[sharky]

Any one know of the American stuff that seals 4.6 cracked blocks. It used to be advertised on eBay but I cannot find it now. Can anyone help???

 

[Landy-Andy]

Cracked block sealer..

Hi,
This was recommended to me by a friend,But I never did have to use it!
Worth a read...
good luck,
Andy
http://crackedleakcure.com/index.html

 

[PTSchram]

I always thought replacing the block was the way to fix these leaks.