{"product_id":"420898044-timing-cam-chain-for-sea-doo-sportster-155-1503-2003-2006","title":"420898044 Timing Cam Chain for Sea-Doo Sportster 155 1503 2003-2006","description":"\u003ch2\u003eTiming\/Cam Chain for Sea-Doo Sportster 155 1503\u003c\/h2\u003e\u003cp\u003eThis timing\/cam chain replaces OEM part 420898044 and keeps camshaft timing accurate on the Rotax 1503 engine used in the Sea-Doo Sportster 155.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis timing\/cam chain for Sea-Doo is a direct-fit replacement camshaft drive chain made to restore correct valve timing on the 1503 four-stroke engine. It cross-references OEM 420898044, so it drops into the same position as the factory chain on 2003-2006 Sportster 155 models. Riders and shops pick up this timing\/cam chain when a stretched or noisy original chain needs replacing during a top-end or timing service.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePre-stretched construction to resist elongation under sustained RPM\u003c\/li\u003e\n\u003cli\u003eRoller-link design for smooth engagement with the cam sprockets\u003c\/li\u003e\n\u003cli\u003eHeat-treated pins and plates for wear resistance in a marine four-stroke\u003c\/li\u003e\n\u003cli\u003eBuilt to OEM 420898044 dimensions for a drop-in fit\u003c\/li\u003e\n\u003cli\u003eSealed packaging to protect against corrosion before installation\u003c\/li\u003e\n\u003cli\u003eSuited to the 1503 engine platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Sea-Doo Sportster 155, 2003-2006\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo 1503 engine applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTiming chain replacement during scheduled top-end service\u003c\/li\u003e\n\u003cli\u003eRepair after a stretched or jumped chain causes rough running\u003c\/li\u003e\n\u003cli\u003eRebuilds where the cam drive is refreshed with the valvetrain\u003c\/li\u003e\n\u003cli\u003eShop work on Rotax 1503 four-stroke marine engines\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\u003e420898044\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTiming\/Cam Chain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1503\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCamshaft drive\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 chain require any modification to install? \u003cstrong\u003eA:\u003c\/strong\u003e No, it is built to the OEM 420898044 dimensions and installs in the factory cam drive position without modification. Follow the service manual procedure for timing alignment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should related timing components be replaced at the same time? \u003cstrong\u003eA:\u003c\/strong\u003e It is common practice to inspect the tensioner and guides while the chain is out and replace any worn parts. Replacing them together helps avoid a repeat teardown later.\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":51063194157142,"sku":"OO1C07879","price":131.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_63107634-c7be-4521-8a43-009e8c16c4a6.jpg?v=1794394498","url":"https:\/\/www.solidspare.com\/products\/420898044-timing-cam-chain-for-sea-doo-sportster-155-1503-2003-2006","provider":"Solid Spare","version":"1.0","type":"link"}