Permatex Hi-Temp Ultra Copper Silicone sealant for Automotive -65F – +700F 81878


Availability: 11 in stock

OEM specified. For high operating temperatures common in 4-cylinder,
turbocharged or high-performance engines. The most advanced, high
temp RTV silicone gasket available. Sensor-safe, low odour, non-corrosive.
Superior adhesion. Three times more oil resistant than conventional
silicones; eight times more flexible than cut gaskets. Temperature
range -65°F to 700°F (-54°C to 371°C) intermittent; resists auto and
shop fluids and vibration.

  • Product Line:    Permatex USA
  • Condition:    Brand new
  • Quantity:    85ml Bottle
  • Part #:    81878
  • Application:    Valve covers, oil pans, timing covers, water pumps, thermostat housings.
  • Application:    Exhaust header flanges, slip fit exhaust pipes, and muffler end caps.
  • Application:    Intake manifold end seals.
Weight 0.1 kg
Dimensions 4 × 20 × 10 cm


jb weld


There are no reviews yet.

Be the first to review “Permatex Hi-Temp Ultra Copper Silicone sealant for Automotive -65F – +700F 81878”

Your email address will not be published. Required fields are marked *

Shopping Cart
Scroll to Top