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1985 DeFever 40' SEA BIRD

$ 185,000

This Vessel is no longer on the Market

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SEA BIRD is a 1985 DeFever 40' 40 Offshore Cruiser listed for sale with United Yacht Broker John Douglas. John can be reached at 1-843-425-6888 to answer any questions you may have on this boat. United Yacht Sales is a professional yacht brokerage firm that has experience listing and selling all types of DeFever Yachts and similar boats. With over 250 yacht brokers worldwide, we have the largest network of boat buyers and sellers in the industry.

1985 DeFever 40 Offshore Cruiser

Words nor pictures are capable of doing it justice, you literally will have to step onboard to appreciate not just the incredible condition of the boat, but more importantly the quality of the craftsmanship of the work that has been done!

1985 DeFever 40 Offshore Cruiser

Pristeen, like new, Bristol and turn key are just a few of the descriptions that come to mind when trying to describe the overall condition of this DeFever!


  • Price USD:$ 185,000
  • Builder:


  • Model:

    40 Offshore Cruiser

  • Year:


  • Location:

    Mount Pleasant, South Carolina, United States

  • Type:

    Power Yacht

  • LOA: 40 ft in
  • Display Length: 40 ft
  • Beam: 14' 6"
  • Yacht Category


  • Water Capacity: 200 gals
  • Fuel Capacity: 270 gals
  • Engine Details: Perkins 354HE
  • Engine 1: 1985 50.00 HRS 240.00 HP
  • Engine 2: 1985 50.00 HRS 240.00 HP
  • Engine Fuel: Diesel
  • Days on Market:

Below is a list of what has been done recently:

  • New anodized aluminum frame and top for aft sun deck – 2021
  • New Heavy Bimini top and enclosure on flybridge
  • Upgraded freshwater system with new Isothern water heater, water filter system 2021
  • New LP locker and fiberglass LP tank and valves for new stove – 2021
  • New Graylite 14 tinted, tempered glass windows – 2021
  • New Force 10 LP stove/oven – 2021
  • New stern 14’’ heavy cleats – 2022
  • Cut inspection ports to access fuel tanks and cleaned and polished fuel - 2021
  • Reinforced fiberglass pulpit and painted inside anchor locker, rebuild windlass – 2021
  • New Simrad Sport Transducer / 2,000 ft. depth
  • Re-Balanced 16 x 21 bronze propellers – 2021
  • Updated all through hull fittings, removed (3) old transducers, removed (5) old through hulls and properly fiber glassed over the areas
  • Paint entire Boat awl-grip paint the – 2020
  • Installed new forward hatch – 2020
  • Replaced (4) bow portlights – 2020
  • Re-Upholstered settee, forward V-Berth and new headboard in aft stateroom 2020
  • Custom built mahogany table - 2021
  • Re-Worked all ceiling and spray foamed closed cell and new Vel-Cro ceiling panels – 2020
  • New 2 – 16,000 BTU Dometic HVAC system - raw water circulation pump system – 2020
  • New grounding system where needed. Installed underwater lights – 2020
  • New Xantrex charger and electronic pad – 2020
  • Installed spray foam and fire shield on underside of engine access hatches 2020
  • Refreshed varnish on all the interior teak – 2020
  • Starboard and Port Perkins Engines re-fitted with all new component – 2020
  • New interior and exterior, LED Flood lights, All LED lights 2020
  • Industrial looking Isothern refrigerator, stainless two compartment refrigerator/freezer 2021
  • New corian countertop with large stainless sink and high-end fixture, 2020
  • New upholstery on hull sides in V-Berth – 2020
  • New LED running lights and stern and flood lights – 2020
  • New Simrad electronics / Radar package / NEMA 2000 prewired for Auto-Pilot – 2021
  • Five New bilge pumps and float switches – 2021
  • Converted bow washdown from raw water to fresh water washdown - 2021
  • New Raycor filters system and Coast Guard Approved fuel hoses - 2021
  • Painted all bilges, flybridge, hatches and engine room – 2022
  • New Todd helm chair – 2022
  • Awl-grip Hull paint – painted the entire boat with awl-grip, very nice 2021
  • Starboard engine rebuilt – 2019 and Port engine head job 3,300 hours
  • ALL New AGM batteries house and engine – 2022
  • New Aft sundeck canvas – 2021
  • Custom built high end Dingy davit system built at Thunderbolt Marina – 2015
  • New Stainless elbow and Engine exhaust hoses to transom
  • New Two 135-gallon aluminum Fuel tanks replaced with site glasses – 2013
  • VDO engine gauges – 2013
  • New Quiet Series Cummins Onan generator – 2011
  • Rebuilt Windlass – 120’ of 3/8 gav. chain and new foot switch 2021
  • Boat wiring completely re-worked, 50-amp panel new sized breakers - 2022
  • Data networking with the NEMA 2000 Backbone
  • Simrad with AIS Transponder integrated with NEMA 2000
  • Two New VHF Radio Standard Horizon, MMSI, 1850 DSC, AIS with NEMA 2000
  • New REDPORT Halo long range WI-FI Extender System, iPhone-Android 7-mile reach
  • New Underwater light - under swim platform
  • Networking blue tooth JL Audio Stereo system lower and upper flybridge with NEMA 2000
  • New Teleflex shifters lower Helm and upper flybridge
  • Updated steering system 1250V, Hydraulic Steering Systems
  • New rudder removal and shaft packing and output shafts packing
  • The bilge areas have never had standing water in it for 25 years
  • All new Windlass control voltage wiring and switch, new on flybridge
  • New dual Air Horns
  • All New Raw water thru-hull filter assembly for engines, Gen. AC etc.
  • Custom-built aluminum Fuel Tanks 135 gal. per tank=270 gallons - 2011
  • New site glass with monitor gauge on the 200-gallon water system
  • New 32 Gallon holding tank, piping and electrical level indicator gauge
  • New extra small Norcold refrigerator 2021
  • All improvement performed by an ABYC-certified electrician

New flip down / Ceiling Flush mount Samsung high definition TV. If your looking for a fixer upper, this is not your boat...The Vessel is ready to cruise anywhere. The vessel has a solid fiberglass hull. This Vessel has been maintained with an open checkbook. "Sea Bird" is an 8-9 knots cruising vessel with a 3-4 GPH of fuel efficiency. All detailed records on hand for over 25 years and only a 3-owner vessel.

The DeFever 40 Offshore Cruiser is a 2 stateroom, 2 head layout with galley up and aft.

It’s a great use of space and provides a large galley with great appliances and a really nice settee in the salon.


  • Force 10 – 3 burner gas stove w/oven tank is located in a dedicated locker in the cockpit
  • Isotherm SS refrigerator over freezer
  • Norcold Refrigerator
  • Stainless steel sink
  • Corian counter top

Master Stateroom:

The master stateroom is full beam and aft, it features an island queen berth, lots of storage and an en-suite head with separate stall shower.

Guest Stateroom:

VIP stateroom is forward and 2 single berths convert to a large double berth. Hanging locker and additional storage provides ample room for your guest’s stuff. En-suite head is roomy and includes a curtain for showering.

Electronics and Helm:

  • SIMRAD touchscreen radar/GPS/plotter
  • SIMRAD has AIS transponder integrated with NEMA 2000
  • REDPORT Halo Long range WI-FI extender system
  • JL audio stereo system networking Bluetooth with upper and lower helm with NEMA 2000
  • (2) Standard Horizon VHF, MMSI,1850 DSC, AIS with NEMA 2000
  • New Teleflex shifter upper and lower stations

Engine Details and Mechanical Equipment:

  • ENGINE: (2) Perkins MODEL: 354HE
  • HOURS: P ~3,628, 6 hrs. SMOH S-60 SMOH
  • COOLING: Fresh Water NO. CYL: 6 H.P. 240
  • MARINE GEAR: Newage PRM401VR2 SERIAL NO: P- TMI-8582
  • GENERATOR: Onan 7.5 kw SERIAL NO.: L100173859
  • YEAR: 2011 HOURS: 414

Absolutely the nicest DeFever on the market! You really have to see this one to appreciate this one! From the spotless engine room to the new canvas enclosure on the flybridge and the custom aft deck cover, this DeFever is a boat that you will be proud to own! Extensive records are available that cover the ownership of all 3 owners. I promise you if you step onboard you will fall in love with this one!

Tender and outboard are not included with the boat, they are headed to the owner’s new boat.

Engine and generator hours are as of the date of the original listing and are a representation of what the listing broker is told by the owner and/or actual reading of the engine hour meters. The broker cannot guarantee the true hours. It is the responsibility of the purchaser and/or his agent to verify engine hours, warranties implied or otherwise and major overhauls as well as all other representations noted on the listing brochure.

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.

Listing MLS by


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