Permatex 31163 Copper Anti-Seize Lubricant, 1 lb Prevents seizing, corrosion and galling where high temperature conditions exist Fortified with high quality rust and corrosion inhibitors Temperature range: -30F to 1800F Provides good electrical conductivity Suggested Applications: Spark plug threads installed in aluminum, exhaust manifold bolts, engine bolts, oxygen sensors, knock sensors, thermostat housing bolts, fuel filter fittings and battery cable connections