Product Details: The Permatex RTV Silicone Gasket Maker is the perfect solution for creating reliable, long-lasting gaskets. This gasket maker eliminates the need for pre-formed, pre-cut gaskets and is ideal for high flexibility and oil-resistant applications. It is designed to resist powertrain fluids, including engine oil, transmission fluid, gear lube and coolants and can withstand temperatures ranging from -75 °F to 500 °F. It is the perfect choice for creating reliable, long-lasting gaskets. FleetPride is your First Click in Heavy Duty®.