BlueDevil Head Gasket Repair is an easy to use, pour-n-go solution that will repair multiple cooling system related issues like overheating, loss of coolant or a blown head gasket. It can also repair warped or cracked heads, heater cores, and freeze plugs. BlueDevil Head Gasket Repair contains no solid or particulate matter, and will not clog or harm your engine. It bonds to metal, aluminum, cast, alloy, or plastic, and it’s safe and easy to use.