{"product_id":"420236501-timing-chain-tensioner-guide-for-sea-doo-sport-18-300-1630-2026","title":"420236501 Timing Chain Tensioner Guide for Sea-Doo Sport 18-300 1630 2026","description":"\u003ch2\u003eTiming Chain Tensioner Guide for Sea-Doo\u003c\/h2\u003e\u003cp\u003eThe Timing Chain Tensioner Guide for Sea-Doo keeps the timing chain aligned and tensioned on the Rotax 1630 engine, and it matches OEM cross-reference 420236501.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis timing chain tensioner guide is a direct-fit replacement for the Sea-Doo Sport 18-300 1630 platform. It holds the timing chain in proper alignment and maintains tension so cam timing stays accurate through the rpm range. It suits riders and mechanics servicing the 1630 engine on 2026 models.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eConstructed from wear-resistant material for long service life against continuous chain contact\u003c\/li\u003e\n\u003cli\u003ePrecision-formed guide surface keeps the timing chain tracking straight\u003c\/li\u003e\n\u003cli\u003eMatches OEM reference 420236501 for straightforward replacement\u003c\/li\u003e\n\u003cli\u003eBuilt to withstand the heat and load of the Rotax 1630 engine bay\u003c\/li\u003e\n\u003cli\u003eMaintains consistent chain tension to protect cam timing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Sea-Doo Sport 18-300 1630, 2026\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTiming chain service on the Rotax 1630 engine\u003c\/li\u003e\n\u003cli\u003eTop-end rebuilds and cam timing repairs\u003c\/li\u003e\n\u003cli\u003eRoutine maintenance on 2026 Sea-Doo Sport models\u003c\/li\u003e\n\u003cli\u003eReplacing a worn or grooved tensioner guide\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\u003e420236501\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTiming Chain Tensioner Guide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotax 1630\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 Does this guide fit both the 18-300 and 21-230 Sport models? \u003cstrong\u003eA:\u003c\/strong\u003e This listing covers the Sea-Doo Sport 18-300 1630 for 2026. Confirm your model and engine code before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should the tensioner guide be replaced with the chain? \u003cstrong\u003eA:\u003c\/strong\u003e Replacing the guide alongside the timing chain is common practice during a rebuild. Inspect the guide surface for grooves or flat spots during teardown.\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":51062848258134,"sku":"OO1C04484","price":30.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_31fe94e3-20d9-4f2a-a319-9d6c0d1fc693.jpg?v=1794392554","url":"https:\/\/www.solidspare.com\/products\/420236501-timing-chain-tensioner-guide-for-sea-doo-sport-18-300-1630-2026","provider":"Solid Spare","version":"1.0","type":"link"}