{"product_id":"permatex-81409-high-temp-red-rtv-silicone-gasket-maker-11-oz","title":"Permatex 81409 High-Temp Red RTV Silicone Gasket Maker — 11 oz","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003ePermatex 81409 High-Temp Red RTV Silicone Gasket Maker is a versatile formed-in-place gasket solution built for high-temperature automotive work and heavy-duty tasks. It creates resilient seals that adapt to engine surfaces, helping you avoid leaks without needing to stock a wide range of pre-cut gaskets.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits and capabilities\u003c\/h3\u003e\n\u003cp\u003eDesigned to withstand heat cycling and exposure to common fluids, this gasket maker remains flexible while resisting cracking and shrinking. It can also coat pre-cut gaskets to boost reliability in service or during reassembly.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eEngineered for high-temperature or heavy-duty use and resists auto and shop fluids.\u003c\/li\u003e\n\u003cli\u003eReplaces almost any cut gasket by forming reliable \"formed-in-place\" gaskets that resist cracking, shrinking and migrating due to thermal cycling.\u003c\/li\u003e\n\u003cli\u003eCoats pre-cut gaskets to increase reliability during assembly and service.\u003c\/li\u003e\n\u003cli\u003eTemperature range: -65°F to 650°F (-54°C to 343°C) intermittent.\u003c\/li\u003e\n\u003cli\u003eSuggested applications: valve covers, oil pans, timing covers, water pumps, thermostat housings, transmission pans.\u003c\/li\u003e\n\u003cli\u003eSensor-safe, OEM-specified performance compatible with modern materials such as aluminum and high-tech plastics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-world use and scenarios\u003c\/h3\u003e\n\u003cp\u003eIn everyday shop or roadside repairs, you can apply the sealant where a traditional gasket is missing, damaged, or hard to source. The formed-in-place seal conforms to irregular surfaces and maintains a consistent seal as temperatures rise and fall.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eOil resistance helps seal around oil drains and pans when exposed to lubricants and heat.\u003c\/li\u003e\n\u003cli\u003ePotential for improved torque retention and seal integrity under service loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose Permatex\u003c\/h3\u003e\n\u003cp\u003ePermatex has a legacy dating back to the 1970s and 1980s gasket-making work, emphasizing reliable performance in OEM production and service. The formulation aims to be sensor-safe while working with a range of engine components and new materials.\u003c\/p\u003e\n\n\u003ch3\u003eTips for best results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClean and dry surfaces before application for optimal adhesion.\u003c\/li\u003e\n\u003cli\u003eApply a thin, even bead around the sealing area.\u003c\/li\u003e\n\u003cli\u003eAllow adequate cure time before starting the engine or applying heat.\u003c\/li\u003e\n\u003cli\u003eWear gloves and avoid skin contact during use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Permatex 81409 High-Temp Red RTV Silicone Gasket Maker used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A versatile formed-in-place gasket sealant for high-temperature automotive and heavy-duty applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What temperature range does it handle and what are common applications?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: -65°F to 650°F intermittent; suitable for valve covers, oil pans, timing covers, water pumps, and thermostat housings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Permatex","offers":[{"title":"Default Title","offer_id":42469080334421,"sku":"B000HBIB80","price":41.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/permatex-81409-high-temp-red-rtv-bottle.jpg?v=1778084953","url":"https:\/\/plentytorque.co.uk\/products\/permatex-81409-high-temp-red-rtv-silicone-gasket-maker-11-oz","provider":"PlentyTorque","version":"1.0","type":"link"}