Permatex Sensor-Safe Hi-Temp RTV Silicone Gasket Maker, 3 oz tube

The high temp first generation gasket maker formulated for oxygen sensor equipped engines. Temperature range of -65°F to 650°F (-54°C to 343°C) intermittent; resists auto and shop fluids.

Suggested Applications: Valve covers, oil pans, timing covers, water pumps, and thermostat housings.