{"product_id":"valve-cover-gasket-seal-for-honda-gl1800-goldwing-12491-mca-000-12391-mca-000-us","title":"Valve Cover Gasket Seal For Honda GL1800 Goldwing 12491-MCA-000 12391-MCA-000 US","description":"\u003ch2\u003eValve Cover Gasket Seal for Honda\u003c\/h2\u003e\u003cp\u003eThis Valve Cover Gasket Seal for Honda prevents engine oil from escaping the cylinder head valve cover, cross-referenced with part numbers 12491-MCA-000 and 12391-MCA-000.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Valve Cover Gasket Seal is designed to maintain a tight, reliable barrier against high oil pressures inside the engine cylinder head. Over time, heat causes original rubber seals to harden and leak oil onto exhaust components. This Valve Cover Gasket Seal provides touring motorcycle owners with a durable replacement to keep their engines clean and dry.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMolded from premium-grade elastomer for high thermal resistance.\u003c\/li\u003e\n\u003cli\u003eFlexible composition conforms to minor cylinder head surface irregularities.\u003c\/li\u003e\n\u003cli\u003eResists degradation when exposed to synthetic and conventional engine oils.\u003c\/li\u003e\n\u003cli\u003ePrecisely dimensioned to match original valve cover grooves.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Honda GL1800 Goldwing\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing dry, hardened gaskets during valve clearance adjustments.\u003c\/li\u003e\n\u003cli\u003eCuring oil leaks that drip onto hot exhaust manifolds and cause smoke.\u003c\/li\u003e\n\u003cli\u003eSealing the cylinder head during routine top-end engine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12491-MCA-000, 12391-MCA-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElastomer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Brand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Honda\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How often should I replace my valve cover gaskets? \u003cstrong\u003eA:\u003c\/strong\u003e It is best to replace them whenever the valve cover is removed for service, or immediately if you spot oil weeping around the cylinder head.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to apply liquid sealant to this gasket? \u003cstrong\u003eA:\u003c\/strong\u003e While the gasket is designed to seal dry, applying a small dab of silicone sealant in sharp corners is a common practice.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44788833484886,"sku":"SZ1E01518","price":60.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_04ea5ccf-9d93-442b-bf94-d25248ecc81c.jpg?v=1779930631","url":"https:\/\/www.solidspare.com\/products\/valve-cover-gasket-seal-for-honda-gl1800-goldwing-12491-mca-000-12391-mca-000-us","provider":"Solid Spare","version":"1.0","type":"link"}