{"product_id":"861523a11-mercruiser-engine-coupler-genuine-used-part","title":"861523A11 Mercruiser Engine Coupler | Genuine Used Part","description":"\u003cp\u003e\n 🔧 Product Description\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Genuine MerCruiser Heavy-Duty Steel-Hub Bravo Engine Coupler - Part Number: 861523A11\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n A genuine used heavy-duty engine coupler for selected MerCruiser V6 and V8 petrol engines connected to Bravo sterndrives.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n The 861523A11 coupler uses steel splines for low-speed, commercial and work-duty applications and accepts either metric or SAE mounting hardware. It bolts to the flywheel and transfers engine torque to the Bravo input shaft through a rubber-isolated centre hub.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n ⚙️ Key Features\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Genuine MerCruiser heavy-duty Bravo coupler\n\u003c\/p\u003e\n\u003cp\u003e\n • Correct Mercury reference 861523A11\n\u003c\/p\u003e\n\u003cp\u003e\n • Steel-splined hub for work and low-speed applications\n\u003c\/p\u003e\n\u003cp\u003e\n • Compatible with metric or SAE mounting screws\n\u003c\/p\u003e\n\u003cp\u003e\n • Suits selected MerCruiser V6 and V8 Bravo packages\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM Supersession Chain:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • 861523A11 → Supersedes 861523A1\n\u003c\/p\u003e\n\u003cp\u003e\n • 861523A1 earlier heavy-duty Bravo coupling reference\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n OEM \/ Related Numbers:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • 861523A11\n\u003c\/p\u003e\n\u003cp\u003e\n • 861523A 11\n\u003c\/p\u003e\n\u003cp\u003e\n • 861523A1\n\u003c\/p\u003e\n\u003cp\u003e\n • Standard aluminium-hub Bravo coupler: 861523A9\n\u003c\/p\u003e\n\u003cp\u003e\n • Standard coupler reference: 861523A7\n\u003c\/p\u003e\n\u003cp\u003e\n • Standard coupler aftermarket reference: Mallory 9-72503\n\u003c\/p\u003e\n\u003cp\u003e\n • Coupler grease fittings: 22-49099\n\u003c\/p\u003e\n\u003cp\u003e\n • Mounting screws: 10-863480\n\u003c\/p\u003e\n\u003cp\u003e\n • Mounting washers: 12-20572\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Aftermarket \/ Verified Equivalents:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • No direct aftermarket equivalent for the heavy-duty steel-hub 861523A11\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🚤 Compatibility\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Commonly used on:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser Bravo One, Bravo Two and Bravo Three sterndrive packages\n\u003c\/p\u003e\n\u003cp\u003e\n • Commercial, workboat and sustained low-speed engine installations\n\u003c\/p\u003e\n\u003cp\u003e\n • V6 and V8 petrol engines requiring the steel-hub coupler\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine models:\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 4.3L V6 Bravo applications specifying 861523A11\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 5.0L V8 Bravo\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 5.7L V8 Bravo\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 350 MAG Bravo\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 6.2L MPI Bravo\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 377 MAG Bravo\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 7.4L \/ 454 CID Bravo\n\u003c\/p\u003e\n\u003cp\u003e\n • MerCruiser 8.1L and 8.2L Bravo applications specifying the steel-hub coupling\n\u003c\/p\u003e\n\u003cp\u003e\n • Jackshaft and commercial applications only when the factory diagram lists 861523A11\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • HP Range: Engine-output dependent\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine Type: MerCruiser V6 and V8 petrol marine engine\n\u003c\/p\u003e\n\u003cp\u003e\n • Year Range: Model, serial number and duty specification controlled\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 🔌 Function\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n The coupler transfers flywheel rotation to the Bravo input shaft while reducing torsional vibration, shock loading and driveline resonance.\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n Common signs of failure:\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Engine runs but the sterndrive does not propel the boat\n\u003c\/p\u003e\n\u003cp\u003e\n • Steel splines are worn, fretted or stripped\n\u003c\/p\u003e\n\u003cp\u003e\n • Burning-rubber smell near the flywheel housing\n\u003c\/p\u003e\n\u003cp\u003e\n • Rubber separates from the centre hub\n\u003c\/p\u003e\n\u003cp\u003e\n • Excessive rotational free play\n\u003c\/p\u003e\n\u003cp\u003e\n • Vibration or knocking from the rear of the engine\n\u003c\/p\u003e\n\u003cp\u003e\n • Grease cannot reach the spline area\n\u003c\/p\u003e\n\u003cp\u003e\n • Repeated failure caused by incorrect engine alignment\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n 📦 Condition\n\u003c\/p\u003e\n\u003cp\u003e\n \u003cbr\u003e\n\u003c\/p\u003e\n\u003cp\u003e\n • Genuine used part\n\u003c\/p\u003e\n\u003cp\u003e\n • Removed from running engine where applicable\n\u003c\/p\u003e\n\u003cp\u003e\n • In good working condition unless otherwise stated\n\u003c\/p\u003e\n","brand":"Sawley's Auto and Marine","offers":[{"title":"Default Title","offer_id":53389050413348,"sku":"523592R","price":250.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_59391829-b6d4-4f0c-81ab-a73e66ff84d2.jpg?v=1777433536","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/861523a11-mercruiser-engine-coupler-genuine-used-part","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}