{"product_id":"mercury-black-diamond-quicksilver-propeller-3-blade-90-to-300-hp-14-3-dia-21-pitch-qa1918x","title":"Mercury – Quicksilver Black Diamond  Propeller | 14.3\" Diameter x 21\" Pitch | Right-Hand Rotation | Three Blades | Aluminum | Phantom Black Finish | QA1918X","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Quicksilver Black Diamond 3-Blade Aluminum Propeller | 14.3\" Diameter x 21\" Pitch | Right-Hand Rotation | Three Blades | Aluminum | Phantom Black Finish | QA1918X\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOverview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThere’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e something deeply satisfying about a propeller that simply does what \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e supposed to — no overthinking, no complications, just smooth, consistent power every time you hit the throttle. T\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ehe Quicksilver Black Diamond 3-Blade Aluminum Propeller is that kind of prop. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the quiet workhorse of the boating world — dependable, balanced, and built to keep your boat performing the way it should. From the moment your boat eases onto plane to the steady hum of a long cruise, the Black Diamond delivers the kind of confidence that keeps you on the water longer and worrying less about \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ewhat’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e below the surface.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDiameter and Pitch:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e 14.3\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\" \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDiameter x 21\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\" \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePitch\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eRotation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Right-Hand Rotation\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eBlade Count:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Three Blades\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e High-strength aluminum alloy\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFi\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003enish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e High-gloss Phantom Black finish for corrosion resistance and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003edurability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eHub System:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Compatible with \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQuicksilver’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Flo-Torq II Hub System\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDesign Details:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Precision-balanced three-blade geometry for clean acceleration, strong lift, and steady all-around performance\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDesigned for 90–115 HP Mercury Command Thrust outboards\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eCo\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003empatible with 150–300 HP Mercury and MerCruiser engines\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWorks with most outboards and sterndrives up to 250 HP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIdeal for runabouts, center consoles, pontoons, and fishing boats\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerforms consistently in both freshwater and light saltwater conditions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eRecommended for boats with top speeds under 50 mph\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerformance Benefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eTh\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ee Quicksilver Black Diamond 3-Blade Aluminum Propeller is all about that balanced, dependable feel — the kind of performance you notice not because \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e flashy, but because it just feels right. When you push the throttle, it grabs the water cleanly and pulls you onto \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eplane\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e without hesitation. The acceleration is smooth and even, giving you confident control at every step.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOnc\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ee you are moving, the \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eprop’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e balanced geometry takes over. The three blades work together to reduce drag and vibration, keeping your boat steady and quiet even through light chop or shifting wind. It holds its grip in turns and stays responsive when maneuvering in tight spaces. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ere’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e a calm confidence to the way it performs — firm when you need it, forgiving when the water gets unpredictable.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDurability is where the Black Diamond really earns its name. Built from high-strength aluminum and finished in \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQuicksilver’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e sleek Phantom Black coating, it resists corrosion, scratches, and the wear of everyday boating. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e tough enough for shallow-water scrapes but light enough to protect your drivetrain from hard shocks. Maintenance is simple — a rinse and inspection after each trip keeps it performing season after season.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb id=\"docs-internal-guid-dd2cc0d7-7fff-7212-6ef4-2cb5e52bed87\"\u003e\u003cspan\u003eWhy is this prop is a strong choice vs. alternatives?\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIf \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’re\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e looking for a Mercury propeller that delivers solid performance without the stainless-steel price tag, the Black Diamond 14.3\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\" \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ex 21\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\" \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAluminum Propeller is a clear winner. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Mercury OEM quality — precise, balanced, and dependable — built for boaters who want reliability \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003emore than\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e flash.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eYou’ll\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e get smooth takeoffs, easy cruising, and consistent handling whether \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’re\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e running solo at dawn or taking \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003efamily\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e out for a weekend ride. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e a versatile, real-world prop designed for everyday boaters — the kind who value practicality, longevity, and performance that feels effortless.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe Black Diamond \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eisn’t\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e trying to be the loudest upgrade — \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the one you can rely on. Once \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e on your boat, \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’ll\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e understand why so many Mercury owners never switch back.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFAQ Section\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ1: Which Mercury engines does the Black Diamond Propeller fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e designed for 90–115 HP Mercury Command Thrust and 150–300 HP Mercury\/MerCruiser engines and works with most outboards up to 250 HP.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: What makes this propeller different from other Mercury options?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e The Black Diamond offers balanced performance, dependable acceleration, and long-term durability — ideal for everyday boating at an affordable price.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: How do I know if this pitch or size is right for my boat?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e If your current prop lets your engine reach its recommended RPM range, this 21\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\" \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003epitch version will maintain strong performance and efficient cruising.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Can this prop be used in both saltwater and freshwater?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes. The Phantom Black finish protects against corrosion and wear in both environments. A quick rinse after saltwater use keeps it looking great.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ5: What hub system does it use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e compatible with the Quicksilver Flo-Torq II Hub System, which helps absorb impact, reduce vibration, and protect your drivetrain for smoother operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46932821901603,"sku":"QA1918X","price":162.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/BlackDiamond_Aluminum_90-115CT_150hp_AlphaBravoOne_RH_Main_456626f7-fa2e-4a69-8ad2-4d8d49a52d25.jpg?v=1760631568","url":"https:\/\/partsvu.com\/fr\/products\/mercury-black-diamond-quicksilver-propeller-3-blade-90-to-300-hp-14-3-dia-21-pitch-qa1918x","provider":"PartsVu","version":"1.0","type":"link"}