Permatex Ultra Black Gasket Maker 82180 is a high-performance, RTV silicone sealant designed for creating reliable, flexible gaskets. This durable formula withstands extreme temperatures and is resistant to oil, coolant, and other automotive fluids, making it ideal for automotive and industrial applications. With a high resistance to cracking and shrinking, it forms a long-lasting seal that can handle demanding conditions. Easy to apply, this gasket maker cures quickly and adheres to a variety of surfaces, including metal, rubber, and plastic. Whether you’re repairing engines, transmissions, or components, Permatex Ultra Black ensures a strong, leak-proof seal every time.