Gulfstar 63 Sailcruiser Information, Review, Specs

Sailing Performance & Handling

The Gulfstar 63 Sailcruiser is a quintessential motor-sailer, meaning its performance profile is defined by stability and momentum rather than agility. With a heavy displacement and a relatively conservative sail area-to-displacement ratio, the vessel requires a stiff breeze—typically 12 knots or more—to truly come alive under sail. It is most frequently configured as a ketch, a choice that allows for a versatile sail plan that is easily managed by a small crew. The split rig lowers the center of effort, reducing heel and making the 63 an exceptionally comfortable platform in a seaway.

Under power, the 63 performs more like a traditional motor yacht. It was typically equipped with a large single or twin diesel engine setup (often Perkins or Caterpillar units), allowing for cruising speeds of 8 to 9 knots regardless of wind conditions. Owners frequently report that the boat "tracks like a train" due to its long keel and significant weight. While it is not a "pointing" boat and will struggle to make high angles to windward compared to a dedicated performance cruiser, its ability to motor-sail through a head-sea is where it excels. The 63 was built to eat up miles on long passages where the comfort of the crew is prioritized over technical racing speed.

Interior Comfort & Variations

The interior of the Gulfstar 63 Sailcruiser is where the vessel truly distinguishes itself from its peers. Utilizing the massive beam and high freeboard, the Lazzara design team created a layout that feels more like a luxury apartment than a sailboat. The standard configuration typically features a massive raised salon that offers panoramic views through large deckhouse windows—a feature that was revolutionary for cruising sailboats of the era.

The accommodations usually include a grand master stateroom aft, complete with a walk-around queen or king-sized berth, an en-suite head, and often a private sit-down vanity or office space. Forward, the boat typically offers two or three additional guest cabins, each with dedicated heads, making it an ideal platform for chartering or large-family cruising. The use of high-quality teak joinery and solid wood soles marked a departure from the "Formica and shag carpet" reputation of Gulfstar's early 1970s models. Sibling variants are notable here: the hull was also the foundation for the Gulfstar 63 Motor Yacht, which eliminated the rig entirely to maximize deck space and internal volume. Some "Sailcruiser" versions were custom-ordered with a more spartan, crew-focused layout for global circumnavigation, while others were finished as "floating palaces" for coastal entertaining.

Known Issues & Buyer’s Checklist

Prospective buyers of a Gulfstar 63 should approach the vessel with an understanding of its age and complexity. While the hulls are generally considered overbuilt and robust, the following areas require specific scrutiny:

• Fuel and Water Tanks: Like many Gulfstars of this era, the 63 often utilized black iron or aluminum tanks that were glassed into the structure. Over four decades, these can corrode from the outside in. Replacing them in a boat of this size is a major "engine-out" surgical procedure.
• Deck Core Integrity: While the hulls are solid fiberglass, the decks are typically balsa-cored. Check for "soft spots" around stanchion bases, the mast step, and the windlass, as water intrusion can lead to widespread delamination.
• Chainplates and Rigging: Given the massive loads on a 63-foot ketch, the chainplates should be pulled and inspected for stress corrosion cracking. Because these are often hidden behind cabinetry, they are frequently neglected.
• Hydraulic Systems: Many 63s were fitted with early hydraulic furling and winches. These systems are prone to leaks and require a specialized technician to service or modernize.
• Electrical Systems: The 63 is a "systems-heavy" boat with generators, multiple AC units, and complex DC panels. Original wiring may be reaching the end of its reliable lifespan and often requires a complete survey by an ABYC-certified technician.

Community & Resources

The Gulfstar community remains active, primarily centered around owners who appreciate the brand's unique blend of Florida-built practicality and luxury. While there is no longer a factory presence, the Lazzara family remains a legendary name in the industry through Lazzara Yachts, which provides a historical context for the brand's evolution. Technical support is largely found through regional owners' groups and classic yacht forums, where the nuances of the 60 and 63-foot hulls are frequently discussed by those performing modern refits.

The Verdict

The Gulfstar 63 Sailcruiser is a "grand dame" of the motor-sailer world. It is a vessel designed for the cruiser who wants the romance of sails but refuses to compromise on the comforts of home. While it requires a significant maintenance budget due to its size and complexity, it offers a level of volume and stability that is difficult to find in modern yachts without spending significantly more.

Pros:

• Enormous interior volume and "apartment-like" living spaces.
• Exceptional stability and comfort in heavy seas.
• Dual-purpose capability as a legitimate motor yacht and a capable ketch.
• High-quality teak interior finish (in later models).

Cons:

• Deep draft and large size limit access to smaller harbors and "Skinny Water" areas like the Bahamas.
• High maintenance costs associated with large-scale mechanical and rigging systems.
• Average sailing performance in light air without engine assistance.