{"product_id":"hydrofoil-stabilizer-fits-outboard-stern-drive-8-40-hp-replaces-uanofcn-fo2002-seasierra-fo2002","title":"Hydrofoil Stabilizer – Fits Outboard\/Stern Drive 8–40 HP (Replaces UanofCn FO2002, SeaSierra FO2002)","description":"\u003csection\u003e\n\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\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNorthBoat FO2002 Outboard Hydrofoil Stabilizer\u003c\/strong\u003e is a versatile whale tail hydrofoil designed for outboard motors and stern drives in the 8–40 HP range. It improves boat performance by reducing bow rise and enabling faster planing with enhanced stability.\u003c\/p\u003e\n\u003cp\u003eThis part is a direct replacement for UanofCn FO2002 and SeaSierra FO2002.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImproves thrust for quicker planing at lower speeds and helps reduce porpoising.\u003c\/li\u003e\n  \u003cli\u003eBolt-on installation requires drilling and is secured directly to the cavitation plate.\u003c\/li\u003e\n  \u003cli\u003eMade from durable marine-grade reinforced Nylon-PA66 plastic.\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\u003eNorthBoat\u003c\/td\u003e\n        \u003ctd\u003eFO2002\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eUanofCn\u003c\/td\u003e\n        \u003ctd\u003eFO2002\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSeaSierra\u003c\/td\u003e\n        \u003ctd\u003eFO2002\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=\"Compatible Outboard Engines\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eApplication\u003c\/th\u003e\n        \u003cth\u003eHP Range\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\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003eMost outboards\u003c\/td\u003e\n        \u003ctd\u003e8-40 HP\u003c\/td\u003e\n        \u003ctd\u003eExcept Mercury 40, 50, 60 Four Strokes\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n        \u003ctd\u003eMost outboards\u003c\/td\u003e\n        \u003ctd\u003e8-40 HP\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003eMost outboards\u003c\/td\u003e\n        \u003ctd\u003e8-40 HP\u003c\/td\u003e\n        \u003ctd\u003eExcept Yamaha 350 HP\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eMost outboards\u003c\/td\u003e\n        \u003ctd\u003e8-40 HP\u003c\/td\u003e\n        \u003ctd\u003eExcept Honda 200 HP and higher\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSuzuki\u003c\/td\u003e\n        \u003ctd\u003eMost outboards\u003c\/td\u003e\n        \u003ctd\u003e8-40 HP\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eTohatsu\/Nissan\u003c\/td\u003e\n        \u003ctd\u003eMost outboards\u003c\/td\u003e\n        \u003ctd\u003e8-40 HP\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Compatible Stern Drives\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eApplication\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\u003eMost models\u003c\/td\u003e\n        \u003ctd\u003eExcept Bravo II and some Bravo III with only one anode on bottom of cavitation plate\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eVolvo Penta\u003c\/td\u003e\n        \u003ctd\u003eSX-A, DPS, DPR, DPH, 280, 290 series\u003c\/td\u003e\n        \u003ctd\u003eRequires longer bolts and fender washers (not included). Not compatible with Volvo Ocean Series XDP\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\u003eWhale Tail Hydrofoil Stabilizer\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eBolt-on, drilling required\u003c\/dd\u003e\n  \u003cdt\u003eConnection\u003c\/dt\u003e\n\u003cdd\u003eBolted to cavitation plate\u003c\/dd\u003e\n  \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003eMarine Grade Reinforced Nylon-PA66 Plastic\u003c\/dd\u003e\n  \u003cdt\u003eHousing Color\u003c\/dt\u003e\n\u003cdd\u003eRed (also available in Silver, Blue)\u003c\/dd\u003e\n  \u003cdt\u003eDimensions\u003c\/dt\u003e\n\u003cdd\u003e13.5\" × 14\" (343 mm × 356 mm)\u003c\/dd\u003e\n  \u003cdt\u003eWeight\u003c\/dt\u003e\n\u003cdd\u003e1.34 kg (2.94 lb)\u003c\/dd\u003e\n  \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003eDirect mount to cavitation plate\u003c\/dd\u003e\n  \u003cdt\u003eMounting Hardware\u003c\/dt\u003e\n\u003cdd\u003eIncludes stainless steel mounting hardware\u003c\/dd\u003e\n  \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eHelps reduce porpoising, improves thrust for quicker planing at lower speeds\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\u003c\/li\u003e\n  \u003cli\u003e1 x Drill bit\u003c\/li\u003e\n  \u003cli\u003e\u003cspan style=\"color:#d0021b;\"\u003e4 x Stainless Steel Nuts and Bolts\u003c\/span\u003e\u003c\/li\u003e\n  \u003cli\u003e1 x Installation Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eEnsure the engine is off and the battery is disconnected for safety.\u003c\/li\u003e\n  \u003cli\u003ePosition the hydrofoil onto the cavitation plate, ensuring it is centered and aligned properly.\u003c\/li\u003e\n  \u003cli\u003eUse a marker to carefully mark the positions for the four mounting holes.\u003c\/li\u003e\n  \u003cli\u003eRemove the hydrofoil and use the included drill bit to drill the marked holes through the cavitation plate.\u003c\/li\u003e\n  \u003cli\u003ePlace the hydrofoil back onto the plate, aligning it with the newly drilled holes.\u003c\/li\u003e\n  \u003cli\u003eInsert the stainless steel bolts from the top and secure them with the nuts from the bottom.\u003c\/li\u003e\n  \u003cli\u003eTighten all nuts and bolts evenly and securely. Do not overtighten.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery and test the boat's performance on the water.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the main benefit of this hydrofoil?\u003c\/summary\u003e\n  \u003cp\u003eIt improves boat performance by reducing bow rise and porpoising. This allows the boat to get on plane faster and maintain it at lower speeds, which can also improve fuel efficiency.\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 through your outboard or stern drive's cavitation plate. All necessary mounting hardware, including a drill bit, is included in the package.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this fit my Mercury 50 HP Four Stroke engine?\u003c\/summary\u003e\n  \u003cp\u003eNo, it is specifically not compatible with Mercury 40, 50, or 60 HP Four Stroke models. Please review the compatibility tables carefully before purchasing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install this on a Volvo Penta Ocean Series XDP drive?\u003c\/summary\u003e\n  \u003cp\u003eNo, this hydrofoil is not compatible with the Volvo Ocean Series XDP drive. It is also not compatible with MerCruiser Bravo II drives.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the hydrofoil made of?\u003c\/summary\u003e\n  \u003cp\u003eIt is constructed from a high-strength, marine-grade reinforced Nylon-PA66 plastic designed to withstand harsh marine environments.\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\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003eManufacturer-Direct Value — 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":50718271242555,"sku":"NB-20HS001Red","price":62.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/NB-20HS001Red.png?v=1762958738","url":"https:\/\/seasierra.com\/products\/hydrofoil-stabilizer-fits-outboard-stern-drive-8-40-hp-replaces-uanofcn-fo2002-seasierra-fo2002","provider":"SeaSierra","version":"1.0","type":"link"}