Head gasket sealer can get out out of a jam until you can replace the gasket. Photo credit: David Traver Adolphus / Au ...

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 ...

A real fix is to replace the head gasket, but this is costly. A head gasket sealer is a good temporary fix. The amount of sealant you use depends on how big your engine is. Vehicles with eight or 10 ...