{"product_id":"420950820-valve-cover-gasket-for-sea-doo-sport-21-300-1630-2026","title":"420950820 Valve Cover Gasket for Sea-Doo Sport 21-300 1630 2026","description":"\u003ch2\u003eValve Cover Gasket for Sea-Doo\u003c\/h2\u003e\u003cp\u003eThis valve cover gasket seals the valve cover to the cylinder head on select Sea-Doo 1630 engine applications, replacing OEM part 420950820 to keep oil contained and prevent leaks.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis valve cover gasket is a direct-fit sealing component for Sea-Doo personal watercraft running the 1630 engine platform. It seats between the valve cover and cylinder head to hold oil in and keep contaminants out on Sport 21-300 models for 2026. A sound valve cover gasket is essential for maintaining proper oil pressure and a clean engine bay.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-cut to match the OEM 420950820 sealing profile\u003c\/li\u003e\n\u003cli\u003eConstructed from oil-resistant gasket material for long service life\u003c\/li\u003e\n\u003cli\u003eMaintains a tight seal under the heat and vibration of marine use\u003c\/li\u003e\n\u003cli\u003eDirect replacement for worn, hardened, or leaking original gaskets\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the Sea-Doo 1630 engine platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Sea-Doo Sport 21-300 1630, 2026\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRoutine top-end resealing during valve clearance service\u003c\/li\u003e\n\u003cli\u003eFixing oil seepage around the valve cover\u003c\/li\u003e\n\u003cli\u003eRebuilds and refresh work on 1630 engine watercraft\u003c\/li\u003e\n\u003cli\u003ePreventive maintenance before the riding season\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\u003e420950820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve Cover Gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1630\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Sea-Doo Sport 21-300\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 do I know if my valve cover gasket needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Oil weeping around the valve cover, a burning oil smell, or visible gasket hardening are common signs. Replacing it during top-end service is the most reliable approach.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this an original Sea-Doo part? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is an aftermarket replacement made to fit Sea-Doo 1630 applications and cross-references OEM part 420950820. Confirm your engine and part number before ordering.\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":51066481115222,"sku":"OO1C12578","price":58.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_11e29d8b-ffee-4e48-b0bb-e1c20d475ca8.jpg?v=1794396969","url":"https:\/\/www.solidspare.com\/products\/420950820-valve-cover-gasket-for-sea-doo-sport-21-300-1630-2026","provider":"Solid Spare","version":"1.0","type":"link"}