Eliminates the need for pre-formed, pre-cut, paper, rubber or cork gaskets

Sensor-safe and non-corrosive

Superior adhesion to oily surfaces with long term durability

Tested to OEM specifications

Will not contaminate oxygen sensors or corrode other electronic engine components

Gasketing, Speciality Gasket Makers

Permatex? Ultra Blue RTV 81724 3 oz

US Item # : 81724

Permatex Ultra Blue is a multi-purpose sensor-safe, low-odor, non-corrosive RTV gasket maker. Ultra Blue is tested to OEM specifications and outperforms conventional silicones. . Temperature range -65 Degrees F to 500 Degrees F (-54 Degrees C to 260 Degrees C) intermittent; resists auto and shop fluids and vibration.