Introducing Newbliss — a beautifully maintained 1970 Custom 51’ Steel Motoryacht, designed for long-range cruising, loop-friendly travel, or comfortable Great Lakes adventures. Built with exceptional craftsmanship and maintained with pride by a seasoned owner, Newbliss represents one of the rare opportunities to own a solid-steel classic with modern systems, generous accommodations, and proven reliability.
This vessel features twin GM diesel engines, robust steel construction, large tank capacities, a spacious deckhouse, multiple cabins, two heads, and an impressive complement of electronics and mechanical systems.
SPECIFICATIONSLength Overall: 51’ 2”
Beam: 14’ 8”
Draft: 4’ 7”
Displacement: ~68,000 lbs
Construction: All-welded, zinc-coated steel (3/16" topsides, 1/4" bottom, reinforced keel)
Fuel: 600 gallons (steel baffled tanks)
Fresh Water: 300 gallons
Waste: 2 × 25-gallon steel holding tanks
Bulkheads: 5 welded steel bulkheads
Region: Great Lakes
The hull presents smooth, fair, and structurally sound with no deficiencies noted during percussion testing.
Features include:
Raised forward deck (10-gauge steel with non-skid)
Open side decks with minimal cosmetic rust only
Recessed aft deck with steel hatches & lazarette access
Stainless steel swim platform with boarding ladder
Adjustable side-mount cleats & electric snubbing winches
The 10’×22’ deckhouse features Duplate safety glass, port & starboard armored doors, and removable aft panels for excellent visibility.
Interior finishes include:
Mahogany & oak paneling
Foam insulation
Acoustic tile ceiling
Custom cabinetry throughout
Settees, chart table, salon seating, and storage
A spacious layout makes Newbliss ideal for family cruising or liveaboard use.
Forward CabinThree single berths + one double berth
Ensuite head with sink
Watertight steel bulkhead & door
Port-side bunks
Adjacent head with shower & sump
Double berth
Closets & storage
Steel bulkhead hatch leading to lazarette
Additional Spaces:
Storage forepeak
Large salon with settees, tables, chart station
Well-equipped galley featuring:
GE refrigerator/freezer
Princess 3-burner electric stove & oven (110/220V)
Microwave
Twin sinks
Portable BBQ
Twin GM 6-cylinder diesel engines — 185 HP each
Borg Warner Velvet Drive transmissions (2.10:1)
Stainless steel 2” shafts, 24×17 bronze props
Engine access via six salon floor hatches
Raw-water keel-cooled exhaust system
Reverse-cycle AC (16,000 & 13,000 BTU zones)
12-gallon water heater
Electric toilets (fore & aft)
12V washdown
Air-compressor-pressurized water system
1.5 HP sump pump
Two 120V submersible pumps
One belt-driven pump (off port engine)
Heavy-duty Whale manual pump
12V / 110V / 220V systems
Two 8D batteries in steel vented boxes
600A selector switch
30-amp shore power (250 ft cable)
Fused AC panel with bonding and crossover protection
Onan 8 kW genset (sound-suppressed, closed cooling)
Backup 2 kW generator mounted on starboard engine
Garmin GPS
Lowrance GPS + chart plotter
Raymarine ST4000 autopilot with remote gyro compass
Standard Horizon depth sounder
Lowrance R11X radar
Standard Horizon Eclipse VHF
Ray 53 VHF with hailer
Military-grade magnetic compass
Stereo system + TV
60 lb Bruce anchor on roller
Two Danforth anchors (80 & 60 lb)
12V windlass (600 lb capacity)
100 ft of 5/16” chain + ¾” nylon rode
Zodiac 310 RIB dinghy on stern davits
Extensive safety inventory including:
CO₂ extinguishers (three 15 lb bottles with helm activation)
Two additional 15 lb extinguishers in wheelhouse
Dry chemical units
Fire pump & hose
Ten lifejackets
Flares, horns, liferings, boat hooks, steel buckets, fire axe



