Permatex 80003 Form-A-Gasket #1 Sealant, 11 oz. Fast-drying, hard-setting sealant designed for sealing rigid materials and flanges Patches holes and joints where permanent assembly is desired Resists common auto and shop fluids including fuels Temperature Range: -65F to 400F (-54C to 204C) Suggested Applications: Freeze plugs, threaded connections, and manifold gaskets