permatex rtv, ultra blue rtv silicone, -65 to 500 degrees f temperature range, blue, 3.35 oz., each

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°F to 500°F (-54°C to 260°C) intermittent; resists auto and shop fluids and vibration. FEATURES Tested to OEM specifications Sensor-safe and non-corrosive Will not contaminate oxygen sensors or corrode other electronic engine components Superior adhesion to oily surfaces with long term durability Eliminates the need for pre-formed, pre-cut, paper, rubber or cork gaskets