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Permatex_81878
Permatex®

Permatex® 81878 101 High Temperature RTV Gasket, 3 oz Container Tube Container

PER81878
MFG #:81878
$10.49 / TUBE
Made in the USA.
60 In Stock
Location at Selected Store: 8 located in Aisle 19 Section 12 and 52 located in Back Stock
Permatex® Ultra Copper® is a single component, room temperature vulcanizing gasketing compound designed to provide reliable formed-in-place gaskets for mechanical assemblies. This material cures on exposure to moisture in the air to form a tough, flexible, silicone rubber gasket. The product resists aging, weathering and thermal cycling without hardening, shrinking or cracking. Permatex® Ultra Copper® is the most advanced high performance, high temperature (up to 700 deg F intermittent) RTV gasket available.
  • The most advanced, high temp RTV silicone gasket available
  • Eight times more flexible than cut gaskets
  • OEM specified
  • For high operating temperatures common in 4-cylinder, turbocharged or high performance engines
  • Sensor safe, low odor, non-corrosive
  • Superior adhesion and flexibility
  • Temperature range -65 to 700 deg F (-54 to 371 deg C) intermittent, resists auto and shop fluids and vibration
  • 3 times more oil-resistant than conventional silicones, 8 times more flexible than cut gaskets
  • Can be used as a gasket maker or dressing
  • Non-flammable, non-toxic
  • Will not contaminate oxygen sensors or corrode other electronic engine components
  • Superior adhesion to oily surfaces with long term durability
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Sensor-safe and non-corrosive