[jhowes]

I did this to a block that I dug out of the dirt but it took a year for the process to give me the clean engine that I wanted. I had to bore it out to get ride of the rust pits 125 thousands. Then plane the deck for the same reason. Re babbiting seems necessary because the electrolysis process is not kind to babbit it seems Also magneflux looking for cracks is a good idea.