Gilby's Marine New and Pre-Owned Boats for Sale in South Dakota

2022 Mercury Marine® 115 FourStroke Command Thrust None More Durable. Or Efficient. Heavier boats used for pleasure, fishing or commercial applications often sit high on the water and are hydro-dynamically different from other lighter boats. To address those differences and in response to additional challenges, Mercury developed its Command Thrust...

2021 Mercury Marine® 15 EFI ProKicker Power. Performance. Convenience. Mercury ProKicker outboard motors deliver superior torque for greater acceleration control. Fast, reliable starting and controlled throttle response in all weather. A deeper gearcase and a four-blade, high-thrust propeller with matching gear ratio for precise trolling control. ...

2019 Mercury Marine® 150L FourStroke

2023 Mercury Marine® FourStroke 200 3.4L V6 and 4.6L V8 Reliability, flexibility, power and efficiency – all within your reach. Backed by decades of marine power innovation and product leadership, Mercury V8 and V6 FourStroke outboards deliver legendary performance and forward-thinking technology. FourStroke outboards are built for any body of wat...

2022 Mercury Marine® FourStroke 50 EFI Held to a Higher Standard. There are plenty of good reasons these outboards rule the water. Start with no-worry reliability. More low-end torque for excellent acceleration. Increased fuel economy and outstanding overall performance. Enhanced fuel injection (EFI models) for boosted efficiency. A robust electri...

2023 Mercury Marine® FourStroke 9.9 EFI ProKicker Quiet Performance. Precise Speeds. Complete Control. Mercury ProKicker™ outboards enable precision boat control, even in the toughest fishing conditions. Quiet, smooth and efficient, they make long hours of trolling more productive – and more enjoyable. Features may include: Exceptionally Smooth an...

2024 Mercury Marine® Pro XS 150 hp Extraordinary engineering for extraordinary speed. When you're feeding your need for speed, Mercury Pro XS engines will get you there faster. Engineered to meet the demands for high speeds on fresh or salt water, these high-performance motors deliver a winning combination of power, acceleration, durability, and f...

2020 Mercury Marine® FourStroke 150 Embrace Possibility. Mercury FourStroke outboard motors are incredibly powerful and efficient, and they feature a wide range of applications. Crafted for less weight and high displacement, they generate abundant torque and immediate power. And because they don’t have to work as hard as heavier engines or those w...

2023 Mercury Marine® FourStroke 30 hp EFI QUICK. RELIABLE. EFFICIENT. Mercury 25 and 30hp FourStroke outboards make light work of your biggest adventures. Quick and compact. Reliable and durable. Efficient and easy to own. FourStroke outboards bring big capabilities to small vessels. Features may include: Exceptionally Smooth and Quiet We balanced...

2023 Mercury Marine® FourStroke 60 EFI Held to a Higher Standard. There are plenty of good reasons these outboards rule the water. Start with no-worry reliability. More low-end torque for excellent acceleration. Increased fuel economy and outstanding overall performance. Enhanced fuel injection (EFI models) for boosted efficiency. A robust electri...