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Pros & Cons
pros
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pros
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Easy Application
Customers are very satisfied with the easy application of this gasket maker. They find it simple to use and effective, resulting in quick drying times and consistent results.
Sealing Ability
Customers highly praise the sealing ability of Permatex Optimum Red High Temperature Gasket Maker, with many reporting that it creates a strong and effective seal in various applications, from automotive to home repairs. However, some users caution that proper surface preparation is crucial for optimal results.
High Temperature Resistance
Customers highly praise the high temperature resistance of Permatex 27038 Optimum Red High Temperature Gasket Maker, with many reporting successful usage in various applications up to extremely high temperatures. Some have used it for years without any issues. However, a few customers noted that once applied, the product cannot be remolded or softened again.
No Leaks
Customers have mostly positive opinions about the product's ability to prevent leaks. Many report no leaks after using it for various applications, including cars and trucks, for extended periods of time. A few customers mention that it can be a bit messy during application but clean up is relatively easy. One customer had an issue with the product not adhering properly during application.
Highlights
Quality
Used this coating both sides of the exhaust flanges with the gasket in the middle, worked perfect and no more exhaust leak stil... Read More
In 2 years using this product has proven that there is no other product to use as resistant to water, heat and makes a gasket a... Read More
Dries out all the time when use and mainly brakes the tube when pressing it after a while the tube pops open from other parts.
I have a compressor that the original rubber gasket on a cover stated leaking and would not stay in place.
Price
Bought this thinking it was a bit cheaper online but when i went to the actual store there was a sale on them for less.
Good price compared to local auto parts store.
Overview
- How are reviewers describing this item?
great, good, old and still. - Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
- Our engine has analyzed and discovered that 78.2% of the reviews are reliable.
- This product had a total of 1,752 reviews as of our last analysis date on Oct 25 2024.
Helpful InsightsBETA
Posted by a reviewer on Amazon
Bought this thinking it was a bit cheaper online but when i went to the actual store there was a sale on them for less
Posted by a reviewer on Amazon
Wear gloves because this stuff stains your hands
Posted by a reviewer on Amazon
Had to use this since the surface between the 2 flat surfaces of the exhaust pieces where the gasket goes wasnt perfectly flat and the bolts didnt tighten it up enough for the gasket to work without leaking between the 2 pieces
Posted by a reviewer on Amazon
If youre installing a water pump youll need to apply this to the bolt threads
Posted by a reviewer on Amazon
Stay with red if a heated situation
Posted by a reviewer on Amazon
Down side is that is hard to use
Posted by a reviewer on Amazon
Dries out all the time when use and mainly brakes the tube when pressing it after a while the tube pops open from other parts
Posted by a reviewer on Amazon
Gasket material is very thick and hard to work with however has a good history of not leaking
Review Count History
Price History
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