{"product_id":"290931440-rotary-valve-o-ring-for-sea-doo-sportster-720-1996-1997","title":"290931440 Rotary Valve O-Ring for Sea-Doo Sportster 720 1996-1997","description":"\u003ch2\u003eRotary Valve O-Ring for Sea-Doo Sportster 720\u003c\/h2\u003e\u003cp\u003eThis rotary valve O-ring is a replacement sealing component for the 720 engine used in 1996-1997 Sea-Doo Sportster models, cross-referencing OEM part 290931440.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis rotary valve O-ring for Sea-Doo Sportster 720 models provides the critical seal at the rotary valve cover, helping maintain proper crankcase sealing on 1996-1997 720 engines. The rotary valve O-ring for Sea-Doo Sportster 720 restores a worn or flattened seal so the engine can draw fuel mixture correctly. It suits riders and mechanics servicing these classic two-stroke machines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect cross-reference to OEM part 290931440 for confident replacement\u003c\/li\u003e\n\u003cli\u003eSeals the rotary valve cover against crankcase pressure loss\u003c\/li\u003e\n\u003cli\u003eResists fuel, oil, and two-stroke mix exposure\u003c\/li\u003e\n\u003cli\u003eRestores proper intake sealing for consistent running\u003c\/li\u003e\n\u003cli\u003eCompact size for straightforward installation during top-end service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Sea-Doo Sportster 720, 1996\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo Sportster 720, 1997\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRotary valve cover resealing during engine service\u003c\/li\u003e\n\u003cli\u003eTop-end rebuilds on 720 two-stroke powerplants\u003c\/li\u003e\n\u003cli\u003eRoutine replacement of hardened or flattened O-rings\u003c\/li\u003e\n\u003cli\u003eFixing air leaks that cause lean running or hard starting\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\u003e290931440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotary Valve O-Ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1996-1997\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 rotary valve O-ring needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Hard starting, lean running, or a flattened, hardened ring found during teardown are common signs. Replacing it during rotary valve service is a practical step.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this O-ring fit both 1996 and 1997 Sportster 720 models? \u003cstrong\u003eA:\u003c\/strong\u003e It is listed for the 1996-1997 Sportster 720 range using this part number. Confirm your engine and serial 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":51060224360534,"sku":"OO1C02535","price":26.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_82cb1865-379e-4c31-8bd2-5a7db36b43ac.jpg?v=1794307221","url":"https:\/\/www.solidspare.com\/products\/290931440-rotary-valve-o-ring-for-sea-doo-sportster-720-1996-1997","provider":"Solid Spare","version":"1.0","type":"link"}