1975 Bertram 28 Flybridge
1975 Bertram 28 Flybridge
1975 Bertram 28 Flybridge
Fully Restored | Rebuilt Yanmar Diesels
Offered at $69,999
Located in Freeport, Grand Bahama
This iconic Bertram 28 Flybridge underwent an extensive top-to-bottom restoration completed in 2025. Rebuilt twin Yanmar turbo diesels, renewed interior, upgraded electrical systems, modern Garmin electronics, and impressive onboard amenities.
All the charm of a classic Bertram. None of the headaches of a major restoration project.
Renowned for its rugged construction, legendary deep-V hull, and exceptional offshore capabilities. Enjoy impressive diesel efficiency, cruising comfortably at 19–21 mph while burning approximately 12 GPH combined.
Only 55 hours of use since refurbishment. Extensive maintenance records, restoration invoices, and detailed logbooks available. September 2025 survey on hand.
Features & Upgrades
Power & Mechanical
- Twin Yanmar 4LHA-STP turbo diesel engines — completely rebuilt, approximately 3,200 total hours
- Only 55 hours of operation since 2025 refurbishment
- Repowered from MerCruiser gasoline engines to Yanmar diesels in 2007
- Both OEM turbochargers replaced in 2023
- Recently completed full engine service
- Kohler 4.5kW diesel generator — fewer than 30 hours
- 165-gallon fuel tank replaced during 2007 repower
- Fresh bottom paint and PropSpeed
- Brand-new electric windlass with 300′ of rode, 40′ of stainless steel chain, and 22 lb plough anchor
Performance & Fuel Economy
- Economical cruise: 19–21 mph at 2,400 RPM
- Fuel consumption at cruise: approximately 12 GPH combined
- Higher-speed operation: 30–33 mph at 3,100 RPM
- Fuel consumption at 3,100 RPM: approximately 20 GPH combined
- Performance figures reported with approximately 80% fuel and typical cruising load
Restoration & Improvements
- Extensive top-to-bottom restoration completed in 2025
- New exterior and interior paint
- Completely renewed interior with new headliners
- Entire AC and DC electrical systems rewired
- New centralized electrical distribution panel
- New 20-gallon freshwater tank
- Freshwater plumbing installed at galley sink and lavatory
- Brand-new Bimini top and premium Isinglass enclosure — $4,500 investment
- New helm cushions
- Custom salon table with embossed backgammon playing surface
- Portable solar generator connection for powering essential onboard systems without running the generator (portable generator and solar panels not included)
- Comprehensive restoration invoices, service records, and detailed vessel logbooks available
Electronics & Navigation
- Twin Garmin 12″ multifunction displays
- Garmin 6′ open-array radar — ideal for offshore navigation and locating birds while fishing
- Replaced, fully functioning Autohelm autopilot
- Starlink Mini satellite internet with Wi-Fi capability
Interior Comfort & Amenities
- Brand-new 16,000 BTU marine air conditioning
- Brand-new marine head
- Brand-new refrigerator
- Ice machine
- Flat-screen TV
- Convection cooktop
- Nespresso coffee machine
- New freshwater system serving galley and lavatory