2002 Mainship 430 Trawler "NORTHSTAR"

NORTHSTAR is an exceptional one-owner 2002 Mainship 430 Trawler located in downtown St. Petersburg, Florida. Owned by the original owner since new, this vessel has benefited from light use, thoughtful upgrades, and continuous care throughout her life. Powered by twin Caterpillar 3126 mechanical diesel engines with under 600 original hours, she offers the reliability, economy, and comfortable cruising accommodations that have made the Mainship 430 one of the most sought-after trawlers in her class.

Recent improvements include new bottom paint, refurbished running gear, professionally refinished teak-and-holly flooring, NEW flybridge upholstery, updated batteries, and professional detailing. A transferable marina slip may also be available, subject to marina approval.

Highlights

• One-owner vessel since new
• Twin Caterpillar 3126 mechanical diesel engines
• Under 600 original engine hours
• Vetus bow thruster with controls at both helms
• Kohler 8kW diesel generator (816 hours)
• Updated Garmin navigation systems at both helms
• AB 10'6" rigid-bottom dinghy with Honda 25HP four-stroke outboard
• MarQuipt davit system
• NEW flybridge upholstery (2026)
• Refinished teak-and-holly cabin sole (2025)
• NEW bottom paint and running gear service (2025)
• Recent professional buff and wax (2026)
• Transferable marina slip opportunity

Recent Maintenance & Upgrades

• NEW bottom paint and running gear refurbishment (July 2025)
• Cabin sole professionally refinished with teak-and-holly flooring (2025)
• NEW custom flybridge upholstery (January 2026)
• Professional compound, buff, and wax (February 2026)
• NEW 8D house batteries (April 2026)
• Air conditioning systems professionally serviced (May 2026)

Propulsion

Powered by twin Caterpillar 3126 mechanical diesel engines:

Port Engine: 586 Hours
Starboard Engine: 603 Hours

Additional features include:

• Direct-drive propulsion
• Vetus bow thruster with upper and lower helm controls
• Racor fuel filtration system
• Large salon engine room access hatch
• Hydraulic-assisted engine room access beneath companionway stairs
• Oil X-Change-R oil change system

Tender, Davit & Boarding

• AB 10'6" hard-bottom inflatable tender
• Honda 25HP four-stroke outboard (low hours)
• MarQuipt davit system
• Custom aluminum and Starboard boarding gangway

Electrical & Mechanical Systems

• Kohler 8kW 60Hz diesel generator (816 hours)
• Three Dometic reverse-cycle air conditioning systems
• Automatic Sea-Fire 1301 fire suppression system
• Central vacuum system
• Xantrex TrueCharge2 40-amp battery charger
• 50-amp shore power connections at bow and aft deck
• Marinco 50-foot shore power cable
• 12V and 110V electrical distribution panels
• Three Perko battery switches
• Raritan Electro-Scan sanitation system
• Additional 12V comfort fans throughout the vessel

Lower Helm

The lower helm offers excellent visibility and a complete suite of navigation and vessel management equipment:

• Updated Garmin GPS/Chartplotter
• Standard Horizon VHF radio
• Raymarine ST6000+ Autopilot
• Raymarine ST60 Tridata
• Vetus bow thruster controls
• Windlass controls
• Ritchie compass
• Full engine instrumentation

Flybridge Helm

The spacious flybridge is ideal for entertaining and long-range cruising.

Features include:

• Updated Garmin GPS/Chartplotter
• Garmin VHF radio
• Raymarine ST6000+ Autopilot
• Raymarine ST60 Tridata
• Vetus bow thruster controls
• Windlass controls
• Ritchie compass
• Garelick captain's chair with new upholstery
• Large flybridge dining table
• Custom chart table with plexiglass cover
• Custom bimini top
• Professionally installed tan upholstery with Galapagos Green accents

Galley

The galley is well-appointed for extended cruising and liveaboard comfort.

• Full-size Kenmore refrigerator/freezer
• Corian countertops
• Double-basin stainless steel sink
• Pull-out faucet with sprayer
• Princess three-burner electric range with oven
• Microwave oven

Salon

The bright and spacious salon features warm teak finishes and recent upgrades throughout.

• Refinished teak-and-holly flooring
• Sliding windows with custom plantation shutters
• Samsung flat-screen television
• Central vacuum system
• Recessed lighting
• Four 12V circulating fans
• Excellent storage throughout
• Convenient engine room access

Aft Master Stateroom

The full-beam aft owner's suite offers exceptional comfort and privacy.

• Queen berth
• Generous storage and hanging lockers
• Private access to aft deck
• En-suite head with Corian vanity
• Separate stall shower

Forward Guest Stateroom

The guest accommodations provide comfortable overnight accommodations for family and friends.

• Walkaround double berth
• Ample storage and cabinetry
• Overhead hatch
• 12V fan
• Custom red leather accents

The adjacent guest head features:

• Raritan marine toilet
• Corian vanity
• Separate shower stall

Remarks

Desirable Caterpillar power, low hours, one-owner history, extensive recent upgrades, and downtown St. Petersburg slip opportunity, NORTHSTAR represents an outstanding value in the trawler market. Whether you're seeking a comfortable liveaboard, Great Loop cruiser, or coastal passagemaker, this Mainship 430 deserves serious consideration.