Permatex Copper Spray-A-Gasket Hi-temp Sealant is designed to help dissipate heat, improve heat transfer, and prevent gasket burnout. Permatex Copper Spray-A-Gasket is ideal for sealing gaskets on exhaust manifolds, cylinder heads, and turbocharger flanges as well as other high temperature applications. It is effective up to 500 degrees F and resists all types of automotive fluids, especially gasoline.
Copper Spray-A-Gasket also helps to fill minor irregularities in gaskets, effectively seals non-absorbent surfaces, and prevents seizing of base connections and threaded fittings.
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