{"product_id":"mercury-enert-eco-16x21lh-48-8m0151258","title":"Mercury – Enertia ECO  Propeller | 16\" Diameter x 21\" Pitch | Left-Hand Rotation | 3 Blades | X7 Stainless Steel | Polished Finish | 8M0151258","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Enertia ECO 3-Blade Stainless Steel Propeller | 16\" Diameter x 21\" Pitch | Left-Hand Rotation | 3 Blades | X7 Stainless Steel | Polished Finish | 8M0151258\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOverview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eSome props save fuel. Others deliver speed. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury Enertia ECO 3-Blade Stainless Steel Propeller (Part Number 8M0151258)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e does both — and it does it beautifully. This prop has a way of making your boat feel balanced and responsive, as if it’s anticipating every move you make. It is the kind of prop you trust on long runs when efficiency and smooth control matter most. You’ll feel it the moment your boat lifts onto plane — confident, steady, and ready for the water ahead.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eKey Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e• Diameter and Pitch:\u003c\/strong\u003e 16\" Diameter x 21\" Pitch\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e • Rotation:\u003c\/strong\u003e Left-Hand\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e • Blade Count: \u003c\/strong\u003e3-Blade Design\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e • Material:\u003c\/strong\u003e Mercury X7 Stainless Steel Alloy (30% \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003estronger and four times more durable than conventional stainless steel\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e • Finish:\u003c\/strong\u003e Polished Stainless Steel\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e • Hub System:\u003c\/strong\u003e Requires Mercury Hub Kit (sold separately)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003e • Design Details:\u003c\/strong\u003e Engineered for maximum fuel efficiency at cruising speeds without losing top-end power or acceleration\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngine \u0026amp; Boat Compatibil\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e• Designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury and Mariner 90–115 HP Command Thrust outboards\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • Fits \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury 135–350 HP TwoStroke and FourStroke outboards\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e (excluding V10 Verado)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • Compatible with \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMerCruiser Alpha One and Bravo One sterndrives\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • Ideal for \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003erunabouts, pontoons, offshore boats, and fishing vessels\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e that cruise at mid-range RPMs\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerformance Be\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003enefits\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEnertia ECO\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e delivers what every boater wants — more time on the water with less fuel burned. Its design provides a clean, smooth lift onto plane, with an effortless push that feels solid yet refined. At cruising speed, you’ll immediately notice how stable and composed your ride becomes. The boat tracks straight, throttle response feels precise, and your engine hums comfortably without working harder than it has to.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eBuilt from Mercury’s exclusive \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eX7 stainless steel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e, this prop resists flex under load and maintains its bite in rough conditions. The result is consistent performance, steady handling, and dependable grip on the water, even during tight turns or when carrying heavier loads. It’s forgiving when you need it to be, yet strong enough to deliver crisp acceleration when the open water calls. And when you look down at your fuel gauge, you’ll realize it’s more than just a prop — it’s a range exten\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eder.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWhy is this prop a strong choice vs. alternatives?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e• \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury OEM quality\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e backed by decades of marine innovation and testing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEnhanced fuel economy\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e without sacrificing acceleration or speed\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eVersatile fit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e across a wide range of engines and boat types\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eExceptional durability\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e with the high-strength X7 alloy\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eSmooth, quiet cruising\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e ideal for long-range boating ad\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eventures\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e • \u003c\/span\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eReliable and cost-effective\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e, providing lasting value and trusted performance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIf you’re the kind of boater who appreciates smooth power and long-distance cruising, the Enertia ECO 8M0151258 is your prop. It blends the precision of Mercury’s engineering with the practicality every captain values — efficiency, endurance, and effortless control.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ1: Which Mercury engines does the Enertia ECO fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e It’s compatible with Mercury and Mariner 90–115 HP Command Thrust outboards, 135–350 HP TwoStroke and FourStroke outboards (excluding V10 Verado models), and MerCruiser Alpha One and Bravo One sterndrives.\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 Enertia ECO is engineered to deliver maximum range and fuel efficiency while keeping strong acceleration and high-speed performance. It’s optimized for the RPM range most boaters use daily.\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 A 21-pitch prop is ideal for boats that cruise frequently and want to improve fuel economy without losing responsiveness. It’s a great middle ground between power and efficiency.\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 X7 stainless steel alloy is designed for long-term resistance to corrosion, making it reliable in any environment.\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 It requires a Mercury hub kit (sold separately) to ensure a perfect fit and smooth engagement with compatible engines.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46939649540387,"sku":"48-8M0151258","price":969.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/EnertiaEco_LH_Main.jpg?v=1760631397","url":"https:\/\/partsvu.com\/en-au\/products\/mercury-enert-eco-16x21lh-48-8m0151258","provider":"PartsVu","version":"1.0","type":"link"}