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Will Blue Devil Fix A Cracked Block? [Solved]

BlueDevil Radiator and Block Sealer can seal your cracked block from the inside out through your vehicle’s cooling system. It is not a fibrous or particulate sealer that can harm or clog any other areas of your cooling system.

Blue devil additive before and after (does blue devil block sealer really work?)

My

Massey Ferguson mf 210 attempt with blue devil to fix cracked block

Fail even after 2 bottles still seeped out next

Blue Devil Head Gasket Sealer: 1 Year Later

It’s hard to believe it’s already been a year since running