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2001 West Bay Sonship

Lynn Marie

San Diego, CA, US
  • 2 Heads
  • 2 Engines

"Lynn Marie" Has Been Meticulously Maintained And Comes With Factory Upgrades Including 800hp Cat 3406E Engines With 4803 Hours On The Port And 4811 Hours On The Starboard. These Engines Are Known For Their Reliability And Durability, And Are Paired With Twin Disc Transmissions. The Yacht Also Features A New Custom Venturi Shield Protecting And Encompassing The Upper Helm On The FlyBridge, Cherry Wood Interior Throughout, New Whirlpool Stackable Washer And Dryer, Kobelt Shift Engine Controls, 4 HD Cameras Distributed Among The Engine Room And Cockpit. It Was Hauled Out In 2022 For Below The Waterline Service Including New Bottom Paint.

A Swing-out Panel With Kobelt Engine And Bow Thruster Controls Is Located Tucked Away In The Forward Port Locker For Easy Docking From The Back Aft Corner. Lynn Marie Has Cruised Extensively In Faraway Ports In Tropical Destinations, Hence The Extra 21.5 Kw Onan Generator For Added Redundancy.(4) New 8DL Lifeline AGM House Batteries. The Dual Onan 21.5 Kw Generators Feature New (2) 31s AGM Odyssey Generator Batteries. New Co2 Alarms, New Port Side VHF Antenna 

With Over $50,000 Spent On New Electronics In The Past Several Years, She Offers Excellent Allure, Entertainment, And Remote Destination Capability For Her Next Owner.


Listed by International Yacht Corporation - California

THIS BOAT IS SUBJECT TO AN EXCLUSIVE LISTING AGREEMENT WITH INTERNATIONAL YACHT CORPORATION - CALIFORNIA 619-992-5174 AND IS NOT OFFERED FOR SALE BY GALATI YACHT SALES. Galati Yacht Sales is merely providing this information in an effort to represent you as a buyer in the purchase of this vessel.

  • Last updated Jul 17th, 2024


Quick Specs

Builder:West Bay
Country: US
Category: Power
Model: Sonship
Model Year: 2001


Heads: 2

Hull Information

Hull Material: Fiberglass


Length: 58 ' (17.68M)
Draft: 4.83 ft' (1M)
Beam: 17 ft' (5M)


Cruising Speed: 19 Knots
Fuel Capacity: 1000 G. 3785 L.
Water Capacity: 260 G. 984 L.
Holding Tank: 100 G. 378 L.


Engine 1

Engine Make: Caterpillar
Engine Model: 3406-E
Power HP: 800
Fuel Type: diesel
Engine Hours: 4,803

Engine 2

Engine Make: Caterpillar
Engine Model: 3406-E
Power HP: 800
Fuel Type: diesel
Engine Hours: 4,811



The West Bay 58, a three stateroom, raised pilothouse motor yacht with cockpit and flybridge, has one of the finest interior arrangements of any similar type of yacht. "Lynn Marie '' is crafted in satin varnished American Cherry throughout. With the exception of the galley pilothouse area and the heads, her floors are covered in carpet with a sound deadening underlayment. Head floors are covered in marble tile. Closets and hanging lockers are lined with aromatic cedar. Windows on the main deck are a gray tinted, heat-treated laminated glass. All living spaces have either opening ports, overhead hatches or sliding windows for natural ventilation. Lynn Marie is fully air-conditioned.

6’8” of full standing headroom and a thoughtful layout making maintenance and accessibility to equipment unbelievably easy.

Staterooms are accessed via a staircase forward from the starboard side of the pilothouse.


Three steps down from the pilothouse or three steps up from the cockpit, an open and airy space with great visibility all around. To port is a very large U-shaped sofa with a coffee table in front. Forward to starboard is a custom cabinet for wine bottles and glasses continuing along the starboard side to an entertainment center in a custom cabinet with a popup television screen. The double aft doors, with rollaway screens, open to the cockpit. The aft port window is sliding. Additional features include:

Yamaha RX-V661 Surround sound AV receiver
Niles SE-245 system integration amplifier
Russound #SS 6.2 x 6 pair speaker selector. Drive to 4x 25 mgz speaker on own speaker knob controller 2x 25mgz speakers and 2x50 mgz speakers
Panasonic Blueray DVD
Audioengine B1 Bluetooth
Wally Satellite receiver to Seatel 24
TCL 32” flat TV, movable, with pop up switch
Seatel 24 satellite main switch
Ice Maker
Home craft wine chiller
Liquor bar with glass holders
Air conditioner controller
Watermaker remote switch
Main electrical 12v, 110v, 220v switches and visual voltage monitoring
110-220 Outback power inverter, VFX2812 M remote controller



An extraordinary outboard facing U-shaped galley, with a large screened sliding window, exposing your surroundings is located in the aft port corner of the pilothouse. It is efficient in design, layout and storage space. All countertops are finished in Corian, the floor is teak style and the sink is a double stainless basin with single lever faucet.

Opposite the galley is a leather covered dinette, capable of seating four comfortably, with granite topped pedestal table and storage beneath. Aft of the dinette is a curved staircase to the flybridge. Outboard is a screened sliding window. The galley includes:

Sub Zero side-by-side stainless steel refrigerator/freezer with icemaker Sharp Carousel microwave
Maytag 4-burner electric cooktop
Whirlpool self-cleaning oven

Garbage disposal



At the same level as the galley and dinette, it is centered around a curved console with navigation and full engine instrumentation and engine controls. To port is a chart/work area with chart drawers and storage beneath. The Helmsman chair is a leather covered Stidd seat. Windows are kept clear, when needed, by three multi speed marine grade windshield wipers with washers and air defrost system. Port and starboard access is through flush fit aircraft type sliding doors with rollaway screens which offers great airflow when open and easy access to the bow. Instrumentation includes:

(3) Furuno 15" daylight color monitors
Icom IC-M127 VHF
Furuno Multifunction display (GPS, radar and nav charts, depth/fishfinder (2013) Furuno autopilot NavPilot 711C (2020)
Simrad analog wind indicator (speed and wind direction)
Gemini compass
Kobelt shifters/throttles
ARC searchlight controller
(4) cameras (engine room and aft deck) (2020)



Entered from the port side swim platform door or double doors from the main salon. Vented storage lockers out and aft, port and starboard. A swing out panel with Kobelt engine and bow thruster controls is located tucked away in the forward port locker, to enable docking from back aft corner of the cockpit. There is a sink and faucet in a cabinet just to the right of the salon doors, a Jennaire electric barbecue grill to the left of the doors and a hand held shower at the transom. The area is well lighted with a floodlight on the overhang and courtesy lighting down low. The stairs to the salon swing up for walk-in access to the full headroom engine compartment. A large centerline hatch opens to a commodious lazarette that offers enormous storage space. Forward to port is the hatch and ladder to the flybridge.


Master Stateroom:

Located amidships to take advantage of the full beam of the boat. A centerline queen size bed with composite 7" mattress, large storage beneath and night stands on either side with swing arm reading lights on the headboard. The aft bulkhead is a beveled mirror. To starboard is a large dresser with drawers and doors, a cabinet with a 32" TV and large hanging locker. Forward to port is a larger lighted walk-in closet and separate locker for the brand new Whirlpool stacked washer and dryer.


Master Head:

The ensuite Master head runs fore and aft along the port side. The vanity top is marble with an undermount oval sink and Moen single lever faucet. Aft is a stall shower with a glass door and single lever Moen shower head. Forward is the VacuFlush freshwater toilet. The medicine cabinet is finished with beveled mirror doors, the headliner is a fitted mirror and the ventilating fan has a automatic timer.


VIP Stateroom Forward:

Centerline queen sized berth with innerspring mattress, upgraded bedspread and pillow shams, and large storage beneath. There is a lighted, hanging locker with shelf storage, 2 Lewmar overhead hatches with Ocean screens/shades, a dresser and lockers, built in shelves outboard and mirrored forward bulkhead. A 27" TV/DVD combo, telephone and stereo speakers with volume control are fitted in the cabin.

Guest Head:

Located opposite the port guest stateroom with marble topped vanity and Moen single lever faucet, beveled mirrored medicine cabinets, VacuFlush freshwater toilet, automatic ventilating fan on a timer, fitted mirror headliner and storage cupboard and drawers below the vanity. There is also a shower stall with a single lever Moen shower head and glass door. 

Guest Stateroom Port: 

Upper and lower berths, outboard, fitted with 7" innerspring mattresses and upgraded bedspreads and pillow shams. There is a lighted hanging locker and a full height storage locker forward with shelves.


Accessed directly from the pilothouse or stairs from the aft cockpit to an unusually large area with console forward for navigation and instrumentation. Brand new custom Venturi surrounding the helm station. Cushioned helm chair on center and passenger seat to port, aft are two facing L- shaped settees with individual tables, with a walkway between to the dinghy storage area with hydraulic Davit and cradled Elliot Mark IV 6-person life raft (new 2020). The flybridge is completely covered, well aft of the hinged radar arch, with a removable Bimini. Equipment includes:

Icom IC-M59 VHF
Furuno Multifunction display (GPS, Radar, Nav chart, depth/fish finder autopilot remote (2013) Furuno radar remote MU150 HD (2020) (94 mile range)
Laser Plot 10" daylight color navigation monitor
Ritchie compass, ARC searchlight controller
Simrad depth/speed/sea temp
ACR RCL 100 remote searchlight
Buell dual trumpet air horns
Kobelt shifter/throttles (Bridge, Pilothouse, Pop up in Cockpit)
Bow thruster control
Furuno VHF ICM412 (2019)

Electrical System:

West Bay has developed a high quality AC/DC ships electrical system that begins with a custom load switching AC circuit breaker panel for balancing generator and shore power to obtain maximum efficiency. It is further supported by a Yacht-O-Matic automatic electrical source switching system to provide hands off control for generators and shore power loads. There are analog meters to monitor AC and DC amps and volts. Low voltage AC halogen, 120 volt fluorescent, and 12 volt lighting is used appropriately throughout the boat. Included are:

(2) 21.5 KW Onan generators with sound shield and underwater exhaust (one new in 2021 w/110 hours, port) (starboard with 7500 hours)

12 V DC battery charger
24 V DC battery charger
Electrical panel load amp meters and voltmeters
(2) 50 amp Glendinning Cable masters
Yacht-O-Matic Automatic AC load switching system
Remote panels for generators (pilothouse)
Automatic 120/208/240 volt shore power selector
200 amp alternator for house bank
40 am alternator for engine and generator batteries
25 am charger for engine control and start batteries
Digital input voltmeter
12 volt electronics breaker panel in pilothouse
2nd 50’ 50 amp shore power cord
Dockside TV/telephone inlet
110 volt fluorescent and 12 volt halogen overhead lighting in engine room 12 volt receptacles, pilothouse and flybridge
Electrolysis bonding system with zincs and shaft brushes
Ground fault receptacles – heads, engine room, aft deck and flybridge

Engine and Mechanical:

Caterpillar 3406E electronic engines with twin disc transmissions 2.50:1 ratio (4800+hours) Kobelt electronic controls (3 stations)
Keypower hydraulic bow thruster (2 stations)
Sea Star hydraulic steering

Cruisair reverse cycle air/heat (4 zones)
Back up mechanical engine controls in engine room
Dual Racor fuel filters
Dripless shaft logs
Fyre Watch FE241 engine room fire system
95 gallon holding tank
Vacuflush freshwater heads with Y valves
Trim tabs
Par DC freshwater pump
Headhunter AC freshwater pump
Sea Recovery 800 GPD watermaker
Oil changer system
3" Aquamet 22 shafts
Inverter (? size)
(6) 8D free maintenance house and main engine batteries (2021) (4) 4D generator and electronics batteries (2021)


White hull is vacuum bonded hand laid up fiberglass Knytex and BTI with 1" core cell, urethane foam core fiberglass stringers, and ISO Arrstech resin osmosis protection below the waterline. The deck is cored, as are all bulkheads. Barium filled foam composite laminate in engine room bulkheads and overhead for sound insulation. Bilges and machinery spaces are finished out in epoxy paint for ease of maintenance. The hull is protected with a rub rail capped with a stainless steel striker. All handrails and rail fittings are 1 1/4" 316 stainless. 12 cleats (4 bow, 2 stern, 4 springline and 2 flush popup on swim platform) An anchor platform with bow roller is fitted on the foredeck. Propeller shafts and hydrodynamic rudders are stainless steel. A port side door opens to the swim platform.

Deck and Hull:


Muir hydraulic anchor windlass
Bruce anchor with 300' chain
Elliot Mark IV 6-man life raft (2020)
Nick Jackson 1500# hydraulic davit
Stainless steel foredeck rails
Cleats, dock lines and docking fenders
SeaTel satellite TV antenna with custom sub-arch Swim platform with pop-up cleats (2)

Swim boarding ladder
Handheld transom shower, hot and cold freshwater
Canvas bimini top with custom oversized frames
Canvas flybridge seat/instrument covers
Recent haul out and bottom paint May 2022
Hynautic trim tabs, dual station controls
(2) 110 AC thermostatically controlled 2,000 cfm engine room blowers (4) Rule 1200 12 volt bilge pumps
Kidde Halon fire extinguishing system
Fuel tank sight gauges
Dual fuel filter system for engines
Fuel tank crossover system
Deck fuel fills - port and starboard midship
Remote control for Watermaker in pilothouse
12 volt oil change system for engines and generator
12 volt macerator pump for holding tank
Direct discharge through hull for holding tank
Large capacity Sea Strainers for engines and generators
Built in vacuum system - 2 outlets
Dockside fresh water inlet with pressure regulator
Saltwater washdown at bow
Freshwater washdown at bow, cockpit and flybridge
VacuFlush freshwater head system
High water bilge alarms, audio and visual
EPIRB (2020)
Hammerhead 15' dinghy with 40 hp Honda outboard (2014)


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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