Electrolysis on block?

[kickinindian]

Anyone used electrolysis on an engine block? I've been looking it up and it seems pretty cool and takes off alot of the caked on gunk and rust in the coolant channels.

[325_e30]

NGL , I had to google wtf that is.

[kickinindian]

these are some articles on it

http://antique-engines.com/electrol.asp

longish forum thread but first 3 pages explain it

http://www.truckforum.org/forums/off-topic/18849-electrolysis-engine-block-cleaning-of-rust.html

another one
http://www.britishcarforum.com/bcf/s...ngine-cleaning

also seems like anything not iron is a big NO NO