A fixture on the southern end of Boston Harbor, 3A Marine Service has been getting Massachusetts boaters out on the water for over 50 years. We are known and respected for our straightforward advice and timely, professional service. Whether a recreational boater, a water-based commercial operation, or a public safety agency, all of our customers know they can trust us to maximize their time on the water.
We cover the South Shore, Boston, North Shore, Cape Cod, and the Greater Boston area. We are authorized dealers for Robalo, Parker, and Four Winns boats, and for Evinrude, Yamaha, and Tohatsu outboards. We also sell Tidewater trailers.
We deliver professional-grade service, delivered by our factory-certified technicians. Our retail store stocks a large inventory of parts and accessories. 3A Marine Service is also a U.S. Marine Industry (MRAA) 5-star certified dealer.
Whether you are browsing our website, speaking with us over the phone, or visiting in person - Welcome.
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The values presented on this site are for estimation purposes only. Your actual payment may vary based on several factors such as down payment, credit history, final price, available promotional programs and incentives. Applicable tag, title, destination charges, taxes and other fees and incentives are not included in this estimate.
Dealer Spike is not responsible for any payment data presented on this site. Please verify all monthly payment data with the dealership’s sales representative.
- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 20 HP
2022 Mercury Marine® FourStroke 20 EFI Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, a...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 3.5 HP
2022 Mercury Marine® FourStroke 3.5 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and ...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 30 HP
2022 Mercury Marine® FourStroke 30 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...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 4 HP
2022 Mercury Marine® FourStroke 4 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and in...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 5 HP
2022 Mercury Marine® FourStroke 5 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and in...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Engine Power 50 HP
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 electrical s...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 6 HP
2022 Mercury Marine® FourStroke 6 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and in...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
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 electrical s...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 8 HP
2022 Mercury Marine® FourStroke 8 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and in...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 9.9 HP
2022 Mercury Marine® FourStroke 9.9 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and ...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 9.9 HP
2022 Mercury Marine® FourStroke 9.9 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and ...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
- Engine Power 15 HP
2023 Mercury Marine® FourStroke 15 EFI Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, a...
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- Condition New
- Vehicle Type Outboard
- Category Four Stroke
- Propulsion Type Powered
2023 Mercury Marine® FourStroke 2.5 Output far beyond its size Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and ...
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Here are some other listings that may interest you.
- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 20 ft 10 in
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 90 HP
- Dry Weight 1450 lbs
- Hull Material Aluminum
2023 South Bay 220CR2 LE 25" Introducing this all-new, value-minded pontoon to our South Bay line-up. The LE is built with the top quality construction techniques and materials you'll find in our other higher-end series. By offering limited options, colors, and floorplans this easy to order boat keeps prices attainable. Our reinforced splash fins,...
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- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 20 ft 10 in
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 90 HP
- Dry Weight 1450 lbs
- Hull Material Aluminum
2023 South Bay 220CR2 LE 25" Introducing this all-new, value-minded pontoon to our South Bay line-up. The LE is built with the top quality construction techniques and materials you'll find in our other higher-end series. By offering limited options, colors, and floorplans this easy to order boat keeps prices attainable. Our reinforced splash fins,...
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- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 20 ft 10 in
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 50 HP
- Dry Weight 1450 lbs
- Hull Material Aluminum
2023 South Bay 220CR2 LE 25" Introducing this all-new, value-minded pontoon to our South Bay line-up. The LE is built with the top quality construction techniques and materials you'll find in our other higher-end series. By offering limited options, colors, and floorplans this easy to order boat keeps prices attainable. Our reinforced splash fins,...
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- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 24 ft
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 250 HP
- Dry Weight 2450 lbs
- Hull Material Aluminum
2023 South Bay 523SB2 3.0 The South Bay 500 is the boat that blends luxury, fun and a great day on the water all into one. Whether you 're looking to enjoy time in the water with family and friends, or hitting a wake in style; the South Bay 500 has all the luxury and characteristics for any of your demands. Theres Absolutely nothing left to be des...
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- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 22 ft 5 in
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 150 HP
- Dry Weight 2055 lbs
- Hull Material Aluminum
2023 South Bay S222RS 2.75 Looking for a pontoon to cruise, fish or entertain your friends, and family on? South Bay's 200 Series offers a wide range of these floorplans. This already feature-rich pontoon has an endless amount of options so you can personalize it to suit your needs. Features may include: (4) Speakers w/ Protective Inside Covers 27...
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- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 24 ft
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 115 HP
- Dry Weight 2015 lbs
- Hull Material Aluminum
2023 South Bay S224CR2 25" Looking for a pontoon to cruise, fish or entertain your friends, and family on? South Bay's 200 Series offers a wide range of these floorplans. This already feature-rich pontoon has an endless amount of options so you can personalize it to suit your needs. Features may include: (4) Speakers w/ Protective Inside Covers 27...
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- Condition New
- Vehicle Type Boat
- Category Pontoon
- LOA (Length) 24 ft 5 in
- Beam (Width) 8 ft 6 in
- Propulsion Type Powered
- Engine Power 200 HP
- Dry Weight 2215 lbs
- Hull Material Aluminum
2023 South Bay S224RS 3.0 Looking for a pontoon to cruise, fish or entertain your friends, and family on? South Bay's 200 Series offers a wide range of these floorplans. This already feature-rich pontoon has an endless amount of options so you can personalize it to suit your needs. Features may include: (4) Speakers w/ Protective Inside Covers 27...
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