This claims to be the only product of its kind, it combines with the antifreeze/water mixture and permanently seals blown head gaskets, warped heads
Brief Description.
x2 Steel Seal Head Gasket Block Repair Fix Permanent Cooling System Crack Sealer
Steel Seal
Front Page – SEALS AS STEEL
Is Steel Seal the ULTIMATE Solution for Fixing a Blown Head Gasket
Head Gasket Sealer for 4 Cylinder Engines - Steel Seal in Dubai - UAE
ENGINE SEAL HEAD GASKET REPAIRS, MCP SEAL HEAD GASKET SEA
STEEL SEAL - Motor Parts Direct
Does Head Gasket Sealer Work?
STEEL SEAL HEAD GASKET SEALER,,MCP ENGINE BLOCKS CYLINDERS HEAD