If you need to tightly seal the joint between two surfaces to prevent gases and fluids leaking, this Permatex gasket maker will help you out. The Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker is sensor-safe, low-odour, non-corrosive, and has a temperature range of -54¬∞C to 260¬∞C intermittent. Ultra Grey is OEM specified, designed for high-torque and high-vibration uses, and exceeds manufacturer's performance requirements.
Where can you use it?
Guaranteed not to leak, Ultra Grey offers maximum vibration resistance and excellent resistance to oils, cooling, and shop fluids. It can be used with valve covers, oil pans, intake manifold end seals, timing covers, water pumps, and thermostat housings.