1990 Harbor Master 520 Coastal Boat in Stillwater, MN 55082 US
520 Coastal
2 Engines (2x Crusader)
52 feet
Gas
Fiberglass/Reinforced
1990 Harbor Master 520 Coastal,Twin 350 HP Crusader 7.4L, 454 CID, raw water cooling, V-drive, 1925 approximate hours, Kohler 12Kw generator, enclosed cooling, 1471 approximate hours, single 50 amp 250vac service with shore power cord,three batteries starting aft and two batteries forward, battery charger, three Cruisair reverse cycle air/heat units, three electric heaters, sleeps eight, two staterooms, master stateroom forward with queen berth, ensuite head/vanity/shower, guest cuddy stateroom mid-cabin cuddy with two queen berths, head/vanity/shower, Teak parquet galley sole, General Electric refrigerator/freezer, Galley Maid three burner electric stove and oven, breakfast bar, Walvac central vacuum, Two VHF marine radio, digital depth (2); VDO engine synchronizing gauge (2), rudder angle indicator (2); dual station remote search light, JVC radar, dual trumpet air horns, black canvas, bimini top, seat covers, bow docking lights; fiberglass bow pulpit, electric windlass; four fenders, stainless steel fender racks, electronics arch, aft hard top, fiberglass swim platform with boarding ladder.
Very clean, comfortable, redecorated, freshwater vessel. Please contact us for additional information!
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
July 1, 2026
1990 Harbor Master 520 Coastal Cruiser
Engines: (2) 454 Crusaders
Velvet V-Drives
Generator: Kohler 12kw, with remote panel start & gauges
Fuel: 300 gallon
Water: 92 gallon (new with new water pump)
Waste: 50 gallon
Length: 52’ (LOA 56’ with pulpit and stern swim platform)
Beam: 14’
Cruise speed 18 mph, max speed 22 mph
Glendinning Engine Synchronizer
Bow thruster & stern thruster
Inverter system 3000 watt (newer)
Engine room heaters
3 Cruisair – heat & A/C units plus wall mounted auxiliary heaters
Radar
Power windlass
Stainless steel rails
Force 10 stainless steel water heater
Gas vapor detector in engine room
Raritan Crown Heads w/macerator (2)
Forward stateroom: king bed & bathroom w/ shower
Lower cuddy with two full size beds
Mid-ship bathroom w/ small shower
Flat Screen TV
Fiberglass radar arch with spotlights & speakers
Windshield mesh front sun screen
Ray-line remote search lights
Standard Horizon Titan VHF marine radio
DataMarine – depth, speed, water temp gauge
Compass
Rudder angle indicator
Docking lights on bow
Wood ships helm wheel (inside driving station)
Side by side refrigerator (with freezer)
GalleyMaid – Empress 3 burner electric range & oven
Microwave oven
Wine rack (suspended over sink/counter)
Window treatments
Exterior deck covering (new)
Full eisenglass
Bar water fountain on sundeck
Wired for Cable TV
Includes all fenders, lines, fender racks, life jackets
Shore power cord (50amp)
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
Price History
| Date | Event | Price |
|---|---|---|
| 7/18/26 | Initial price | $129,800 |
1990 Harbor Master 520 Coastal Video Tours
Overview from around the web 1990 Harbor Master 520 Coastal
The 1990 Harbor Master 520 Coastal has received a range of positive feedback from customers who appreciate its spacious design and sturdy construction
Many owners praise the boat’s generous living space, which offers comfort for family and friends during extended trips on the water. The layout typically includes a large salon with plenty of seating, a well-equipped galley, and multiple sleeping quarters, making it ideal for weekend getaways or longer adventures. Customers often highlight the boat's solid build and seaworthiness, which provides confidence while cruising coastal waters and handling varying weather conditions. The ease of maneuverability, thanks to its twin engine setup, is another feature that users frequently commend, allowing for smooth handling both in tight harbors and open waters. The Harbor Master 520 Coastal's classic aesthetic, combined with its functional amenities, makes it a cherished investment for those who enjoy boating. Many reviews reflect the satisfaction in owning a boat that balances classic charm with modern comforts, ensuring memorable experiences on the water. Overall, the 1990 Harbor Master 520 Coastal is recognized for its blend of luxury and practicality, making it a popular choice among boat enthusiasts.
The Biggest Pros and Cons
1990 Harbor Master 520 Coastal: Pros and Cons
Pros
Spacious Interior: The Harbor Master 520 Coastal offers a generous amount of living space, making it ideal for families or groups. With multiple cabins and an open layout, it provides ample room for relaxation and entertainment.
Comfortable Accommodations: Known for its comfort, this model comes equipped with comfortable sleeping arrangements and a well-appointed kitchen, making it suitable for extended stays on the water.
Solid Build: Built with a sturdy hull, the Harbor Master 520 Coastal is known for its durability and stability, providing a safe and reliable ride in various conditions.
Versatile Use: This boat is adaptable for different purposes, whether it’s for leisurely cruising, fishing trips, or even as a liveaboard. Its versatility caters to diverse boating lifestyles.
Booming Storage Space: Ample storage options are available throughout the boat, ensuring you have room for all your gear and personal belongings.
Great for Entertaining: The expansive deck space and well-designed layout provide excellent opportunities for socializing and enjoying time with friends and family.
Cons
Age Considerations: Being from 1990, some aspects of the boat may show signs of wear and may require maintenance or upgrades to meet modern standards.
Fuel Efficiency: Older models like the Harbor Master 520 Coastal may not be as fuel-efficient as newer boats, potentially leading to higher operating costs over time.
Limited Technology Integration: As a vintage model, its navigation and onboard technology may be outdated compared to newer vessels, requiring retrofits for modern conveniences.
Maneuverability: Due to its size, maneuvering the Harbor Master 520 Coastal can be challenging in tight spaces or marinas, which may not be suitable for less experienced boaters.
Draft Depth: The boat's draft may limit access to shallower waterways, which could restrict some boating adventures depending on your typical cruising areas.
Made For
The 1990 Harbor Master 520 Coastal is designed for boating enthusiasts who appreciate both comfort and functionality on the water. This vessel is ideal for families and friends looking to explore coastal waters, enjoy leisurely cruising, or host unforgettable gatherings. With its spacious deck and versatile layout, it caters to those who prioritize relaxation and entertaining while also providing ample room for fishing and water sports. It's perfect for: 1. Family Outings: The generous space allows families to spend quality time together, whether lounging on the deck or enjoying meals in the dining area. 2. Weekend Getaways: The Harbor Master 520 Coastal is well-suited for short trips and extended stays, with features that enhance comfort for overnight excursions. 3. Entertaining Guests: With its open layout and inviting cockpit, it’s great for socializing, making it an excellent choice for hosting friends during summer days on the water. 4. Fishing and Water Sports: The boat's robust construction and layout make it practical for fishing enthusiasts or those who enjoy water sports, offering stability and a functional design. The Harbor Master 520 Coastal embodies a blend of classic design and modern amenities, making it an ideal choice for those looking for a versatile and comfortable boating experience.
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1990 Harbor Master 520 Coastal | |||||
|---|---|---|---|---|---|
| $129,800 | $129,145 | $75,699 | $69,999 | $59,999 | $59,999 |
| Stillwater | Detroit Lakes | Shakopee | Brainerd | Rochester | Red Wing |
| 52' | - | 25' | 25' | 25' | 25' |
| Crusader | - | MERCURY MARINE | MERCURY MARINE | - | - |
| 350 hp | - | 150 hp | 250 hp | - | - |
| 18 | 1 | 165 | 967 | 56 | 56 |
Meet the Broker

Address
Boat Location
Contact Midwest Yacht Sales about 1990 Harbor Master 520 Coastal
6413 St. Croix Trail North, Stillwater, MN, 55082









