{"product_id":"hydrofoil-stabilizer-fits-outboard-motors-stern-drives-5-150-hp-replaces-uanofcn-fo2001-seasierra-19hs-quickmariner-hs001","title":"Hydrofoil Stabilizer – Fits Outboard Motors \u0026 Stern Drives 5-150 HP (Replaces Uanofcn FO2001, SeaSierra 19HS, QuickMariner HS001)","description":"\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis dorsal fin style \u003cstrong\u003eHydrofoil Stabilizer – Fits Outboard Motors \u0026amp; Stern Drives 5-150 HP (Improves Performance \u0026amp; Stability)\u003c\/strong\u003e is designed to enhance your boat's handling, stability, and fuel efficiency. It fits a wide range of Mercury, Yamaha, Honda, Suzuki, and Tohatsu outboard motors and stern drives with horsepower ratings from 5 to 150 HP, supporting both 2-stroke and 4-stroke engines. By getting your boat on plane faster and reducing bow rise, it provides a smoother, more controlled ride, especially in choppy water.\u003c\/p\u003e\n  \u003cp\u003eIt serves as a direct interchange for Uanofcn FO2001, SeaSierra 19HS, and QuickMariner HS001.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eInstallation is a straightforward bolt-on process, though it requires drilling into the anti-cavitation plate.\u003c\/li\u003e\n    \u003cli\u003eConstructed from marine-grade, UV-resistant reinforced Nylon PA66 plastic for durability in harsh marine environments.\u003c\/li\u003e\n    \u003cli\u003eThe kit includes all necessary stainless steel mounting hardware for a complete installation.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n  \u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\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\u003eUanofcn\u003c\/td\u003e\n        \u003ctd\u003eFO2001\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSeaSierra\u003c\/td\u003e\n        \u003ctd\u003e19HS\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eQuickMariner\u003c\/td\u003e\n        \u003ctd\u003eHS001\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \n  \u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n  \u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel Type\u003c\/th\u003e\n          \u003cth\u003eRated HP\u003c\/th\u003e\n          \u003cth\u003eStroke\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\u003eAll Brands\u003c\/td\u003e\n          \u003ctd\u003eOutboard Motors\u003c\/td\u003e\n          \u003ctd\u003e5–150 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eNot compatible with Volvo Penta 280\/290 outdrives and BMW Outdrives for engines over 50HP\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eAll Brands\u003c\/td\u003e\n          \u003ctd\u003eStern Drives\u003c\/td\u003e\n          \u003ctd\u003e5–150 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eCompatible with Volvo Penta 270 outdrive\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eAll Brands\u003c\/td\u003e\n          \u003ctd\u003eOutboards\/Outdrives\u003c\/td\u003e\n          \u003ctd\u003eUp to 200 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003ePerformance may vary based on boat configuration\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eHydrofoil Stabilizer (Dorsal Fin Style)\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eBolt-on (drilling required)\u003c\/dd\u003e\n    \u003cdt\u003eFuel Type\u003c\/dt\u003e\n\u003cdd\u003eGasoline\u003c\/dd\u003e\n    \u003cdt\u003eConnection\u003c\/dt\u003e\n\u003cdd\u003eAnti-cavitation plate mount\u003c\/dd\u003e\n    \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eMarine-grade UV-resistant reinforced Nylon PA66 plastic\u003c\/dd\u003e\n    \u003cdt\u003eHousing Color\u003c\/dt\u003e\n\u003cdd\u003eBlack\/White (varies by retailer)\u003c\/dd\u003e\n    \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003eEach Wing: 260 mm × 210 mm (10-1\/4\" × 8-1\/4\")\u003c\/dd\u003e\n    \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e1.11 kg (2.45 lbs)\u003c\/dd\u003e\n    \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003eBolt-on with stainless steel hardware\u003c\/dd\u003e\n    \u003cdt\u003eWarranty\u003c\/dt\u003e\n\u003cdd\u003e1-year against manufacturing defects (JLM Marine)\u003c\/dd\u003e\n    \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eUV-Resistant, Marine-grade construction\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\n  \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 x Hydrofoil Stabilizer Kit (pair of wings)\u003c\/li\u003e\n    \u003cli\u003e\u003cspan style=\"color:#d0021b;\"\u003e4 x Stainless Steel Mounting Bolts with Nuts\u003c\/span\u003e\u003c\/li\u003e\n    \u003cli\u003e1 x Drill Bit\u003c\/li\u003e\n    \u003cli\u003e1 x Gasket Set (varies by manufacturer)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eTemporarily place the hydrofoil wings on the engine's anti-cavitation plate to find the optimal position. Ensure they do not interfere with the propeller's movement.\u003c\/li\u003e\n    \u003cli\u003eOnce positioned, use a marker to mark the drilling points through the mounting holes on the hydrofoil.\u003c\/li\u003e\n    \u003cli\u003eRemove the hydrofoil and carefully drill the marked holes using the included drill bit.\u003c\/li\u003e\n    \u003cli\u003ePlace the gaskets (if included) and hydrofoil back onto the plate, aligning the holes.\u003c\/li\u003e\n    \u003cli\u003eInsert the stainless steel bolts and securely fasten them with the provided nuts. Do not overtighten, as this can damage the cavitation plate.\u003c\/li\u003e\n    \u003cli\u003eCheck for tightness and ensure there is no movement or play in the installed hydrofoil before operating your boat.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the main performance benefits of this hydrofoil?\u003c\/summary\u003e\n    \u003cp\u003eThis hydrofoil improves boat handling and stability, gets the boat on plane faster at lower speeds, reduces bow rise and porpoising (bow bouncing), minimizes cavitation, and can improve overall fuel efficiency.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWill this stabilizer fit my specific engine model?\u003c\/summary\u003e\n    \u003cp\u003eIt offers universal compatibility for most outboard and stern drive engines from 5-150 HP. However, it is not compatible with Volvo Penta 280\/290 outdrives or BMW outdrives on engines over 50 HP. Always check the compatibility table and verify against your equipment.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs drilling required for installation?\u003c\/summary\u003e\n    \u003cp\u003eYes, this is a bolt-on hydrofoil that requires drilling four holes into your engine's anti-cavitation plate. All necessary mounting hardware is included.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat can I expect in terms of improved handling?\u003c\/summary\u003e\n    \u003cp\u003eYou should experience better overall control, especially in rough water. The hydrofoil provides lift at the stern, which helps keep the bow down for better visibility and reduces the tendency of the boat to bounce or wander.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow can I tell if the hydrofoil is correctly installed and working?\u003c\/summary\u003e\n    \u003cp\u003eA correctly installed hydrofoil will result in your boat achieving a plane at a-lower-RPM, reduced bow rise on acceleration, and less porpoising at speed. If you don't notice these improvements, re-check the installation for tightness and proper positioning.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n    \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n    \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n    \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \n  \u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify images\/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n    \u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50718234837307,"sku":"HS001-Blue-QM","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/HS001-Blue-QM.png?v=1762958021","url":"https:\/\/seasierra.com\/products\/hydrofoil-stabilizer-fits-outboard-motors-stern-drives-5-150-hp-replaces-uanofcn-fo2001-seasierra-19hs-quickmariner-hs001","provider":"SeaSierra","version":"1.0","type":"link"}