{"product_id":"boat-hydrofoil-stabilizer-fits-outboard-and-sterndrive-motors-5-40-hp-replaces-doel-fin-style","title":"Boat Hydrofoil Stabilizer – Fits Outboard and Sterndrive Motors 5-40 HP (Replaces Doel-Fin Style)","description":"\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis marine-grade \u003cstrong\u003eBoat Hydrofoil Stabilizer\u003c\/strong\u003e is engineered to enhance boat performance by improving lift, stability, and planing efficiency. Designed for a universal fit, it is compatible with most outboard and sterndrive motors from 5 to 40 HP, including popular brands like Yamaha, Mercury, Honda, Suzuki, and Tohatsu.\u003c\/p\u003e\n  \u003cp\u003eIt serves as a direct replacement for parts like the QuickMarine Boat Hydrofoil Stabilizer and FlickerMarine Hydrofoil Stabilizer.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eInstalls directly onto the anti-cavitation plate using the included bolt-on hardware.\u003c\/li\u003e\n    \u003cli\u003eConstructed from tough, marine-grade PA66 reinforced nylon plastic for durability.\u003c\/li\u003e\n    \u003cli\u003eFeatures a UV-resistant and anti-aging finish to withstand harsh marine environments.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\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\u003ePart Number Matrix\u003c\/h2\u003e\n  \u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket brands.\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\u003eProduct\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eQuickMarine\u003c\/td\u003e\n          \u003ctd\u003eBoat Hydrofoil Stabilizer\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eFlickerMarine\u003c\/td\u003e\n          \u003ctd\u003eHydrofoil Stabilizer\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 and horsepower fall within the compatible range using the table below.\u003c\/p\u003e\n  \u003cp\u003eThis stabilizer offers a universal fit for most 5-40 HP outboard and sterndrive motors from the listed brands.\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\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\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003eOutboards\u003c\/td\u003e\n          \u003ctd\u003e5-40 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eUniversal fitment\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\u003c\/td\u003e\n          \u003ctd\u003eOutboards\u003c\/td\u003e\n          \u003ctd\u003e5-40 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eUniversal fitment\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eHonda\u003c\/td\u003e\n          \u003ctd\u003eOutboards\u003c\/td\u003e\n          \u003ctd\u003e5-40 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eUniversal fitment\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSuzuki\u003c\/td\u003e\n          \u003ctd\u003eOutboards\u003c\/td\u003e\n          \u003ctd\u003e5-40 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eUniversal fitment\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eTohatsu\u003c\/td\u003e\n          \u003ctd\u003eOutboards\u003c\/td\u003e\n          \u003ctd\u003e5-40 HP\u003c\/td\u003e\n          \u003ctd\u003e2- \u0026amp; 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eUniversal fitment\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\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eBolt-on with included hardware\u003c\/dd\u003e\n    \u003cdt\u003eConnection\u003c\/dt\u003e\n\u003cdd\u003eDirect mount to anti-cavitation plate\u003c\/dd\u003e\n    \u003cdt\u003eHousing Material\u003c\/dt\u003e\n\u003cdd\u003ePA66 Reinforced Nylon Plastic (Marine Grade)\u003c\/dd\u003e\n    \u003cdt\u003eHousing Color\u003c\/dt\u003e\n\u003cdd\u003eAvailable in Yellow, White, Black\u003c\/dd\u003e\n    \u003cdt\u003eFitting Type\u003c\/dt\u003e\n\u003cdd\u003e4 sets of bolts and nuts with gaskets\u003c\/dd\u003e\n    \u003cdt\u003eOther Technical Attributes\u003c\/dt\u003e\n\u003cdd\u003eUV-Resistant, Anti-aging, Dorsal fin style design\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\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e4 x Sets\u003c\/span\u003e of stainless steel 316 bolts and nuts\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan style=\"color:#d0021b;\"\u003e4 x\u003c\/span\u003e Gaskets\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 boat is securely trailered or docked.\u003c\/li\u003e\n    \u003cli\u003eCenter the hydrofoil on the anti-cavitation plate of your outboard or sterndrive motor.\u003c\/li\u003e\n    \u003cli\u003eMark the positions for the four mounting holes on the plate.\u003c\/li\u003e\n    \u003cli\u003eCarefully drill the marked holes using an appropriately sized drill bit.\u003c\/li\u003e\n    \u003cli\u003ePosition the hydrofoil and insert the stainless steel bolts through the holes.\u003c\/li\u003e\n    \u003cli\u003ePlace the gaskets and thread the nuts onto the bolts from the underside.\u003c\/li\u003e\n    \u003cli\u003eTighten all nuts securely and evenly. Do not overtighten to avoid damaging the plate.\u003c\/li\u003e\n    \u003cli\u003eConfirm the hydrofoil is rigid and does not move 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\u003eWill this fit my specific motor?\u003c\/summary\u003e\n    \u003cp\u003eThis hydrofoil stabilizer is designed for universal fitment on most outboard and sterndrive motors with a horsepower rating between 5 and 40 HP. It's compatible with major brands including Yamaha, Mercury, Honda, Suzuki, and Tohatsu. Verify your motor's anti-cavitation plate has adequate space for mounting.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow does a hydrofoil improve performance?\u003c\/summary\u003e\n    \u003cp\u003eA hydrofoil adds lift at the stern, helping the boat get on plane faster and at lower speeds. This reduces bow rise, decreases porpoising (bouncing), and improves stability, especially in rough water. It can also enhance fuel efficiency by reducing drag once on plane.\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 accessory. You will need to drill four holes into your motor's anti-cavitation plate to securely mount the hydrofoil using the included stainless steel hardware.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the signs I need a hydrofoil?\u003c\/summary\u003e\n    \u003cp\u003eCommon issues that a hydrofoil can resolve include excessive bow rise during acceleration, difficulty getting on plane (especially with heavy loads), porpoising at cruising speeds, and poor stability in choppy conditions. It is particularly effective for aluminum boats, jon boats, and inflatables.\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":50718271209787,"sku":"HS001-Yellow-QM","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/HS001-Yellow-QM.png?v=1762958737","url":"https:\/\/seasierra.com\/products\/boat-hydrofoil-stabilizer-fits-outboard-and-sterndrive-motors-5-40-hp-replaces-doel-fin-style","provider":"SeaSierra","version":"1.0","type":"link"}