BLUE NOTE - MAINSHIP FOR SALE

BLUE NOTE is a tastefully updated, American-built 2007 Mainship 430 Trawler that blends luxury, efficiency, and true cruising capability. Powered by twin Yanmar diesels, she delivers dependable performance with a frugal fuel burn at displacement/trawler speeds, yet retains the reserve to quicken the pace when desired. Her two-stateroom, single-head layout is ideal for a cruising couple or small family, with abundant storage and thoughtful living space for extended stays or comfortable liveaboard life. The salon is bright and airy, featuring a fully outfitted galley and inviting seating that flows naturally for entertaining or relaxing at anchor—a hallmark of a premium Trawler Yacht.

On deck, BLUE NOTE offers wide, secure side decks and a molded staircase to a spacious flybridge with commanding visibility, plentiful seating, and a convenient summer galley. This capable flybridge cruiser is equally suited to weekend escapes, the Great Loop, and longer coastal passages. As a versatile coastal cruiser and passagemaker within the motor yacht category, BLUE NOTE is ready to carry you in comfort and style, delivering the confidence and poise discerning yachtsmen expect.

Overview

American-built and proven as a coastal cruiser, the Mainship 430 Trawler blends classic trawler yacht styling with today’s comfort, efficiency, and reliability. Created for extended cruising and easy liveaboard life, BLUE NOTE offers a spacious two-stateroom, single-head layout with a large, light-filled salon and a fully equipped galley, delivering the relaxed rhythm discerning motor yacht owners appreciate. Wide side decks and sturdy rails make line handling and docking straightforward and safe, while the expansive flybridge—with commanding views and plentiful seating—sets the tone for social time at anchor or unhurried miles as a flybridge cruiser. Efficient twin Yanmar diesels provide excellent fuel economy at trawler speeds and still give the flexibility to push up toward approximately twenty knots when needed. With a practical plan, generous storage, and robust construction, this coastal cruiser is ready for weekend escapes, the Great Loop, or longer shorewise adventures. Key benefits include twin Yanmar diesels for efficient, reliable performance; bow and stern thrusters for precise maneuvering in tight slips; an optimized electrical system that keeps nights at anchor quiet and comfortable; a single head with a tub stall shower; and a broad, panoramic flybridge with a summer kitchen and easy seating—a versatile passagemaker for owners who value capability and simplicity.

Accommodations

Thoughtfully arranged for a couple or small family, the forward master stateroom features a double island berth and an ensuite head, while the starboard guest stateroom offers a clever converting bench bunk. The head to port includes a tub shower and opens to both the master and the companionway for easy day use. In the saloon, a convertible settee expands your sleeping options, and large windows flood the space with natural light, enhancing the calm, liveaboard feel of this trawler yacht. Everyday comfort is supported by Starlink connectivity, a Bose stereo system with Bluetooth, TCL and LG flat-screen TVs, a central vacuum, and three large opening windows with screens. The U-shaped galley down is ready for real cooking, with Corian countertops; a dual stainless-steel sink with retractable hot/cold faucet; a Princess three-burner electric stove with oven; two Vitrifrigo refrigerator drawers and two matching freezer drawers; a Haier microwave; and separate GE clothes washer and dryer. Hot water is supplied by a Seaward twenty-gallon heater, making long stays aboard as simple as home.

Hull and deck equipment

Ground tackle and deck gear are set up for easy, confident handling: a Rocna twenty-five-kilogram (fifty-five‑pound) anchor new in 2022 on three hundred feet of chain, managed by a Lewmar electric windlass with both foot and helm controls, and a fiberglass nonskid molded pulpit with roller, also new in 2022. Stainless-steel polished rails and fiberglass nonskid decks offer security underfoot, while port and starboard folding boarding steps in the cockpit and a walkthrough transom door simplify boarding. A bolt-on fiberglass swim platform with a hinged swim ladder and a hard-covered cockpit extend your living space; window covers and screens, an upper helm cover, and two seat covers protect the boat when not in use. For all-weather operation, a bimini with a full isinglass enclosure pairs with a three-panel center-opening windshield, windshield covers, and Sunbrella screens, swept clear by three Ongaro electric wipers. Freshwater washdowns forward and in the engine space, plus an aft hot/cold shower, keep decks and crew clean. Dock gear includes six fenders, two rail-mounted fender racks new in 2022, and lines; storage is aided by a lazarette, a deck box new in 2022, and a foredeck cover. The helm benefits from a Tracy Devine Series 2002 captain’s chair, while a folding mast with tabernacle eases clearance. Additional touches include an Igloo cooler with cushion top new in 2022, a Life-sling new in 2022, a life-line, a Jim‑buoy throwable, a mooring marker, and a flagstaff new in 2023. On the flybridge, a summer kitchen with an electric grill elevates entertaining, and a Fortress F23 auxiliary anchor with two hundred feet of eight‑strand nylon rode and twenty‑five feet of chain is safely stowed as backup.

Electronics and navigation

Navigation and entertainment are modern and intuitive, led by two Raymarine Axiom 12 Pro RVX HybridTouch displays new in 2022 and complemented by a Raymarine E80 multifunction display. Control is precise with two Raymarine P70Rs autopilot heads new in 2022, while communications are covered by two Raymarine Ray53 VHF radios new in 2022 and a Ray215 DSC VHF marine radio, all paired to a Shakespeare AIS/VHF eight‑foot Galaxy antenna installed in 2022. For information and awareness, a Raymarine SR200 InfoLink SiriusXM receiver for the MFDs, a Raymarine CAM 220 rearview camera, and an SI‑TEX MDA Hi‑Power Class B AIS—all new in 2022—work together via Raymarine SeaTalk and RayNet cabling also added in 2022. Redundant heading is provided by a Ritchie floating compass and a Danforth floating compass, both new in 2022. Trim tabs help fine‑tune ride and efficiency, various chartbooks keep planning simple, and a JBL MR‑17 marine stereo with Bluetooth on the flybridge brings music to every outing.

Machinery and electrical

Power comes from two four-hundred-forty‑horsepower Yanmar 6LY2A‑STP inboard V‑drive diesel motors, turbocharged and intercooled, turning through ZF280IV transmissions with a two point five five six ratio. Reliability is furthered by dripless shaft seals with spare seals on the shafts new in 2022 and bronze crash valves added in August 2025. Close‑quarters control is simple with Side‑Power bow and stern thrusters with remote, Glendinning electronic gear and throttle controls, hydraulic steering, an engine synchronizer, and trim tabs. Clean fuel is assured by a thirty‑micron main filter and a ten‑micron secondary, while an Oil X‑Change‑R 959g automatic oil change system and Sea‑Fire FM‑200 automatic fire suppression protect machinery spaces. Fuel tank sight gauges, blowers, and three bilge pumps—forward, mid, and aft—add oversight and safety. Climate comfort is handled by one CruisAir three‑zone reverse‑cycle air‑conditioning system delivering forty‑eight thousand BTU. The VacuFlush freshwater toilet with holding tank and overboard discharge keeps operations simple, and a Rainman thirty‑seven GPH watermaker with automatic backflush, pickled and new in 2023, supports time off the grid. Ship’s power is 240 VAC / 24 VDC, backed by an Onan nine‑kilowatt, sixty‑hertz diesel generator showing nine hundred twenty‑six hours. Shore connections include a single fifty‑amp feed forward and aft, plus a twenty‑five‑foot fifty‑amp cord and a fifty‑foot fifty‑amp cord, both new in 2024, and an isolation transformer. Inverter power is via a six‑kilowatt 240 V AIMS Power unit new in 2022, supported by two 24 V‑80 A alternators, four AGM two‑hundred amp‑hour fourteen‑volt house batteries wired in parallel for 24 VDC and new in 2022, and eight‑hundred amp‑hours of LiFePO batteries dedicated to the solar array and six‑kilowatt inverter. The solar suite—six panels totaling one thousand two hundred watts at 24 V, all new in 2022—feeds a Victron Smart Solar Charge controller, with a Victron Phoenix Smart IP43 120/240 VAC × 24 VDC × 25‑amp charger set, three units total, all new in 2022. Monitoring and balance are covered by a Victron Smart Shunt IP65 and two Victron Battery Balancers for the LiFePO bank, both new in 2022. A Victron 24 VDC to 12 VDC twenty‑amp, 240 W DC‑DC charger with Bluetooth, a BlueSea Battery Link ACR #7600 CL‑series unit, Victron DC/DC chargers for the thrusters, and ProMariner ProNautic 2430p and 2420p chargers for the house bank—including backup—round out the system. LED anchor and spreader lights and soft LED valance lighting keep decks and interior calm and efficient at night.

Tender

A capable tender package completes the cruising picture: a Caribe hard-bottom inflatable (NC‑5416 EY) powered by a 2004 Mercury fifteen‑horsepower two‑stroke SES port 200 outboard (OT851227), all handled by a Sea‑Wise swim platform–mounted davit with an electric drill winch for simple launch and retrieval.

Recent updates

Care has been continuous and current: the hull was cleaned and waxed in August 2025, with the superstructure clean and wax scheduled for completion in September 2025. New bronze main engine seacocks and crash valves were installed in August 2025, PropSpeed was applied to propellers and shafts in August 2025, and the bottom received Trinidad XSR Green antifouling in the same month. Fresh zincs were fitted in August 2025, and new flybridge cushion upholstery arrived in July 2025. This attention keeps the boat turnkey and ready to cruise.

Broker remarks

BLUE NOTE stands out as a spacious, well-sorted trawler yacht that has been upgraded for quiet nights on the hook and easy weeks underway, with almost no compromises. Already a favorite for its roomy layout and user-friendly design, this 430 has been elevated with smart investments that deliver confidence whether you are at anchor in the islands, swinging in a calm bay, or moving dock-to-dock down the Mississippi. If you want a do‑it‑all coastal cruiser and flybridge motor yacht with the heart of a passagemaker—and the range, systems, and comfort to match—this one deserves a close look.