The one that started it all — our most compact hydrofoil, engineered in Arlington, for smaller outboards (8–40 HP). Improve performance, reduce on-plane RPMs, and save fuel.
Superior Boat Motor Fin Arlington for Next-Level Handling
Boost Performance and Stability with a Boat Motor Fin Arlington
3 Exhilarating Motor Fin Options
Same Legendary Performance

SE SPORT400
The revolutionary, patent-pending, drill-free hydrofoil for larger outboards and sterndrives. Improve performance, reduce on-plane RPMs, and save fuel — all engineered in Arlington.

SE SPORTCLIP
Allows for drill – free mounting of any hydrofoil, including the SE Sport 200 and 300 models. Improve performance. reduce on-plan RPMS, and save fuel.
HAPPY CUSTOMERS
OVER
LIFETIME

Why Boat Owners Trust Our Motor Fin, Made in Arlington
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Faster Planing Speeds with a Arlington-Engineered Fin
– Designed in Arlington, our Motor Fin helps your vessel get on plane faster by reducing drag and lifting the hull with precision—giving you better control and quicker acceleration.
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Fuel Efficiency, Powered by Arlington Innovation
– With less resistance in the water, your Motor works more efficiently. Our Arlington-designed fin helps reduce fuel consumption on every trip, whether you’re cruising or towing.
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Easy Installation, Trusted in Arlington and Beyond
– Choose from bolt-on or drill-free models—each engineered in Arlington, for a quick, no-hassle install on most outboards and sterndrives.
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Universal Fit with Proven Arlington Performance
– Built in Arlington to fit a wide range of outboard motors and speed boats, our fins offer unmatched compatibility, durability, and smooth on-water performance.
SAVE YOURSELF TIME
Quick & Easy Fin Installation
Commitment To Quality
Our Boat Motor Fin are engineered with precision and built to perform, using durable Motor materials that stand up to the toughest conditions.
Unparalleled Attention To Detail
Our Boat Motor Fin, precision-engineered in Arlington, are designed to boost speedboat performance, enhance stability, and endure harsh marine conditions.
Unrivaled Customer Satisfaction
Boaters trust our Motor Fin for all boats because they deliver real results—better handling, faster planing, and long-lasting performance backed by proven satisfaction.
Frequently Asked Questions
Below you’ll find common questions about our SE Sport Motor Fin. If we missed the question that’s on your mind, feel free to reach out through our contact page — we’re here to help.
How does a Motor Fin improve Boat performance?
The Boat Motor Fin is a breakthrough in marine technology, revolutionizing the on-water experience for boaters everywhere. Expertly designed in Arlington, this innovative Fin mounts on the cavitation plate of an outboard or sterndrive motor, using advanced hydrodynamic principles to boost your boat’s performance and efficiency.
Will a Boat Motor Fin fit my motor?
Most Motor Fin models—including our popular SE Sport Outboard Motor Fin designs—are broadly compatible with a wide range of boat motors, from 8 HP up to over 300 HP. This makes our Arlington-engineered fins a versatile accessory for many vessels. Be sure to consult the fit guide carefully to select the right Fin for your engine size and type, ensuring proper installation and peak performance.
Is installation of a Boat Motor Fin difficult?
Boat Motor Fin, engineered in Arlington, are designed for exceptionally easy installation. Offering convenient bolt-on and innovative no-drill mounting options, most users can confidently fit their Motor Fin in under 30 minutes using just basic tools—showcasing the user-friendly design behind every fin.
Will a Boat Motor Fin affect my boat’s speed?
An Motor Fin, engineered with Arlington precision, typically does not reduce top speed; instead, it enhances mid-range performance—a key benefit of every Boat Motor Fin. Additionally, the fin minimizes porpoising for a smoother ride and provides better control during acceleration, especially in rough water, showcasing the full range of advantages this essential Fin delivers.
Does a Boat Motor Fin require maintenance?
An Motor Fin, crafted with Arlington engineering excellence, requires little to no ongoing maintenance—making it a highly convenient and reliable addition to any marine setup. Unlike many boat accessories, the Fin is built for durability and simplicity, so boat owners can spend more time on the water and less time on upkeep. While largely self-sufficient, routine checks of the mounting hardware’s tightness are recommended to keep the Fin securely in place during operation.