Sparkman & Stephens S&S 34 Information, Review, Specs

Make
Sparkman & Stephens
Model
S&S 34
Builder
Designer
Number Built

The Sparkman & Stephens 34 (S&S 34) is a cornerstone of 20th-century yacht design, representing a pivotal moment where racing pedigree met offshore durability. Designed in 1968 by the legendary Olin Stephens at the request of British yachtsman Michael Winfield, the boat was intended to be a competitive RORC (Royal Ocean Racing Club) racer that could still handle the rigors of the North Sea. The design gained immediate international fame when Sir Edward Heath won the 1969 Sydney Hobart Yacht Race aboard the first S&S 34, Morning Cloud. While production was initially centered in the United Kingdom by Winfield & Partners and later Aquafibre, the design found its most enduring home in Australia, where the Swarbrick Brothers refined the construction process. Over the decades, the S&S 34 has transitioned from a champion racer to one of the most respected small-displacement blue-water cruisers in the world, renowned for its ability to track straight in heavy weather and its remarkable safety record in extreme conditions.

Sailing Performance & Handling

The S&S 34 is frequently described by maritime journalists as a "giant killer" due to its uncanny ability to outpace much larger vessels when sailing close-hauled. With a high ballast ratio—often exceeding 45% depending on the specific build—the boat is exceptionally stiff, allowing it to carry full sail longer than its contemporaries. The hull features a deep-V section forward that transitions into a fin keel and a skeg-hung rudder, a configuration that provides a balance of maneuverability and directional stability.

According to technical analysis provided by the S&S 34 Association, the boat’s performance is defined by its narrow beam and relatively heavy displacement, which allow it to slice through chop rather than pounding over it. This "sea-kindliness" is a primary reason the model remains a favorite for solo circumnavigators. While it may lack the surfing potential of modern light-displacement cruisers in downwind conditions, its heavy-weather tracking is legendary. Owners often report that the boat feels "locked in" when on a beat, requiring minimal helm correction even in gusty conditions.

Interior Comfort & Variations

The interior of the S&S 34 is a product of its era—functional, secure, and optimized for life at sea rather than at the dock. The layout typically features a traditional V-berth forward, followed by a compact head and a main salon with two settee berths. A small galley and a navigation station are situated aft, flanking the companionway. Because the boat was built by various manufacturers across two continents, internal finishes vary significantly. British-built "Winfield" models often feature more extensive timber joinery, while the Australian Swarbrick builds are known for their robust, low-maintenance fiberglass moldings.

There are two primary iterations of the design: the original Mk I and the later Mk II. The Mk II, which entered production in the 1980s, introduced a taller rig and a slightly modified deck mold to increase internal volume and headroom. Despite these changes, the S&S 34 remains a "narrow" boat by modern standards, which limits social space in the cabin but provides excellent bracing points for moving about while the vessel is heeled.

The S&S 34 occupies a unique position in maritime history as the vessel of choice for young solo circumnavigators. Its reputation for "bulletproof" construction was solidified by Jesse Martin, who completed a non-stop, unassisted circumnavigation aboard the S&S 34 Lionheart in 1999. This feat was later mirrored by Jessica Watson, who sailed the S&S 34 Ella's Pink Lady around the world at age 16. These high-profile voyages have created a robust secondary market for the model, as documented in various editorial retrospectives by Yachting Monthly, which frequently cites the boat as a premier choice for budget-conscious offshore adventurers.

Known Issues & Buyer’s Checklist

Prospective buyers of an S&S 34 must account for the age of the fleet, as many hulls are now over 50 years old. While the hulls are generally overbuilt, there are specific technical areas that require rigorous inspection:

  • Deck Delamination: Many older models utilized a balsa or plywood core in the deck. Moisture ingress around stanchion bases or chainplates can lead to soft spots and core rot, requiring expensive "skin-and-replace" repairs.
  • Mast Step Compression: The S&S 34 features a deck-stepped mast. On older hulls, the supporting pillar or the deck structure beneath the step can compress over time, leading to rig tension issues.
  • Osmotic Blistering: Early fiberglass layups from the 1970s are prone to osmosis. While rarely structural on a boat this thick, a moisture meter test is essential during survey.
  • Rudder Bushings: The skeg-hung rudder is a safety feature, but the bushings and the lower pintle can wear, leading to vibration or "clunking" at the helm.
  • Original Engines: Many S&S 34s were originally fitted with Bukh or early Yanmar diesels. If the engine has not been repowered, buyers should check for exhaust elbow corrosion and heat exchanger efficiency.

Community & Resources

The S&S 34 benefits from one of the most active owner associations in the sailing world. The S&S 34 Association maintains an exhaustive technical library, including original blueprints, tuning guides, and a registry of hull numbers. This community provides an invaluable resource for new owners seeking to restore or upgrade their vessels for blue-water use.

The Verdict

The S&S 34 remains a gold standard for sailors who prioritize seaworthiness and windward performance over interior volume. It is a purpose-built tool for the ocean, designed during an era when Sparkman & Stephens dominated the racing world. While it may feel cramped compared to modern 34-footers, its pedigree and proven track record in the world's most dangerous waters make it a peerless choice for the serious offshore sailor.

Pros

  • Exceptional windward ability and heavy-weather tracking.
  • High ballast ratio provides a safe, stiff sailing platform.
  • Proven blue-water pedigree with multiple successful circumnavigations.
  • Strong class association and enduring resale value.

Cons

  • Narrow beam results in a cramped interior and limited storage for long-term liveaboards.
  • Mk I models may lack the headroom required for taller sailors.
  • Aging fleet requires careful inspection for deck rot and osmotic blistering.
  • Small cockpit can feel exposed in following seas.

Measurements

Construction & Hull

Construction Material
Hull Type
— Sailboat
Keel Type
Ballast
-
Displacement
-
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
33.42 ft
Waterline Length (LWL)
24 ft
Beam
14.67 ft
Draft
5.67 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

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

Calculations

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