{"product_id":"crankshaft-main-bearing-for-sea-doo-gti-se-170-1630-2020-2026","title":"Crankshaft Main Bearing for Sea-Doo GTI SE 170 1630 2020-2026","description":"\u003ch2\u003eCrankshaft Main Bearing for Sea-Doo\u003c\/h2\u003e\u003cp\u003eThis crankshaft main bearing supports the crankshaft in your Sea-Doo 1630 4-TEC engine, maintaining true rotation under load and guarding the crankcase against premature wear.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis crankshaft main bearing is a replacement engine bearing made for the Sea-Doo 1630 4-TEC platform, designed to hold the crankshaft steady inside the crankcase at sustained high RPM. It suits riders rebuilding a GTI SE 170 engine or refreshing bottom-end bearings on a newer machine. Choose this crankshaft main bearing when the original shows scoring, pitting, or play that puts the crank at risk.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-ground rolling surface for consistent crankshaft support\u003c\/li\u003e\n\u003cli\u003eHardened steel construction built to handle 1630 4-TEC operating loads\u003c\/li\u003e\n\u003cli\u003eDimensional tolerances matched to the OEM bearing journal\u003c\/li\u003e\n\u003cli\u003eRated for sustained high-RPM marine use\u003c\/li\u003e\n\u003cli\u003eSold individually so you can replace only the bearings showing wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Sea-Doo GTI SE 170 with the 1630 engine (2020-2026)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBottom-end rebuilds on 1630 4-TEC equipped watercraft\u003c\/li\u003e\n\u003cli\u003eCrankshaft replacement jobs where bearings are refreshed at the same time\u003c\/li\u003e\n\u003cli\u003eRoutine teardown inspections on high-hour GTI SE models\u003c\/li\u003e\n\u003cli\u003eShop service work on Sea-Doo personal watercraft 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 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\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSea-Doo 1630 4-TEC engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGTI SE 170\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2020-2026\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 a 1630 4-TEC engine use? \u003cstrong\u003eA:\u003c\/strong\u003e The 1630 4-TEC uses multiple main bearings along the crankshaft, so check your service manual and order the quantity your rebuild requires. Inspect every journal before assembly and replace any bearing showing wear.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I replace just one main bearing? \u003cstrong\u003eA:\u003c\/strong\u003e You can, but most builders replace the full set once the cases are split to avoid a second teardown. Measure crankshaft journal wear first to confirm the crank itself is still within spec.\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":51065837191254,"sku":"OO1C08629","price":35.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_c3c87ace-3132-43a5-a2de-a3838f0e7fb6.jpg?v=1794394841","url":"https:\/\/www.solidspare.com\/products\/crankshaft-main-bearing-for-sea-doo-gti-se-170-1630-2020-2026","provider":"Solid Spare","version":"1.0","type":"link"}