cracked heads and porous engine block One bottle is enough to Fix gaskets in cars, SUVs and small trucks; large engines Require two bottles The ceramic micro-fibres in K-Seal Ultimate are ...

If the car overheats within 15 minutes, it’s clear that there’s a very significant issue with gasket and it will need a real replacement, rather than a sealant. Otherwise, a sealant could work.

Head gasket sealer can get out out of a jam until you can replace the gasket. Photo credit: David Traver Adolphus / AurtoGuide.com. Your car’s head gasket probably never comes to mind until ...