2004 Mainship 340

$195,000

Used

Boat in Yorktown, VA 23690 US

builtBuilt in 2004
Year the boat was built
model

340

Boat model
engine

1 Engine (Yanmar)

Engine type and count
length

34.7 feet

Overall boat length
fuel

Diesel

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
34.67ft
Length Overall
34.67ft
Beam
14.17ft
Max Bridge Clearance
17ft
Cabin Headroom
6.17ft
Dry Weight
22000lb
Cruising Speed
8kn
Max Speed
12kn
Cabins
1
Heads
1
Max Passengers
12
Seating Capacity
4
Fresh Water Tanks
70gal
Fuel Tanks
250gal
Holding Tanks
30gal
Hull Material
fiberglass
Engine 1
Engine Make
Yanmar
Engine Model
6LYA-STP
Engine Hours
3800
Engine Type
inboard
Fuel Type
diesel
Engine Year
2004
Drive Type
direct
Propeller Type
3-blade
Propeller Material
bronze
Galley
  • Dometic refrigerator/freezer in engine room
  • Plenty of counter space (Corian)
  • Stainless Steel Sink
  • Hot and Cold Water Pressure
  • Plenty of Storage
  • Toaster Oven
  • Two Burner Induction Stove top
  • Filtered water faucet
Electronics/Navigation
  • New Raymarine Autopilot Wireless Smart Controller (E15023), and Raymarine Type 1 Hydraulic 12v Pump 
  • Garmin GPSMap 7610 (Radar, Depth, Chartplotter) (Lower Helm)
  • Garmin GPSMap 7612 (Radar, Depth, Chartplotter) (Upper Helm)
  • Raymarine E-80 (SATNAV, Depth)
  • Raymarine ST6002 Autopilot
  • (2) Garmin VHF 11 Radios
Deck & Hull
  • New bridge enclosure (2025) with clear Isinglass front panels, perfect protection from the elements while maintaining visibility
  • Renology 175w Solar Power System 
  • Fresh bottom paint and zincs (2025)
  • Forespar Davit Nova Lift located on the aft flying bridge deck 250 lb load
  • Removable heavy duty pivoting davit system for dinghy
  • Swimladder
  • MAGMA grill
  • Brand new never used West Marine RU 250 Roll-up inflatable dinghy in bag w/electric pump
  • Recently replaced eight -6VDC wet cell batteries
  • 2-person remote headset system
  • Covered aft deck with molded steps to the flybridge
  • Upper helm station with full instrumentation
  • Excellent visibility and layout for single-handing or cruising with guests
  • Efficient hull design with protected running gear for shallow water operation
  • New mounted storage box on flybridge
Accomodations
  • MarineAir 9,000 BTU AC in forward cabin and Cruisair 16,000 BTU AC in main salon
  • Spacious Salon with ample cabinetry and finely crafted joinery throughout
  • Master Stateroom with centerline queen berth and cedar lined closet
  • New Dometic VacuFlush 140 series head 
  • Stall shower
Engine/Mechanical


  • Single Yanmar 6LYA-STP 370 hp Diesel Engine, 3800 hours
  • serviced for 2025 season: oil, filters, impeller and engine flush
  • Kohler 8KW Diesel Generator – well-maintained, reliable, and lightly used
  • Bow and stern thrusters
Disclaimer

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

DateEventPrice
10/1/25Price decreased$195,000(-1.5%)
8/18/25Price decreased$198,000(-2.0%)
7/21/25Initial price$202,000

Contact Southern Bay Yacht Sales

102 Harbor Crescent, Seaford, VA, 23696

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Address

102 Harbor Crescent
Seaford, VA 23696

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