2004 Mainship 400 Boat in Tampa, FL 33606 US

$199,500

Used
builtBuilt in 2004
Year the boat was built
model

400

Boat model
engine

1 Engine (Yanmar)

Engine type and count
length

40 feet

Overall boat length
fuel

Diesel

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
40ft
Length Overall
40ft
Length at Waterline
38.33ft
Beam
14.17ft
Max Bridge Clearance
12.5ft
Max Draft
3.67ft
Cabin Headroom
6.5ft
Displacement
24000lb
Cruising Speed
8kn
Max Speed
16kn
Cabins
2
Heads
1
Fresh Water Tanks
130gal
Fuel Tanks
316gal
Holding Tanks
47gal
Hull Material
fiberglass
Engine 1
Engine Make
Yanmar
Engine Model
6LYA-STP
Total Power
370hp
Engine Hours
3401
Engine Type
inboard
Fuel Type
diesel
Drive Type
direct
Summary
2004 40' Mainship 400 trawler
40' Mainship Vessel Walkthrough

From the fiberglass swimplatform, you enter the hardtop covered aftdeck via the starboard transom gate. Once on the aftdeck, you will find molded-in steps to the flybridge, same level side decks and double aluminum & glass doors to the salon. Once inside the salon, you will find the electrical panels and galley to starboard, lower helm and side deck access door starboard forward, sofa/futon to port and a dinette port forward. Step down the companionway and you will find a guest stateroom to port, master stateroom forward and a head with enclosed shower to starboard. Engine room access is via salon sole hatches with hinges.

The headroom in the salon is 6'6", 6'2" in the master stateroom, 5'11" to 6'4" in the guest stateroom, 6'3" in the shower, 6'9" on the flybridge and 7' on the aftdeck. The master stateroom berth is 6'2" long and the guest stateroom berths are 5'11" long for the inboard berth and 6'9" long for the outboard berth.

The height from the waterline with the anchor light is 17', 14'8" to the top of the bimini and 12'8" to the top of the flybridge windscreen.

40' Mainship Accommodations

Blooper offers a master stateroom forward with an island queen size berth and direct access to the starboard head with enclosed shower; and a guest stateroom with two single berths to port. There is access from the companionway to the starboard head with enclosed shower. The salon sofa converts into a double size berth also.

40' Mainship Salon

The salon offers a sofa/futon to port, settee and two stools port forward (With storage under the forward benchseat), side deck access door starboard forward, vinyl teak & holly sole, LG flat screen TV, opening side windows with screens and blinds, double aluminum & glass doors with a curtain aft, screen door aft, opening center windshield and engine room access.

40' Mainship Galley

The galley is located to starboard in the salon.

  • Nova-Kool refrigerator/freezer
  • Princess 3-burner electric cooktop and oven
  • Microwave oven
  • Black & Decker Spacemaker coffee maker
  • Double stainless sinks
  • Corian countertop
  • Storage drawers and cabinets
  • Trash compartment
  • Portable ice maker
  • Force 10 BBQ grill in the sundeck summer kitchen


40' Mainship Dining

Dining space is available at the salon settee and flybridge fold-up table.

40' Mainship Master Stateroom

The master stateroom is forward and offers an island queen size berth, 2 portlights, Bomar overhead hatch with a screen/shade, laminate teak & holly sole, reading lights, storage drawers and cabinets, hanging locker, shelf, storage under the berth and direct access to the head with an enclosed shower.

40' Mainship Guest Stateroom

The guest stateroom is to port and offers two single berths with storage underneath, reading light, laminate teak & holly sole, portlight, overhead hatch with a screen, hanging locker and storage cabinets. The head with an enclosed shower is across the companionway to starboard.

40' Mainship Lower Helm

The lower helm is starboard forward in the salon and offers electronics as detailed in the electronics section of this presentation, Faria gauges, engine control, anchor windlass control, trim tabs control, bow and stern thruster controls with a wireless remote control, emergency engine shut down control, bilge high water alarms, windshield wipers, opening center windshield, 12 USB ports and a side deck access door.

40' Mainship Flybridge

The flybridge offers a bimini, full Eisenglass enclosure, non-skid deck, hinged mast, helm forward, storage cabinets, L-shaped seating with storage to port, benchseat with storage to starboard, fold-up tables centerline, Garelick Eez-In helmseat, benchseat with storage forward on each side, molded-in stairs to the aftdeck, Faria gauges, engine control, anchor windlass control, trim tabs control, bow and stern thruster controls, engine room fire suppression system control, electronics as detailed in the electronics section of this presentation and bilge high water alarms.

40' Mainship Sundeck

The sundeck aft of the flybridge offers a removable table, non-skid deck, stainless steel rails and a "summer kitchen" with a stainless steel sink, Force 10 BBQ grill and storage.

40' Mainship Aftdeck

The hardtop covered aftdeck offers a non-skid deck, same level side decks, transom gate, transom storage lockers, fold-down step on each side, molded-in steps to the flybridge with storage underneath, lazarette access and double aluminum & glass doors to the salon.

40' Mainship Audio/Visual Equipment
  • Shakespeare SeaWatch TV antenna
  • Glomex WebBoat 4G Plus EVO coastal internet antenna
  • LG flat screen TV in the salon
  • Sony DSX-M55BT stereo on the flybridge
  • Sony Blu-Ray/DVD player in the salon
  • West Marine exterior speakers
  • Bose interior speakers
40' Mainship Electronics
  • Raymarine Quantum Radar
  • Raymarine multi-function display on the flybridge
  • Raymarine data display on the flybridge
  • Raymarine ST8001 SmartPilot autopilot on the flybridge
  • Raymarine ST600R wired autopilot remote control at the lower helm
  • Standard Horizon Matrix AIS+ GX2150 VHF on the flybridge
  • Standard Horizon Ram3+ VHF at the lower helm
  • Danforth Global Balance magnetic compass on the flybridge
  • Ritchie magnetic compass at the lower helm
40' Mainship Electrical System
  • Kohler 8EOZD 8 kW generator with approximately 1,001 hours
  • Xantrex Freedom SW 2012 2,000 watt inverter/charger
  • ProMariner ProNautic 12.20P battery charger
  • ProMariner ProTech-4 battery charger
  • Xantrex LinkPro battery monitor
  • Xantrex Xanbus system control panel
  • Blue Sea 8237 AC voltmeter
  • 3 X C&D Technologies UPS12-400MR batteries
  • 3 X DataSafe 12HX400-FR batteries
  • 3 X Anlibatt TL12100 batteries
  • 2 X USB ports at the lower helm
  • 2 X USB ports on the flybridge
  • Blue Sea battery switch
  • 50 amp shore power cord
  • Spare 50 amp shore power cord
  • Shore power connection fore and aft
40' Mainship Engine/Mechanical Equipment
  • Single Yanmar 6LYA-STP 370 HP main engine with approximately 3,401 hours
  • Faria gauges
  • Teleflex engine controls
  • Tides Marine dripless shaft seal
  • Dual Racor 75500MAX fuel filters with a vacuum gauge for the main engine
  • Racor R12S fuel filter for the generator
  • Oil-X-Changer oil change system
  • FloScan fuel monitoring system
  • Side Power bow and stern thrusters with a wireless remote control
  • Trim Master trim tabs
  • Marine Air Systems reverse cycle air conditioning/heating system
  • Wema water tank gauge
  • Electric head
  • Spare propeller
40' Mainship Deck Equipment
  • Lewmar anchor windlass with foot controls and a remote control at each helm
  • Rocna 44 LB anchor
  • Lewmar 44 LB claw anchor
  • Stainless steel rails
  • Stainless steel deck hardware
  • Stainless steel Sampson Post
  • Non-skid decks
  • Washdown
  • Windshield covers
  • Mast spreader lights
  • Dockwater connection
  • Fiberglass swimplatform
  • 3 rod holders
  • Outboard bracket
40' Mainship Tender
  • Aklira 9'5" RIB tender
  • Susuki DF6A outboard
  • Stainless steel davits
40' Mainship Safety and Fire Protection
  • Sea-Fire 1301 engine room fire suppression system
  • Fire extinguishers
  • Smoke detectors
  • Rule bilge pumps
  • Bilge high water alarms
  • Standard Horizon loudhailer
  • Lifering
  • Plastimo rescue sling
  • Kent Ring buoy line bag
  • ACR Globalfix V4 EPIRB
40' Mainship Exclusions
  • Sellers' personal belongings
40' Mainship 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.

Engine 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.

Generators
Generator 1
Make
Kohler
Model
8EOZD
KW
8
RPM
0
Hours
1001
Date Hours Recorded
06/20/2026
Detail
Kohler, 8EOZD, 8 KW, 1001 hours

Price History

DateEventPrice
6/26/26Initial price$199,500

Videos from Curtis Stokes & Associates on this 2004 Mainship 400

Contact Curtis Stokes & Associates

1323 SE 17th St, Suite168, Fort Lauderdale, FL, 33316

Overview from around the web 2004 Mainship 400

The 2004 Mainship 400 has received numerous positive reviews from owners and boating enthusiasts

Customers frequently praise its spacious interior, highlighting the comfortable layout that makes it ideal for both short trips and extended cruising. The well-designed galley, complete with modern appliances, allows for easy meal preparation, while the large salon provides a welcoming space to relax and entertain. Many users appreciate the boat’s performance, noting its reliable engine and efficient fuel consumption, which makes it a favorite for long voyages on the water. The flybridge is another highlight, offering superb visibility and a great spot to enjoy the views while underway. Additionally, owners often commend the boat's sturdy construction and seaworthiness, which contributes to a confident and stable ride even in more challenging conditions. The Mainship 400's ample storage space and easy accessibility to maintenance points are also commonly mentioned as beneficial features. Overall, the 2004 Mainship 400 is well-regarded for its blend of comfort, performance, and practicality, making it a popular choice among boaters looking for a reliable and enjoyable cruising experience.

The Biggest Pros and Cons

The 2004 Mainship 400 offers a blend of comfort, performance, and amenities that make it a popular choice among boaters. Here are some pros and cons to consider:

Pros

Spacious Layout: The Mainship 400 features a roomy interior with two private staterooms and a well-designed salon area, making it ideal for families or groups.

Great Liveaboard Potential: With ample storage, full galley, and comfortable accommodations, it’s well-suited for long trips or as a liveaboard vessel.

Efficient Diesel Engine: Typically powered by a reliable diesel engine, the Mainship 400 offers good fuel economy for cruising, allowing for longer adventures without frequent refueling.

Stable Performance: The semi-displacement hull provides smooth handling and stability in various sea conditions, enhancing safety and comfort.

Good Outdoor Space: The flybridge and cockpit areas are designed for entertaining and relaxing, offering plenty of space for enjoying time on the water.

Affordability: Generally, used models of the Mainship 400 can be found at competitive prices compared to other cruisers of similar size and features.

Cons

Limited Speed: While designed for cruising, the Mainship 400 is not a speed boat. Its focus on stability and comfort may translate to slower travel times.

Maintenance Costs: As with many vessels, ongoing maintenance and repairs can be a consideration, especially with diesel engines and systems that may need regular servicing.

Age and Upgrades: Being a 2004 model, some features may feel dated compared to newer boats. Buyers might need to budget for upgrades and modernization.

Fuel Type: Diesel engines may not be as widely understood or accessible for maintenance compared to gasoline engines, which could be a drawback for some owners.

Draft Considerations: The boat's draft may limit access to shallow areas and some docks, which could be a consideration for those planning to cruise in coastal waters.

Made For

The 2004 Mainship 400 is designed for boating enthusiasts who seek a versatile and comfortable experience on the water. Ideal for families, couples, or groups of friends, this vessel is perfect for both leisurely cruising and extended trips. With its spacious interior, the Mainship 400 provides ample room for relaxation and entertainment, making it suitable for those who enjoy hosting gatherings. Additionally, its solid construction and seaworthy design appeal to adventure seekers who prioritize reliability while exploring diverse waterways. Whether you are an experienced boater or just starting out, the Mainship 400 offers a blend of ease and performance, catering to those who appreciate both comfort and functionality in their maritime journeys. Its user-friendly layout and thoughtful features ensure that anyone can enjoy a day on the water, whether it's a peaceful afternoon on a lake or an exciting weekend getaway.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2004 Mainship 400. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Trawler cost in today's market, or how much does a Mainship cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
$
$
510152025
%
Principal Loan Amount$ 169,575
Total Payment$303,193.80
Monthly payment
$1,263.31/mo

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2004 Mainship 400. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Trawler cost in today's market, or how much does a Mainship cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
$
$
510152025
%
Principal Loan Amount$ 169,575
Total Payment$303,193.80
Monthly payment
$1,263.31/mo

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Meet the Broker

Address

1323 SE 17th St
Suite168
Fort Lauderdale, FL 33316
Other Information about Curtis Stokes & Associates

Curtis Stokes & Associates are headquartered in Fort Lauderdale, Florida. The Fort Lauderdale office is run by president and yacht broker Curtis Stokes, a long time resident of Fort Lauderdale and a well known broker for many years in the South Florida area.

Fort Lauderdale is on the southeastern coast close to the Florida Keys, Bahamas and the Caribbean. Fort Lauderdale is known as a crossroads of yachting and is home to 165 miles of water ways and many marinas providing ample dockage for yachts. The Fort Lauderdale Boat Show every fall is the world's largest attracting a world wide clientele.

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