{"product_id":"420256606-valve-seat-sleeve-for-sea-doo-rxp-p-xrs-300-1630-2018","title":"420256606 Valve Seat Sleeve for Sea-Doo RXP P XRS 300 1630 2018","description":"\u003ch2\u003eValve Seat Sleeve for Sea-Doo RXP P XRS 300 1630\u003c\/h2\u003e\u003cp\u003eThis valve seat sleeve, reference 420256606, is a replacement engine component that fits into the cylinder head to hold the valve seat securely and maintain proper valve alignment on Sea-Doo 1630 ACE 300 engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis valve seat sleeve for Sea-Doo is a precision-machined component that presses into the cylinder head to support the valve seat under high combustion temperatures and pressures. It is designed for riders and mechanics servicing the 1630 ACE engine used in the RXP, RXP-X, and RXP-XRS 300 platforms. The valve seat sleeve helps restore correct valve seating geometry during a top-end rebuild.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined to fit the 1630 ACE cylinder head bore\u003c\/li\u003e\n\u003cli\u003eHolds the valve seat firmly in place under heat cycling\u003c\/li\u003e\n\u003cli\u003eHelps maintain correct valve alignment and sealing\u003c\/li\u003e\n\u003cli\u003eConstructed from durable material suited to high-temperature engine use\u003c\/li\u003e\n\u003cli\u003eDirect reference number 420256606 for easy parts matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Sea-Doo RXP 300\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo RXP-X 300\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo RXP-XRS 300\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo 1630 ACE 300 equipped models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCylinder head rebuilds and top-end refresh work\u003c\/li\u003e\n\u003cli\u003eValve seat replacement during engine service\u003c\/li\u003e\n\u003cli\u003eShop repairs on 1630 ACE 300 powerplants\u003c\/li\u003e\n\u003cli\u003eRestoring valve sealing on high-hour 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\u003e420256606\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\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 Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1630 ACE 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Year Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2018\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 Is this an original Sea-Doo part? \u003cstrong\u003eA:\u003c\/strong\u003e This is an aftermarket valve seat sleeve that cross-references 420256606, and it is not an original Sea-Doo product. Confirm the fitment against your engine before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How many sleeves do I need for a rebuild? \u003cstrong\u003eA:\u003c\/strong\u003e The quantity depends on which valve positions you are servicing, so check your cylinder head condition and order the number required. Installation typically requires machining and pressing by a qualified engine shop.\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":51063108403286,"sku":"OO1C06726","price":36.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_7b7b3150-3567-4b2f-bdf8-5f69003a3ab6.jpg?v=1794393797","url":"https:\/\/www.solidspare.com\/products\/420256606-valve-seat-sleeve-for-sea-doo-rxp-p-xrs-300-1630-2018","provider":"Solid Spare","version":"1.0","type":"link"}