• Forms tough, flexible gaskets directly on flanges.
• Improved adhesion to oily surfaces.
• 3 times more oil resistant than generic silicones.
• Low odor, non-corrosive, low volatile.
• Withstands temperatures of 500°F intermittent.
• Resistant to most chemicals and solvents.
• Fills gaps to .25"
• Applications include sealing valve/rocker covers, oil pans, side covers, rear axle housings & electrical boxes.
• Silicone dries in 1 hour, fully cured in 24 hrs. Allow more time in cold weather.

Note: Originally named “Loctite Ultra Blue”