Gaskets and Seals› Engine Gaskets and Seals

Permatex

Optimum Red RTV 12Oz. Silicone Cartridge

$56.89

SKU: P018 27238

In Stock
In Stock
Ships by Jun 14
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Permatex 27238 is a red RTV silicone gasket maker designed for high-temperature applications. It offers superior performance with a maximum intermittent temperature rating of 750°F (399°C). This gasket maker provides exceptional adhesion and flexibility, resisting aging, weathering, and thermal cycling without hardening, shrinking, or cracking.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandPermatex
Part NumberP018 27238

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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