happen to my wet-sleeve Deere, and I saw it happen to an '88 Ford with a 7.3 IDI. IH has released coolant conditioner packages to prevent this, and I now run an additive in my Deere to prevent a recurrence. It can happen to parent bore blocks as well as wet-sleeve engines. In a sleeved engine, this requires an inframe provided you catch it before it damages the crank, in a parent bore you are talking block or possible boring and sleeving, either way you have to pull the engine.
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