85g RTV RED HI TEMP SENSOR SAFE GASKET MARKER TBSS Hi-Temp Red RTV Silicone Gasket Maker is a unique product which can withstand temperatures from -80°F up to 650°F (-62°C to 344°C). It forms any size and shape of gasket which can resist both high temerature and high pressure. Resists cracking, shrinking and migrating due to thermal cycling. Ideal for timing covers, valve covers, oil pans, both intake and exhaust manifolds and water pumps. Dries securely as a gasket.