{"product_id":"420254882-intake-exhaust-valve-guide-for-sea-doo-speedster-255-1503-2009-2011","title":"420254882 Intake Exhaust Valve Guide for Sea-Doo Speedster 255 1503 2009-2011","description":"\u003ch2\u003eIntake or Exhaust Valve Guide for Sea-Doo\u003c\/h2\u003e\u003cp\u003eThis valve guide for Sea-Doo is a replacement cylinder head component that steers the intake or exhaust valve stem in a 1503 engine, and it references OEM part number 420254882.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis valve guide for Sea-Doo presses into the cylinder head and keeps the valve stem moving on a straight path as the valve opens and closes. Worn guides cause oil consumption, poor sealing, and valve seat damage, so replacing them is standard during a head rebuild. It is built for the Sea-Doo Speedster 255 running the 1503 engine.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eGuides the intake or exhaust valve stem for consistent valve motion\u003c\/li\u003e\n\u003cli\u003eRestores correct stem-to-guide clearance on a rebuilt head\u003c\/li\u003e\n\u003cli\u003eSized for the Sea-Doo 1503 four-stroke engine platform\u003c\/li\u003e\n\u003cli\u003eWorks for both intake and exhaust valve positions\u003c\/li\u003e\n\u003cli\u003eCross-references OEM part number 420254882\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Sea-Doo Speedster 255, 2009\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo Speedster 255, 2010\u003c\/li\u003e\n\u003cli\u003efor Sea-Doo Speedster 255, 2011\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCylinder head rebuilds on the 1503 four-stroke engine\u003c\/li\u003e\n\u003cli\u003eValve seal and seat service during a top-end refresh\u003c\/li\u003e\n\u003cli\u003eCorrecting oil consumption or compression issues traced to worn guides\u003c\/li\u003e\n\u003cli\u003eJet boat engine maintenance on the Sea-Doo Speedster 255\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\u003e420254882\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve guide\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\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this valve guide fit both intake and exhaust valves? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this guide serves the intake or exhaust side of the cylinder head. \u003cstrong\u003eQ:\u003c\/strong\u003e Does installing a guide require machining? \u003cstrong\u003eA:\u003c\/strong\u003e Guides are typically pressed in and reamed to final clearance, and honing the valve seat afterward is common practice.\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":51060212400214,"sku":"OO1C02294","price":57.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_41cc743e-9a52-47a1-9fcb-05c79f40d2bb.jpg?v=1794307118","url":"https:\/\/www.solidspare.com\/products\/420254882-intake-exhaust-valve-guide-for-sea-doo-speedster-255-1503-2009-2011","provider":"Solid Spare","version":"1.0","type":"link"}