{"product_id":"retaining-nut-for-mercruiser-r-mr-alpha-i-gen-ii-816811-2-8168111-18-3752","title":"Retaining Nut for MerCruiser R-MR Alpha I Gen II - 816811-2, 8168111, 18-3752","description":"\u003ch2\u003eRetaining Nut for MerCruiser\u003c\/h2\u003e\u003cp\u003eThis retaining nut is an OEM replacement for MerCruiser R-MR Alpha I Gen II stern drives, with cross-reference numbers 816811-2, 8168111, and 18-3752.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis retaining nut is designed for MerCruiser R-MR Alpha I Gen II outdrives, serving as a direct replacement for part numbers 816811-2, 8168111, and 18-3752. It secures the propeller or other components onto the drive shaft, ensuring reliable performance. The retaining nut is a critical component for maintaining proper operation of your MerCruiser drive system.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision threaded to match MerCruiser R-MR Alpha I Gen II shafts\u003c\/li\u003e\n\u003cli\u003eManufactured from corrosion-resistant steel for marine environments\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM part numbers 816811-2, 8168111, 18-3752\u003c\/li\u003e\n\u003cli\u003eEnsures secure retention of drive components\u003c\/li\u003e\n\u003cli\u003eEasy installation with standard tools\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor MerCruiser R-MR Alpha I Gen II\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSecures the propeller on MerCruiser R-MR Alpha I Gen II drives\u003c\/li\u003e\n\u003cli\u003eUsed during routine maintenance or replacement of drive components\u003c\/li\u003e\n\u003cli\u003eEssential for restoring factory torque specifications\u003c\/li\u003e\n\u003cli\u003eCommonly employed in marine repair shops and DIY boat owners\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\u003e816811-2, 8168111, 18-3752\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMerCruiser R-MR Alpha I Gen II\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 retaining nut compatible with other MerCruiser models? \u003cstrong\u003eA:\u003c\/strong\u003e This retaining nut is specifically designed for the R-MR Alpha I Gen II; other MerCruiser drives may use different thread sizes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What material is this retaining nut made from? \u003cstrong\u003eA:\u003c\/strong\u003e It is constructed from marine-grade steel to resist corrosion and ensure long-lasting performance in saltwater or freshwater environments.\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":44957207789654,"sku":"ZZ2Y01073","price":48.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_bba036e3-ca02-42b0-ae07-3864ff9bb0f4.jpg?v=1781567936","url":"https:\/\/www.solidspare.com\/products\/retaining-nut-for-mercruiser-r-mr-alpha-i-gen-ii-816811-2-8168111-18-3752","provider":"Solid Spare","version":"1.0","type":"link"}