{"product_id":"yamaha-yamalube-yamabond-4-silicone-liquid-gasket-2-5-oz-tube-oem-oil-and-heat-resistant-sealant","title":"YAMAHA Yamalube Yamabond 4 silicone liquid gasket — 2.5 oz tube, OEM oil- and heat-resistant sealant","description":"\u003cp\u003e\u003cstrong\u003eYAMAHA Yamalube Yamabond 4 is an OEM silicone-based liquid gasket sold in a 2.5 oz tube that cures to a flexible, oil- and heat-resistant seal for Yamaha engines and components.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineered by Yamaha for Yamaha motorcycles, ATVs, and other powersports machines, this factory-original Yamabond 4 liquid gasket replaces traditional gaskets and fills mating surfaces where a reliable seal is needed. The single 2.5-ounce tube is formulated to set quickly and form a durable, rubber-like bead that tolerates engine oil and gear lubricants once cured. Use it where the service manual specifies Threebond 1215 or equivalent and follow torque and cure-time guidelines for best performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow quickly does Yamabond 4 set and when is it safe to reassemble?\u003c\/h3\u003e\n\n\u003cp\u003eThis silicone gasket compound begins to skin over rapidly and typically sets to a rubbery seal within about 60 minutes, depending on temperature and humidity. Full cure strength develops over additional hours; allow adequate time before pressurizing or refilling with oil to ensure a complete seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical skin-over: ~60 minutes at room temperature\u003c\/li\u003e\n  \u003cli\u003ePartial cure: several hours; full cure: up to 24 hours depending on conditions\u003c\/li\u003e\n  \u003cli\u003eFollow Yamaha service manual cure and torque recommendations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich applications on my Yamaha should use this OEM liquid gasket?\u003c\/h3\u003e\n\n\u003cp\u003eYamabond 4 is intended for sealing engine covers, timing covers, water pump housings, and other mating surfaces where a silicone sealant specified by the manufacturer is required. It’s formulated to match Yamaha’s factory standards and is recommended wherever Threebond 1215 is referenced in service procedures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse on engine and gearbox mating surfaces per manual guidance\u003c\/li\u003e\n  \u003cli\u003eSuitable for oil-exposed joints and high-temperature locations\u003c\/li\u003e\n  \u003cli\u003eReplace paper gaskets or supplement where manual permits silicone gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the material properties and resistance characteristics?\u003c\/h3\u003e\n\n\u003cp\u003eThis product cures to a flexible, rubber-like material that resists heat, engine oil, and gear lubricants, maintaining a long-lasting seal under vibratory and thermal stress. As a Yamaha-manufactured formula, it's matched to the OEM specifications used across Yamaha service parts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSilicone-based chemistry for flexibility and temperature resistance\u003c\/li\u003e\n  \u003cli\u003eResists engine oil and gear lubricant contact after curing\u003c\/li\u003e\n  \u003cli\u003eForms a reusable, pliant gasket that compensates for surface irregularities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I apply Yamabond 4 for consistent results?\u003c\/h3\u003e\n\n\u003cp\u003ePrepare mating surfaces by cleaning thoroughly and removing old sealant or debris. Apply a continuous bead to one side only, assemble within the recommended working time, and torque fasteners in the specified pattern to avoid excess squeeze-out.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClean and dry surfaces; remove old gasket material\u003c\/li\u003e\n  \u003cli\u003eApply continuous bead and avoid excessive thickness\u003c\/li\u003e\n  \u003cli\u003eAssemble and torque per Yamaha specifications; remove excess cured bead if needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? Mechanics, home DIYers, and professional technicians who service Yamaha motorcycles, ATVs, snowmobiles, and marine engines will benefit from this factory-original liquid gasket. Choose the Yamalube Yamabond 4 2.5 oz tube when the service manual calls for a Threebond 1215 equivalent or when you want an OEM-quality silicone sealant engineered specifically for Yamaha machines.\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 Yamabond 4 anywhere on my Yamaha engine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use where Yamaha service manuals specify Threebond 1215 or an equivalent silicone sealant; avoid places the manual prohibits silicone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long before I can run the engine after applying?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Surface skins in about 60 minutes; wait additional hours for full cure—ideally 24 hours for maximum strength before heavy use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"YAMAHA","offers":[{"title":"Default Title","offer_id":48087371350174,"sku":"B00545V1ZE","price":39.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/yamaha-yamabond4-front-packaging.jpg?v=1785922111","url":"https:\/\/northtrailauto.ca\/products\/yamaha-yamalube-yamabond-4-silicone-liquid-gasket-2-5-oz-tube-oem-oil-and-heat-resistant-sealant","provider":"North Trail Auto","version":"1.0","type":"link"}