{"product_id":"420256606-valve-seat-sleeve-for-sea-doo-gtx-ltd-325-1630-2025-2026","title":"420256606 Valve Seat Sleeve for Sea-Doo GTX LTD 325 1630 2025-2026","description":"\u003ch2\u003eValve Seat Sleeve for Sea-Doo GTX LTD 325 1630\u003c\/h2\u003e\u003cp\u003eThis valve seat sleeve for Sea-Doo GTX LTD 325 1630 (2025-2026) restores a worn valve seat bore in the 1630 engine, giving the valve a true, durable surface to seal against, and it is listed under OEM cross-reference 420256606.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis valve seat sleeve for Sea-Doo is a precision replacement insert that presses into the cylinder head to renew the valve seat surface on the 1630 engine used in the GTX LTD 325. It restores proper valve sealing and compression on high-hour or heat-cycled heads, making it the right choice for rebuilders and riders servicing their own watercraft. The sleeve is matched to OEM reference 420256606 so you can cross-check it against your existing part before ordering.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined sleeve geometry for a correct press fit in the 1630 cylinder head\u003c\/li\u003e\n\u003cli\u003eRestores valve seat concentricity for reliable valve sealing and compression\u003c\/li\u003e\n\u003cli\u003eHeat-resistant construction suited to continuous marine engine operating temperatures\u003c\/li\u003e\n\u003cli\u003eDirect cross-reference to OEM part 420256606 for confident matching\u003c\/li\u003e\n\u003cli\u003eSold as a single sleeve for targeted repair of one valve seat position\u003c\/li\u003e\n\u003cli\u003eSuited to cylinder head rebuild and refresh work on the 1630 engine platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Sea-Doo GTX LTD 325 1630, 2025-2026\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCylinder head rebuilds on the 1630 engine\u003c\/li\u003e\n\u003cli\u003eValve seat repair on high-hour marine engines\u003c\/li\u003e\n\u003cli\u003eTop-end refresh after overheating or valve damage\u003c\/li\u003e\n\u003cli\u003eWorkshop and DIY service on the GTX LTD 325\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\u003e420256606\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve seat sleeve\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 GTX LTD 325, 2025-2026\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 Can I install this sleeve myself? \u003cstrong\u003eA:\u003c\/strong\u003e Pressing a valve seat sleeve requires a machined seat bore and correct installation tooling, so cylinder head machine shop work is normally required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I confirm this is the right sleeve? \u003cstrong\u003eA:\u003c\/strong\u003e Match the OEM reference 420256606 on this listing against the part number in your machine's parts diagram 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":51063109877846,"sku":"OO1C06768","price":36.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_014fd328-2706-4377-9fbf-cb1dbba17835.jpg?v=1794393776","url":"https:\/\/www.solidspare.com\/products\/420256606-valve-seat-sleeve-for-sea-doo-gtx-ltd-325-1630-2025-2026","provider":"Solid Spare","version":"1.0","type":"link"}