Scorpion Dinghy Information, Review, Specs

Scorpion Dinghy Drawing
Make
Scorpion
Model
Dinghy
Builder
Designer
Taprell Dorling
Number Built
1900
Production Year(s)
1960 - ??

The Scorpion is a 14-foot, high-performance racing dinghy that has maintained a prominent position in the British sailing scene since its inception in 1959. Designed by Brian Gould and Taprell Dorling, the vessel was originally conceived for launching and recovering through the challenging surf of Porthpean in St Austell Bay, Cornwall. This heritage of ruggedness combined with a lightweight, 81kg hull has created a "modern classic" that bridges the gap between traditional aesthetics and contemporary racing technology. While contemporary builds are often handled by specialists like Winder Boats, Honnor Marine played a pivotal role in the class's early history as a primary builder of the "Mark II" version and construction kits during the 1960s.

Sailing Performance & Handling

The Scorpion is defined by its hard-chine hull and symmetrical spinnaker, a combination that provides exceptional stability for a high-performance boat while allowing it to plane easily in moderate breezes. One of its most distinctive technical features is the highly adjustable rig, which can be raked while underway to accommodate a vast range of crew weights and weather conditions. This versatility allows the boat to remain competitive whether sailed by a lightweight pairing or a heavier duo, with the National Scorpion Class Association noting its reputation for "pointing well and tacking easily" upwind.

Handling is characterized by responsiveness and acceleration. Unlike many modern skiffs, the Scorpion does not utilize a trapeze, relying instead on effective hiking and rig tension to manage power. The "one string" rake system, popularized by builders like Pinnell & Bax, allows the helm to dramatically change the mast's angle to de-power in gusts or power up in lulls, ensuring the boat remains manageable even when the Portsmouth Yardstick of 1044 suggests a demanding pace.

The Scorpion class has a storied history within the UK competitive circuit, celebrating its 60th anniversary in 2020. Its cultural footprint is cemented by its association with elite sailors; notably, Chris Davies, who won an Olympic gold medal in the Flying Dutchman class in 1976, was among the young sailors at the original launch ceremony in 1960. The boat is also a frequent subject of technical rigging tutorials and remains a staple of the Yachts & Yachting championship reports, where it is often praised for its "vibrant and colorful" fleets that regularly exceed 50 entrants at National events.

Known Issues & Buyer’s Checklist

When inspecting a used Scorpion, the primary concern is the material of construction, as the class permits wood, GRP (Glass Reinforced Plastic), and composite hulls.

  • Wooden Hull Integrity: Older wooden Scorpions are renowned for their longevity, but buyers must inspect the centerboard case and transom for signs of rot or soft spots. The National Scorpion Association notes that well-maintained wooden hulls can remain competitive for over 20 years.
  • Deck-to-Hull Bond: On older GRP or composite models, check the bond under the gunwales. The high rig tensions required for modern racing can put significant stress on the chainplates and the mast step.
  • Rudder and Centerboard Foil Wear: Inspect the rudder stock for play. Race reports have noted "rudder mishaps" during heavy-air championships, often caused by fatigue in the pintles or the blade's pivot bolt.
  • Rigging Systems: Ensure the raking system (the "one-string" setup) moves freely. If the lines are frayed or the pulleys are seized, the boat’s primary performance advantage—its on-the-fly adjustability—will be lost.

Community & Resources

The Scorpion community is exceptionally active, centered around the National Scorpion Class Association. This organization maintains strict one-design rules while fostering a culture of technical openness, providing tuning guides from professional lofts such as North Sails and HD Sails. The class also benefits from a dedicated technical committee that oversees RYA-licensed builders and ensures that even older "Mark II" boats can be retrofitted with modern hardware.

The Verdict

The Scorpion remains one of the most successful National classes in the UK, offering a rare blend of surf-capable toughness and refined racing performance.

Pros

  • Weight Versatility: The adjustable rig makes it one of the few performance dinghies truly suitable for varied crew weights.
  • Active Class: A robust second-hand market and high championship attendance ensure the boat holds its value.
  • Longevity: Competitive wooden hulls are common, proving that "classic" doesn't have to mean "slow."

Cons

  • Technical Complexity: The array of control lines for the raking rig can be intimidating for beginners.
  • Physical Demands: Without a trapeze, the boat requires consistent, hard hiking to keep flat in a breeze.

Measurements

Construction & Hull

Construction Material
Fiberglass/Wood Composite
Hull Type
Monohull Sailboat
Keel Type
Centerboard
Rudder
1x —
Ballast
-
Displacement
179 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
14 ft
Waterline Length (LWL)
-
Beam
4.58 ft
Draft
3.5 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

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

Calculations

Sail Area / Displacement (SA/D) Ratio
53.9
Ballast / Displacement Ratio
Displacement / Length Ratio (D/L) Ratio
Comfort Ratio
Capsize Screening Formula
3.25
Hull Speed
— kn