Permanent Metallic (TM) Block Seal Head Gasket Repair, Size/Net Weight 16 Oz, Reddish Brown, Can, Lumpy Liquid, 11.5 pH, Boiling Point (F) 212, 1.37 Specific Gravity, VOC Content 0, For Use With Aluminum Engine Blocks, Cooling Systems, Cylinder Heads, Engine Blocks, Freeze Plugs, Head Gaskets, Heater Cores, Iron Engine Blocks, Metal Radiators, Plastic Radiators, Radiators, Water Pumps