High-Temp Red RTV Silicone Gasket (11 oz)
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Permatex High-Temp Red RTV Silicone Gasket (11 oz)

Part No. 81409 Warranty  
OEM specified. Formulated for hi-temp applications or heavy-duty use (such as towing, etc.). Replaces almost any cut gasket by making reliable formed-in-place gaskets that resist cracking, shrinking and migrating caused by thermal cycling. Coats precut gaskets to increase reliability. Handles temperatures ranging from -65°F to 650°F intermittent and resists auto and shop fluids. First generation 1970 - 1980 gasket maker.
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by PowerReviews
PermatexHigh-Temp Red RTV Silicone Gasket

(based on 1 review)

Ratings Distribution

  • 5 Stars



  • 4 Stars



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  • 1 Stars



Reviewed by 1 customer

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(11 of 13 customers found this review helpful)


High Temp Red RTV Silicone Gasket Great

By J.Ravelo

from Homestead, FL

About Me Auto Enthusiast, Do it Yourself Guy

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Verified Buyer
3 or more reviews submitted


  • Can Withstand Use
  • Easy To Use
  • High Temp Resistant
  • Reliable


  • Flimsy

Best Uses

  • Automotive Repair Shop
  • Home Garage
  • Roadside Repairs
  • Upkeep

Comments about Permatex High-Temp Red RTV Silicone Gasket:

Great product and so far is holding very strong. A++

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Ask a question, get answers from real customers and in-house experts. Or contact Customer Care by email or call 1-877-238-2623.

2 Questions | 2 Answers
Displaying questions 1-2
  • Q:

    How much linear feet does this product cover at 1/8"?
    Asked on 7/11/2011 by Anonymous

    1 answer



      Sorry, we do not have such information. But, has the container size of 11 oz. Cartridge.

      Answered on 7/19/2011 by DIY Daniel from AAP
  • Q:

    How many ounces is this product?
    Asked on 7/11/2011 by Anonymous

    1 answer



      11 Oz.

      Answered on 7/13/2011 by Instant Answers Ian from AAP
Displaying questions 1-2

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