Permatex 80022 Sensor-Safe Blue RTV Silicone Gasket Maker, 3 oz. Tube Effectively replaces almost any cut gasket Makes reliable 'formed-in-place' gaskets that resist cracking, shrinking and migrating Coats pre-cut gaskets to increase reliability without fouling oxygen sensors Temperature range of -65 degrees fahrenheit to 500 degrees fahrenheit intermittent Suggested Applications: Valve covers, oil pans, timing covers, water pumps, thermostat housings, transmission pans