Super Sunfish Alcort Information, Review, Specs

Make
Super Sunfish
Model
Alcort
Builder
AMF/Alcort
Designer
Alexander Bryan/Cortland Heyniger/Carl Meinart
Number Built
Production Year(s)
1974 - 1984

The Super Sunfish represents a pivotal, performance-oriented chapter in the history of the world’s most popular sailboard. Developed by Alcort (and later produced under the AMF banner) in the late 1960s and early 1970s, the Super Sunfish was a direct response to the emerging popularity of high-performance single-handed dinghies like the Laser. While it utilizes the iconic, battle-proven Sunfish hull—a low-profile, foam-filled fiberglass design—the "Super" variant replaced the traditional, easy-going lateen rig with a more aggressive, high-aspect ratio sail plan. This transition was intended to modernize the boat’s appeal, offering more sophisticated control over sail shape and better upwind performance for sailors who found the original lateen rig limiting in competitive environments.

Sailing Performance & Handling

The defining characteristic of the Super Sunfish is its rig, which consists of a 75-square-foot sail that is sleeved over a two-piece aluminum mast, a configuration that closely mirrors the Laser. This departure from the standard lateen rig fundamentally changes the boat's handling dynamics. Because the sail is sleeved rather than attached to booms by rings or clips, it allows for significantly better draft control and aerodynamics. According to historical retrospectives curated by the International Sunfish Class Association, the Super Sunfish was designed to point much higher into the wind than its lateen-rigged counterpart, which is often hampered by the aerodynamic interference of the heavy booms.

On the water, the Super Sunfish feels more "alive" and responsive to gusty conditions. The higher center of effort in the sail plan increases the heeling moment, making the boat more challenging to keep flat and requiring more active hiking. This version typically includes a hiking strap, which is essential given the increased power of the rig. While the hull remains a displacement-dominant shape at low speeds, the Super Sunfish can plane readily in moderate breezes. However, the lack of a modern vang system on original models often led to excessive mast bend and sail distortion in heavy air, a quirk that owners frequently remedy with aftermarket hardware.

Known Issues & Buyer’s Checklist

When evaluating a Super Sunfish, the primary concern is the integrity of the internal foam. Like all Sunfish-hull variants, the hull is filled with expanded polystyrene foam blocks for buoyancy. Over decades, if the fiberglass skin is compromised or if the deck-to-hull seam leaks, this foam can absorb water. A "heavy" boat is a common "gotcha" in the community; a dry hull should weigh approximately 120–130 pounds. If the boat feels significantly heavier during a manual lift, it likely has water-saturated foam, which is notoriously difficult to dry and severely degrades performance.

The mast step is another critical failure point. The "Super" rig exerts different stresses than the standard lateen rig, and the fiberglass mast tube can develop stress cracks or leaks at the base. Prospective buyers should fill the mast hole with water to see if it holds; if the water level drops, the tube is leaking into the hull. Additionally, because the Super Sunfish was produced in smaller numbers and the rig was eventually discontinued in favor of the standard Sunfish's simplicity, finding original "Super" specific hardware—such as the two-piece mast or the specific gooseneck—can be difficult. Many "Super" hulls are eventually converted back to standard lateen rigs due to this scarcity of parts.

Community & Resources

The primary hub for technical data and historical preservation is the International Sunfish Class Association, which maintains the official record of the boat’s evolution. While the "Super" rig is no longer the standard for class racing, the association provides a wealth of knowledge regarding hull maintenance and sail tuning that applies to all Alcort-designed variants. For technical restoration and "hacks" regarding foam drying and seam sealing, the "Sunfish Forum" (an independent community) serves as the de facto technical wiki for long-term owners.

The Verdict

The Super Sunfish is a fascinating "what-if" in nautical history, representing Alcort’s attempt to bridge the gap between a recreational beach toy and a serious racing dinghy. It remains a prized find for sailors who appreciate the simplicity of the Sunfish hull but desire the technical feedback of a modern sail plan.

Pros:

  • Significantly better upwind performance than the standard lateen-rigged Sunfish.
  • The hull is nearly indestructible and easy to repair using basic fiberglass techniques.
  • Extremely portable; can be car-topped and launched by a single person.
  • Provides a more "athletic" sailing experience suitable for sailors looking to develop racing skills.

Cons:

  • Saturated internal foam can turn a nimble boat into a heavy, sluggish platform.
  • Specific "Super" rig components are increasingly difficult to find on the secondary market.
  • Lacks the "set it and forget it" simplicity that makes the original Sunfish a favorite for casual users.

Similar Sailboats

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Daggerboard
Rudder
1x —
Ballast
-
Displacement
129 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
13.83 ft
Waterline Length (LWL)
13 ft
Beam
4.08 ft
Draft
3.33 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Cat Rig
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
65 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
40.73
Ballast / Displacement Ratio
Displacement / Length Ratio (D/L) Ratio
26.21
Comfort Ratio
2.31
Capsize Screening Formula
3.23
Hull Speed
4.83 kn