{"product_id":"chrysler-rtv-silicone-engine-sealant-black-3-oz-tube-oem-grade-oil-resistant-flexible-seal","title":"Chrysler RTV Silicone Engine Sealant — Black 3 oz Tube, OEM-Grade Oil-Resistant Flexible Seal","description":"\u003cp\u003e\u003cstrong\u003eChrysler Genuine 4883971 is a black RTV silicone rubber adhesive formulated to form oil-resistant, flexible seals on engine components — supplied in a 3 oz. tube for workshop and DIY repairs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis OEM-grade RTV (room temperature vulcanizing) silicone sealant is made specifically for automotive applications where exposure to engine oil, heat cycling, and vibration demand a resilient bond. Chrysler designed this product to replace or reseal gaskets, flange joints, and mating surfaces on engines while maintaining adhesion and seal integrity over time. It comes black in color to match many engine components and is packaged in a convenient 3 oz. tube for controlled bead application.\u003c\/p\u003e\n\n\u003ch3\u003eWhat surfaces and parts can I use this sealant on?\u003c\/h3\u003e\n\u003cp\u003eThe 4883971 RTV is suitable for sealing metal-to-metal, metal-to-plastic, and common engine substrate joints where oil exposure occurs. It’s intended for valve covers, oil pans, timing chain covers, water pump flanges (non-coolant facing), and other oil-exposed mating surfaces. Avoid use where continuous coolant contact or high-pressure hydraulic sealing is required unless specified by service instructions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eValve covers and oil pans — provides flexible gasket replacement.\u003c\/li\u003e\n  \u003cli\u003eEngine case seams and timing covers — resists oil and vibration.\u003c\/li\u003e\n  \u003cli\u003eMating surfaces of metal and compatible plastics — maintains adhesion.\u003c\/li\u003e\n  \u003cli\u003eNot for continuous coolant passages or high-pressure hydraulic fittings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply the 3 oz tube for best results?\u003c\/h3\u003e\n\u003cp\u003ePreparation is key: clean oil, old gasket material, and contaminants before applying a uniform bead. Apply a continuous bead to the mating surface, allow the recommended primer\/curing timeframe if instructed, assemble parts, and torque to manufacturer specs. Small tube format gives control for repairs and touch-ups without excess waste.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean surfaces with solvent and remove old gasket residue.\u003c\/li\u003e\n  \u003cli\u003eApply a consistent bead; avoid excessive gaps or thin spots.\u003c\/li\u003e\n  \u003cli\u003eAssemble within the working time and torque to spec.\u003c\/li\u003e\n  \u003cli\u003eCure time varies with thickness and environment — follow instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance can I expect regarding oil resistance and durability?\u003c\/h3\u003e\n\u003cp\u003eThis black silicone RTV is formulated to retain adhesion and sealing when in regular contact with engine oil, and it tolerates engine temperature cycling and vibration. It creates a flexible, rubber-like seal that resists shrinkage and hardening that causes leaks. For long-term reliability, use genuine OEM products and follow service guidelines for surface prep and assembly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOil-resistant formulation maintains seal integrity under oil exposure.\u003c\/li\u003e\n  \u003cli\u003eFlexible after curing to accommodate vibration and thermal movement.\u003c\/li\u003e\n  \u003cli\u003eDesigned to resist shrinkage and maintain adhesion over time.\u003c\/li\u003e\n  \u003cli\u003eOEM formulation aligns with Chrysler service expectations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: mechanics, home garage DIYers, and service technicians replacing or resealing oil-exposed engine components who want an OEM-specified product. The 3 oz tube size is ideal for spot repairs, valve cover and oil pan reseals, and any small-to-medium sealing task where a black, oil-resistant RTV is preferred. Use it when the vehicle manufacturer or repair procedure calls for a silicone adhesive sealant compatible with engine oil exposure.\u003c\/p\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: Can I use this RTV on coolant passages?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — this product is formulated for oil-exposed surfaces; avoid continuous coolant passages unless service instructions permit it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does it take to cure before engine use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Cure time depends on bead thickness and conditions; allow surface skinning before assembly and follow manufacturer cure recommendations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Chrysler","offers":[{"title":"Default Title","offer_id":48084396933278,"sku":"B007NQJ4NS","price":32.31,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/chrysler-4883971-front-packaging.jpg?v=1785853652","url":"https:\/\/northtrailauto.ca\/products\/chrysler-rtv-silicone-engine-sealant-black-3-oz-tube-oem-grade-oil-resistant-flexible-seal","provider":"North Trail Auto","version":"1.0","type":"link"}