{"product_id":"mercruiser-manifold-assembly-connector-kit-fits-alpha-one-gen-2-and-bravo-i-ii-iii-stern-drives-replaces-8m0137703-98825a4-8m0080805","title":"Mercruiser Manifold Assembly Connector Kit – Fits Alpha One Gen 2 and Bravo I\/II\/III Stern Drives (Replaces 8M0137703, 98825A4, 8M0080805)","description":"\u003ch2\u003eMercruiser Manifold Assembly Connector Kit – Fits Alpha One Gen 2 and Bravo I\/II\/III Stern Drives\u003c\/h2\u003e\n\u003cp\u003eThis manifold assembly connector kit is designed for \u003cstrong\u003eMercruiser Alpha One Gen 2 and Bravo I, II, and III stern drives from 1983 and newer\u003c\/strong\u003e. It provides a reliable connection for the stern drive trim system, linking the hydraulic trim lines.\u003c\/p\u003e\n\u003cp\u003eThis component is a direct replacement for several OEM and aftermarket parts, ensuring broad compatibility for repairs and maintenance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Connects the hydraulic lines within the stern drive's power trim system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Constructed from durable aluminum for corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Comes with the plate, junction block body, gaskets, lockwashers, and mounting bolts for a complete installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury \/ Quicksilver\u003c\/td\u003e\n\u003ctd\u003e8M0137703\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury \/ Quicksilver\u003c\/td\u003e\n\u003ctd\u003e8M0080805\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e98825A4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercury\u003c\/td\u003e\n\u003ctd\u003e98825A12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e21970\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterndrive Engineering\u003c\/td\u003e\n\u003ctd\u003e9F-116-17K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below. For Mercruiser owners, here’s a guide to help you identify your engine’s serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRated HP\u003c\/th\u003e\n\u003cth\u003eStroke\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eOEM Part No.\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eAlpha One Gen 2\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e1983 and up\u003c\/td\u003e\n\u003ctd\u003e98825A4\/8M0137703\u003c\/td\u003e\n\u003ctd\u003eStern drive trim connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eBravo I\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e1983 and up\u003c\/td\u003e\n\u003ctd\u003e98825A4\/8M0137703\u003c\/td\u003e\n\u003ctd\u003eStern drive trim connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eBravo II\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e1983 and up\u003c\/td\u003e\n\u003ctd\u003e98825A4\/8M0137703\u003c\/td\u003e\n\u003ctd\u003eStern drive trim connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eBravo III\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e1983 and up\u003c\/td\u003e\n\u003ctd\u003e98825A4\/8M0137703\u003c\/td\u003e\n\u003ctd\u003eStern drive trim connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eR\/MR\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e1983 and up\u003c\/td\u003e\n\u003ctd\u003e98825A4\/8M0137703\u003c\/td\u003e\n\u003ctd\u003eStern drive trim connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMercruiser\u003c\/td\u003e\n\u003ctd\u003eMC-1\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003eVarious\u003c\/td\u003e\n\u003ctd\u003e1983 and up\u003c\/td\u003e\n\u003ctd\u003e98825A4\/8M0137703\u003c\/td\u003e\n\u003ctd\u003eStern drive trim connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eManifold Assembly Connector Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eStern drive trim system connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eHydraulic trim line connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Color\u003c\/td\u003e\n\u003ctd\u003eSilver\/Metallic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Type\u003c\/td\u003e\n\u003ctd\u003eThreaded manifold assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Technical Attributes\u003c\/td\u003e\n\u003ctd\u003eFor stern drive trim systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Plate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 x\u003c\/strong\u003e Junction Block Body\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 x\u003c\/strong\u003e Gaskets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 x\u003c\/strong\u003e Lockwashers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 x\u003c\/strong\u003e Mounting Bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Disconnect the boat's battery to prevent any electrical accidents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess the Connector:\u003c\/strong\u003e Locate the existing manifold connector assembly on the transom. Access may require tilting the stern drive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare for Fluid:\u003c\/strong\u003e Place a drain pan and absorbent rags under the hydraulic lines to catch any spilling trim fluid.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnect Lines:\u003c\/strong\u003e Carefully loosen and disconnect the hydraulic trim lines from the junction block body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove Old Assembly:\u003c\/strong\u003e Unfasten the two mounting bolts holding the old manifold assembly and remove it, along with the old gaskets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Surface:\u003c\/strong\u003e Thoroughly clean the mounting surface on the transom, removing any old gasket material or corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall New Gaskets:\u003c\/strong\u003e Place the new gaskets onto the new junction block body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount New Assembly:\u003c\/strong\u003e Position the new manifold assembly and secure it using the new mounting bolts and lockwashers. Tighten to manufacturer-specified torque.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect Lines:\u003c\/strong\u003e Re-attach the hydraulic trim lines to the new junction block. Ensure the fittings are tight to prevent leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBleed and Refill:\u003c\/strong\u003e Top off the power trim fluid reservoir and bleed the system of any air according to your drive's service manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Operation:\u003c\/strong\u003e Reconnect the battery. Operate the trim system up and down several times, checking for smooth operation and any signs of leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this manifold connector will fit my specific Mercruiser drive?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This kit is designed for Mercruiser R\/MR, Alpha One Gen 2, and Bravo I\/II\/III models made from 1983 and onward. The best way to confirm fitment is to match your existing part's number to one of the cross-reference numbers listed (e.g., 8M0137703, 98825A4). Visual comparison with the product images is also recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the common symptoms of a failing manifold connector?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Signs of failure often include hydraulic fluid leaks around the transom-mounted connector, a spongy or unresponsive trim system, or the inability of the stern drive to hold its trim position. Visual inspection may reveal cracks or corrosion on the housing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include everything needed for the job?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This kit includes all the core components for the replacement: the plate, block body, gaskets, bolts, and lockwashers. You will need to supply your own tools and fresh power trim\/tilt fluid.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51313325736249,"sku":"CA-1WKD-S10Q","price":73.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/CA-1WKD-S10Q_9c1eb7a1-1477-4c6c-91e0-5e4562770e43.png?v=1762187849","url":"https:\/\/jlmmarine.com\/es\/products\/mercruiser-manifold-assembly-connector-kit-fits-alpha-one-gen-2-and-bravo-i-ii-iii-stern-drives-replaces-8m0137703-98825a4-8m0080805","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}