{"title":"Upper Only 1","description":null,"products":[{"product_id":"se106-upper-1-94-w-short-yoke-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.94 Ratio | Short Yoke","description":"\u003cp data-path-to-node=\"1\"\u003eRestore efficient power transfer and smooth operation to your drive with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"103\"\u003ePremium Aftermarket Replacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e upper gear housing. Specifically configured with a \u003cb data-path-to-node=\"1\" data-index-in-node=\"226\"\u003e1.94 Gear Ratio\u003c\/b\u003e and a \u003cb data-path-to-node=\"1\" data-index-in-node=\"248\"\u003eShort 8-1\/8\" Input Yoke\u003c\/b\u003e, this unit is the definitive solution for older engine configurations requiring precise shaft depth. Constructed with \u003cb data-path-to-node=\"1\" data-index-in-node=\"390\"\u003eHigh-Strength Alloys\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"415\"\u003ePrecision-Cut Internal Gears\u003c\/b\u003e, it is engineered to deliver superior \u003cb data-path-to-node=\"1\" data-index-in-node=\"482\"\u003eSaltwater Durability\u003c\/b\u003e and reduced vibration for long-term marine service.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003eInline 4 and 6 Cylinder Engine Setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eFreshwater and Saltwater Recreational Boating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eRepowering Older Generation 1 Drive Systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727171746,"sku":"SE90-104-01A","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_1e979653-037f-46cf-8569-7f68078e4006.jpg?v=1765344347"},{"product_id":"se106-upper-1-81-w-short-yoke-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.81 Ratio | Short Yoke","description":"\u003cp data-path-to-node=\"1\"\u003eRestore seamless power transmission and quiet operation to your drive with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"105\"\u003ePremium Aftermarket Replacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e upper gear housing. Specifically configured with a \u003cb data-path-to-node=\"1\" data-index-in-node=\"228\"\u003e1.81 Gear Ratio\u003c\/b\u003e and a \u003cb data-path-to-node=\"1\" data-index-in-node=\"250\"\u003eShort 8-1\/8\" Input Yoke\u003c\/b\u003e, this unit is engineered for older engine configurations that require precise shaft clearance. Constructed from \u003cb data-path-to-node=\"1\" data-index-in-node=\"386\"\u003eHigh-Strength Alloys\u003c\/b\u003e with \u003cb data-path-to-node=\"1\" data-index-in-node=\"412\"\u003ePrecision-Cut Internal Gears\u003c\/b\u003e, it is built to survive the high-stress demands of \u003cb data-path-to-node=\"1\" data-index-in-node=\"492\"\u003eSaltwater Environments\u003c\/b\u003e while reducing vibration and improving overall propulsion efficiency.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003eInline 4 and 6 Cylinder Engine Setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eFreshwater and Saltwater Recreational Boating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eRepowering Older Generation 1 Drive Systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727270050,"sku":"SE90-104-01B","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_13d214d6-4dce-49cb-b36d-12393e2d91b3.jpg?v=1765344349"},{"product_id":"se106-upper-1-62-w-short-yoke-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.62 Ratio | Short Yoke","description":"\u003cp data-path-to-node=\"1\"\u003eRestore the dependable power of your drive with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"78\"\u003ePremium Aftermarket Replacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e upper gear housing. Specifically configured with a \u003cb data-path-to-node=\"1\" data-index-in-node=\"201\"\u003e1.62 Gear Ratio\u003c\/b\u003e and a \u003cb data-path-to-node=\"1\" data-index-in-node=\"223\"\u003eShort 8-1\/8\" Input Yoke\u003c\/b\u003e, this unit is engineered for older engine configurations that require precise shaft depth. Built with \u003cb data-path-to-node=\"1\" data-index-in-node=\"349\"\u003eHeavy-Duty Internal Gears\u003c\/b\u003e and a \u003cb data-path-to-node=\"1\" data-index-in-node=\"381\"\u003eCorrosion-Resistant Case\u003c\/b\u003e, it ensures a seamless fit and superior \u003cb data-path-to-node=\"1\" data-index-in-node=\"446\"\u003eSaltwater Durability\u003c\/b\u003e for mid-range torque applications.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003eInline 4 and 6 Cylinder Engine Setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eFreshwater and Saltwater Recreational Boating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eRepowering Older Generation 1 Drive Systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727302818,"sku":"SE90-104-01C","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_3e300305-05cf-49ff-a12e-e378b1c53c35.jpg?v=1765344349"},{"product_id":"se106-upper-1-81-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.81 Ratio | Alpha One Gen 1","description":"\u003cp data-path-to-node=\"1\"\u003eRestore dependable torque and smooth shifting to your drive system with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"102\"\u003ePremium Upper Gear Housing\u003c\/b\u003e, engineered as a high-performance \u003cb data-path-to-node=\"1\" data-index-in-node=\"163\"\u003eReplacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e units. Featuring a \u003cb data-path-to-node=\"1\" data-index-in-node=\"234\"\u003e1.81 Gear Ratio\u003c\/b\u003e, this assembly is built with \u003cb data-path-to-node=\"1\" data-index-in-node=\"279\"\u003eHeavy-Duty Internal Gears\u003c\/b\u003e and a \u003cb data-path-to-node=\"1\" data-index-in-node=\"311\"\u003eHigh-Strength Alloy Casting\u003c\/b\u003e to provide maximum \u003cb data-path-to-node=\"1\" data-index-in-node=\"358\"\u003eSaltwater Durability\u003c\/b\u003e. Designed to meet or exceed OEM standards, it ensures a precision fit for mid-sized engine configurations, reducing vibration and extending the life of your propulsion system.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003eMid-Sized Runabouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eFreshwater Fishing Boats\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eRecreational Day Cruisers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727433890,"sku":"SE90-106-01B","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_634fdba8-d724-4839-a5a6-cc76e323d2fa.jpg?v=1765344352"},{"product_id":"se106-upper-1-94-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.94 Ratio | Alpha One Gen 1","description":"\u003cp data-path-to-node=\"1\"\u003eRestore smooth power and reliable torque to your sterndrive with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"95\"\u003ePremium Upper Gear Housing\u003c\/b\u003e, precision-engineered as a \u003cb data-path-to-node=\"1\" data-index-in-node=\"149\"\u003eHigh-Performance Replacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e units. Featuring a \u003cb data-path-to-node=\"1\" data-index-in-node=\"237\"\u003e1.94 Gear Ratio\u003c\/b\u003e, this assembly is designed for smaller engine configurations, providing the mechanical advantage needed for \u003cb data-path-to-node=\"1\" data-index-in-node=\"361\"\u003eFaster Planing\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"380\"\u003eImproved Fuel Efficiency\u003c\/b\u003e. Built with \u003cb data-path-to-node=\"1\" data-index-in-node=\"417\"\u003eHigh-Strength Alloys\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"442\"\u003ePrecision-Cut Internal Gears\u003c\/b\u003e, it ensures a seamless fit and superior \u003cb data-path-to-node=\"1\" data-index-in-node=\"511\"\u003eSaltwater Durability\u003c\/b\u003e for long-term service.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e4-Cylinder and Small V6 Runabouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eHeavy-Load Pontoon Boats\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eShallow Water Recreational Fishing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727401122,"sku":"SE90-106-01A","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_1374e85a-3604-4f35-8fd9-480018385069.jpg?v=1765344352"},{"product_id":"se106-upper-1-62-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.62 Ratio | Alpha One Gen 1","description":"\u003cp data-path-to-node=\"1\"\u003eRestore the dependable power of your sterndrive with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"83\"\u003ePremium Upper Gear Housing\u003c\/b\u003e, specifically engineered as a \u003cb data-path-to-node=\"1\" data-index-in-node=\"140\"\u003eDirect Aftermarket Replacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e units. This assembly features a \u003cb data-path-to-node=\"1\" data-index-in-node=\"243\"\u003e1.62 Gear Ratio\u003c\/b\u003e, optimized for mid-range torque and efficiency. Constructed with \u003cb data-path-to-node=\"1\" data-index-in-node=\"324\"\u003eHeavy-Duty Alloys\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"346\"\u003ePrecision-Cut Internal Gears\u003c\/b\u003e, it is designed to withstand the high-stress demands of \u003cb data-path-to-node=\"1\" data-index-in-node=\"431\"\u003eSaltwater Environments\u003c\/b\u003e while maintaining smooth, quiet operation.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003eMid-Sized Recreational Runabouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eFreshwater Fishing Vessels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eSmall to Mid-Sized Day Cruisers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727532194,"sku":"SE90-106-01C","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_76f59dba-1f06-4dff-9bd7-52e6754a42bb.jpg?v=1765344354"},{"product_id":"se106-upper-1-47-replaces-mercruiser-alpha-one","title":"Upper Gear Case | SE106 | 1.47 Ratio | Alpha One Generation 1","description":"\u003cp data-path-to-node=\"1\"\u003eRestore the heart of your propulsion system with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"79\"\u003ePremium Upper Gear Housing\u003c\/b\u003e, engineered as a \u003cb data-path-to-node=\"1\" data-index-in-node=\"123\"\u003eHigh-Performance Replacement for Mercruiser Alpha One (Generation 1)\u003c\/b\u003e units. Optimized with a \u003cb data-path-to-node=\"1\" data-index-in-node=\"216\"\u003e1.47 Gear Ratio\u003c\/b\u003e, this unit is designed for high-horsepower \u003cb data-path-to-node=\"1\" data-index-in-node=\"275\"\u003eV8 Applications\u003c\/b\u003e up to \u003cb data-path-to-node=\"1\" data-index-in-node=\"297\"\u003e300 HP\u003c\/b\u003e. Built with \u003cb data-path-to-node=\"1\" data-index-in-node=\"316\"\u003eHigh-Strength Alloys\u003c\/b\u003e and \u003cb data-path-to-node=\"1\" data-index-in-node=\"341\"\u003ePrecision-Cut Internal Gears\u003c\/b\u003e, it ensures a seamless fit and superior \u003cb data-path-to-node=\"1\" data-index-in-node=\"410\"\u003eCorrosion Resistance\u003c\/b\u003e in both freshwater and demanding saltwater environments.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eIdeal Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003eV8 Powered Recreational Runabouts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003eHigh-Performance Sport Boats\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003eHeavy-Duty Commercial Marine Vessels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mercruiser","offers":[{"title":"Default Title","offer_id":46387727564962,"sku":"SE90-106-01D","price":965.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/3170\/5250\/files\/IMG_6931202_550x367_82ec8e91-e6e2-4ac0-9129-a9cb270a7fea.jpg?v=1765344355"}],"url":"https:\/\/marinerswarehouse.com\/collections\/upper-only-1.oembed","provider":"Mariners Warehouse Shop","version":"1.0","type":"link"}