Acid Dipping Engines

[greggearhead at adelphia.net (GREG DUNN)]

>
> Most machine shops that hot tank engines and heads these days use a
> "friendlier" strong alkaline solution.  Doing research on chemically
> stripping car bodies led me to believe that most facilities that
> "tank" cars also use a strong alkaline solution vs. acid as well...
> Mark.
>
>
> Mark is correct.  A strong alkaline will remove everything but the metal.
> You do NOT want to indiscriminatly remove metal from a block, which acid
> would do....bearing surfaces and even cylinder bores must be virginal.
> Let's be careful out there.


Yep, I am no experrt here, but I have had absolutely wonderful luck with a
friendly local Porsche shop that has one of those steam/water-soap based
cleaners.  Works great at removing crud, junk, corrosion, etc w/o damaging
the metals.

gd