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Old 06-29-2016, 10:17 PM   #7
Pickupman
Senior Member
 
Join Date: May 2010
Location: Kingwood, Texas
Posts: 444
Default Re: Electrolytic de-rusting - engine block ?

Quote:
Originally Posted by captndan View Post
Electrolysis works great but is line of sight only. Phosphoric acid would be better then lots of water. Even better take the block to a machine shop and have them 'boil' it out.
Boiling out a Model A block is not going to remove the rust. Your just pissing your money away.
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