Permatex Ultra Grey RTV Silicone Gasket Maker

4.77 out of 5 stars 31 Customer Reviews

Permatex Ultra Grey RTV silicone gasket maker is perfect for valve covers, oil pans, intake manifold end seals, timing covers, transmission pans, water pumps, and thermostat housings. It's sensor-safe, non-corrosive, and has outstanding oil-resistance and joint movement tolerance. At eight times more flexible than conventional gaskets, you'll be sure to get a leak-free seal.