skip to footer block
KEF Permatex Px Ultra Red Ct 13Oz Permatex 81624 P14278295KEF-P1381624 https://cdnimages.opentip.com/full/KEF/KEF-P1381624.jpg Permatex Px Ultra Red Ct 13Oz Permatex 81624 Manufacturer Part Number: 81624Gasket Maker; Ultra Red ®; Used For Adhesion And High Temperature Performance; 13 Ounce Cartridge; -65 Degree Fahrenheit To 650 Degree Fahrenheit; RedAttributes Used For: Adhesion And High Temperature Performance Temperature Rating: -65 Degree Fahrenheit To 650 Degree Fahrenheit Product Description Permatex\'s Ultra Red RTV Gasket Maker is designed to meet the needs of high temperature repairs. This OEM specified gasket maker is sensor-safe, low odor, non-corrosive, and meets performance specs of OE silicone gaskets. This advanced formula is resistance to high temperature and high adhesion while also remaining resistant to oils and common shop fluids.Features & Benefits High Temperature Performance And Adhesion Sensor-Safe, Low Odor And Non-Corrosive OEM Specified And Meeting Performance Specs Of OE Silicone Gaskets High Temperature Performance Up To 650 Degree Fahrenheit (343 Degree Celcius) Intermittent No Supplier Warranty 14278295 0686226816245 0.3900lbs 0.00 0.00 0.00
Permatex
37.6800 2027-07-20 Out of Stock
customer review - by , December 12, 2025
5/ 5stars
This product is a fantastic find! It's reasonably priced, making it accessible for most budgets without compromising on quality. The product is exactly as described, and its usefulness cannot be overstated. I've found it to be incredibly practical and efficient in meeting my needs. The attention to detail is impressive, and the performance is on par with more expensive alternatives. If you're looking for something reliable, well-made, and at a fair price point, this is the perfect choice. Highly recommended!
customer review - by , December 12, 2025
5/ 5stars
good stuff
customer review - by , November 11, 2025
5/ 5stars
Used this brand for years. Showed up fast ,quality product
customer review - by , November 11, 2025
5/ 5stars
Great price for this.
customer review - by , November 11, 2025
5/ 5stars
use permatex products for over 40 years
customer review - by , October 10, 2025
5/ 5stars
Ive tried a lot of sealants. Thsi 90 minute is awesome. Its super messy but that is on me most of the time. I like that I can lay a bead, attach the parts finger tight only, weight 60 minutes, torque to spec, then wait another 30 and drive the car. Other sealants give me anxiety if they are actually dry and ready. Never a leak with this stuff. Confidence is king with this product. FYI I might have gotten the times incorrect in this review. I think that is the right time interval but I dont commit this kind of stuff to memory. Just ready the use instructions before you apply to make sure.
customer review - by , October 10, 2025
5/ 5stars
Works great! Used it in my fireplace. I only had to use a little. So, I hope it keeps next time i need it.
customer review - by , October 10, 2025
5/ 5stars
Great quality high temp gasket maker, Using for a Diesel heater. I would Buy again, Great Brand
customer review - by , October 10, 2025
5/ 5stars
Item exactly as described! It worked great and was what I needed.
customer review - by , October 10, 2025
5/ 5stars
It works well for sealing gaps between manifolds, gaskets and heads.

Permatex Px Ultra Red Ct 13Oz, Permatex 81624

stars Rating 5 | 122 reviews
Brand Permatex
Shop more from KEF

UPC: 0686226816245
SKU: KEF-P1381624
Price: $37.68($2.90 / Ounce)
Quantity:
Out of Stock
*  Click "Add to Shopping List" to save the item for later purchase. You can receive a notice email when it is back in stock.
Share & Earn 10% Cash Back Best Price in Bulk

Product Description

Manufacturer Part Number: 81624

Gasket Maker; Ultra Red ®; Used For Adhesion And High Temperature Performance; 13 Ounce Cartridge; -65 Degree Fahrenheit To 650 Degree Fahrenheit; Red

Attributes

  • Used For: Adhesion And High Temperature Performance
  • Temperature Rating: -65 Degree Fahrenheit To 650 Degree Fahrenheit


Product Description


Permatex's Ultra Red RTV Gasket Maker is designed to meet the needs of high temperature repairs. This OEM specified gasket maker is sensor-safe, low odor, non-corrosive, and meets performance specs of OE silicone gaskets. This advanced formula is resistance to high temperature and high adhesion while also remaining resistant to oils and common shop fluids.

Features & Benefits

  • High Temperature Performance And Adhesion
  • Sensor-Safe, Low Odor And Non-Corrosive
  • OEM Specified And Meeting Performance Specs Of OE Silicone Gaskets
  • High Temperature Performance Up To 650 Degree Fahrenheit (343 Degree Celcius) Intermittent
  • No Supplier Warranty

NOTE: This product can't be shipped to CA.

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.

Shipping Restrictions

This product can only be shipped to United States.

Return Policy

This item is non-returnable.
Need more information?
Our staff are available to answer any questions you may have about this item


Customer Reviews
By MJ
Date: December 11, 2025
This product is a fantastic find! It's reasonably priced, making it accessible for most budgets without compromising on quality. The product is exactly as described, and its usefulness cannot be overstated. I've found it to be incredibly practical and efficient in meeting my needs. The attention to detail is impressive, and the performance is on par with more expensive alternatives. If you're looking for something reliable, well-made, and at a fair price point, this is the perfect choice. Highly recommended!
Rating: 5 stars [5 of 5 Stars!]
By james
Date: December 05, 2025
good stuff
Rating: 5 stars [5 of 5 Stars!]
By John W. Weaver
Date: November 14, 2025
Used this brand for years. Showed up fast ,quality product
Rating: 5 stars [5 of 5 Stars!]
By AyeeJayR
Date: November 13, 2025
Great price for this.
Rating: 5 stars [5 of 5 Stars!]
By jim creswell
Date: November 10, 2025
use permatex products for over 40 years
Rating: 5 stars [5 of 5 Stars!]
By Doug S.
Date: October 31, 2025
Ive tried a lot of sealants. Thsi 90 minute is awesome. Its super messy but that is on me most of the time. I like that I can lay a bead, attach the parts finger tight only, weight 60 minutes, torque to spec, then wait another 30 and drive the car. Other sealants give me anxiety if they are actually dry and ready. Never a leak with this stuff. Confidence is king with this product. FYI I might have gotten the times incorrect in this review. I think that is the right time interval but I dont commit this kind of stuff to memory. Just ready the use instructions before you apply to make sure.
Rating: 5 stars [5 of 5 Stars!]
Items 1 - 6 of 120 reviews
 1  2  3  4  5 ...  [Next]