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39' Mainship 350 Trawler 1998



  • Year: 1998

  • Current Price: US$ 144,950 

  • Located in Jacksonville, FL

  • Hull Material: Fiberglass

  • Engine/Fuel Type: Single Diesel

  • Central/Exclusive Listing

Video Walkthrough - Click Here

Preliminary Specs and photos more details to follow!


This beautiful 350/390 Mainship is available immediately in turnkey condition! 

"BLACKFIN" has enjoyed the same owner for the last 18 years whereby she stayed in Canada until only a couple of years ago having moved south on a great cruising adventure. "BLACKFIN" has completed her last trip from the Bahamas this month and has been brought to our firm to be sold. The photos are current and is in "see to believe" condition. The boat is undercover at Lambs Yacht Center on the Ortega River which is 80% freshwater and fresh air environment. She will stay here until sold. If you have been searching for a 390 Mainship you need to act quickly!

Features include

  • Water Maker

  • Solar Panels

  • Bow Thruster

  • Inverter 

  • Davitt 

Additional Specs, Equipment and Information:


Length Overall: 39.75ft

Max Bridge Clearance: 18.67ft

Max Draft: 3.67ft

Beam: 14.17ft

Cabin Headroom: 6.5ft


Engine 1:
Engine Brand: Caterpillar
Year Built: 1998
Engine Model: 3116
Engine Type: Inboard
Engine/Fuel Type: Diesel
Engine Hours: 2600
Engine Power: 300 HP


Fresh Water Tank: 130 Gallons

Fuel Tank: 300 Gallons

Holding Tank: 30 Gallons

Manufacturer Provided Description

The Mainship 350 Trawler features a large, uncluttered flybridge with plentiful seating and storage. Wide molded fiberglass steps replace the standard ladders on the 350, offering safety and comfort. Bridge walk-throughs along with oversize handrails and raised toe rails add to safety. Belowdecks are custom cabinetry, thick pile carpeting and the finest in fabrics. A spacious salon, workable galley, easy to maintain heads and truly comfortable staterooms are incorporated to provide good flow and the most usable space afloat. Mainship motor yachts, part of the Luhrs marine group, is dedicated to bringing the best in design, comfort safety and reliability. Mainship's manufacturing processes include fabrication on-site of many components such as hard tops, rails, furniture and wiring, providing high-quality, prompt delivery and a lower price at the dealer. 


Owners Notes, Maintenance and Upgrades

  • Waxed waterline to bridge & metals polished professional May 2024 $2,500

  • Bottom heavy sanding and coated Interlux Micron CF (with bioside) professional Jan 2024 $2,500 

  • Prop and strut primed and coated Interlux Micron CF (with bioside) professional Jan 2024

  • Hull, shaft, thruster, genny and engine anodes replaced Jan 2024

  • Bridge canvas top cleaned and waterproofed Jan 2024

  • Anchor light LED 3nm 2023

  •  High end mattress, custom fit, hinged for under bed / bow thruster access 2023 $3,000

  • Under mattress airflow mesh 

  • Watermaker Seawater Pro 40gph 120v new September 2023 $5,000

  •  LG Microwave 2022

  • Fridge NovaCool new 2016

  • Upper shifter new 2022

  • Reverso Oil Exchanger (with spare impeller) for main, genny and transmission

  • Main oil & filter Jan 2024

  • Generator oil & filter Jan 2024

  • Main impeller Jan 2024

  • Generator impeller Jan 2024

  • Rudder packing checked professional Oct 2023

  • Shaft repacked professional Oct 2023

  • Cutlass bearing replaced professional Jan 2024 $1,500

  • Sanitation hoses replaced 2019 

  • Vacuflush head / system installed professional 2019 Total rebuild professional October 2023 $1,500

  • Gobius Pro Bluetooth holding tank monitor (for empty only)

  • Bow washdown and head converted to salt water with separate pump, or manual connect / switch valve to use onboard fresh water 2018 



  • Chart plotter Raymarine e127 hybrid touch at upper helm / Bluetooth to iPad at lower and / or to cell phone for remote viewing and control

  • Raymarine AIS700 transceiver 2022

  • VHF Ray70 upper helm 2018 plus Ray 70 Remote at lower helm 2022

  • VHF Ray53 lower helm

  • Autopilot Ray ST6000+

  • Quantum Radar 2017 replaced 2024 $1,500

  • Ray Chirp transducer 2017 

  • Upper compass Ritchie new 2024



  • Dinghy Caddy Davits allow dinghy to remain horizontal and be lifted quickly with motor and fuel tanks in place. Also folds under swim platform to clear platform and becomes a handhold for swim ladder

  •  Anchor Delta 35lb specified by Mainship to fit pulpit with 150 chain spliced to 150 feet rode

  • Stainless anchor swivel Mantus

  • Lewmar anchor windlass refurbished 2016 with Lewmar thruster / windlass handheld fob remote

  • Vetus bow thruster with Lewmar thruster / windlass handheld fob remote

  • Manual crane on fly bridge

  • Windshield exterior privacy / sun screens

  • Solaire Infrared BBQ (needs new grills)



  • Onan 8kw Generator with 1515 hours

  • Solar panels 160a X 3 = 480W Aug 2022

  • Solar controller Victron MPPT 150/35 with Bluetooth app Aug 2022

  • Charger ProNautic 1260P 60 amp 2021

  • Batteries four 6v Trojan industrial 305ah 2019 = 605ah

  • Thruster battery 2021 

  • Generator battery Oct 2023  

  • 2000W Xantrax inverter 2018

  • All interior lights converted to LED

  • Shore power 2 X 30amp Eel cables

  • Shore Power 50a to 2 x 30a adapter NOT INCLUDED



  • 2 Cruiser Air air conditioning units.

  • 3 bilge pumps

  • Vauflush head system

  • Freshwater pump system

  • Trim Tabs 



  • Galley features great storage and Corin countertop space.

  • Newer Microwave and refrigerator freezer

  • Princess electric oven and stove

  • Stain steel sink

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.

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