{"product_id":"crankshaft-main-bearing-for-sea-doo-fish-21-230-1630-2025-2026","title":"Crankshaft Main Bearing for Sea-Doo Fish 21-230 1630 2025-2026","description":"\u003ch2\u003eCrankshaft Main Bearing for Sea-Doo\u003c\/h2\u003e\u003cp\u003eThe Crankshaft Main Bearing for Sea-Doo Fish 21-230 1630 (2025-2026) supports the crankshaft inside the crankcase, keeping rotation smooth and reducing friction under load.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis crankshaft main bearing is a replacement engine component for the Sea-Doo Fish 21-230 1630 produced in 2025-2026. The main bearing carries the crankshaft journal so the engine spins true at high rpm. It suits riders and shops servicing the 1630 engine platform.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngineered to carry crankshaft radial loads at sustained high rpm\u003c\/li\u003e\n\u003cli\u003ePrecision tolerances for consistent journal clearance\u003c\/li\u003e\n\u003cli\u003eFriction-reducing surface treatment for smooth rotation\u003c\/li\u003e\n\u003cli\u003eHeat-resistant construction suited to marine engine bays\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement for the 1630 engine crankshaft main position\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Sea-Doo Fish 21-230 1630, 2025-2026\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBottom-end rebuilds on the 1630 engine\u003c\/li\u003e\n\u003cli\u003eCrankshaft service after bearing wear or scoring\u003c\/li\u003e\n\u003cli\u003ePreventive maintenance during engine teardown\u003c\/li\u003e\n\u003cli\u003eShop rebuilds and restoration projects\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 Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCrankshaft Main Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1630\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFish 21-230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2025-2026\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 How many main bearings does the 1630 engine use? \u003cstrong\u003eA:\u003c\/strong\u003e Confirm the main bearing count for your specific 1630 engine in the service manual before ordering. Order the quantity you need for a complete set.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should main bearings be replaced as a set? \u003cstrong\u003eA:\u003c\/strong\u003e Replacing all main bearings together is common practice during a bottom-end rebuild. Measure journal clearance after installation.\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":51065860227158,"sku":"OO1C08650","price":35.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_7ab5134d-f7c6-42ad-b077-8af3e326fdca.jpg?v=1794394844","url":"https:\/\/www.solidspare.com\/products\/crankshaft-main-bearing-for-sea-doo-fish-21-230-1630-2025-2026","provider":"Solid Spare","version":"1.0","type":"link"}