MK Ii-Iii Soverel 30 Information, Review, Specs

MK Ii-Iii Soverel 30 Drawing
Make
MK Ii-Iii
Model
Soverel 30
Builder
Soverel Marine
Designer
Bill Soverel/Mark Soverel
Number Built
Production Year(s)
1974 - ??

The Soverel 30 Mk II and Mk III represent the evolutionary peak of the design that launched Soverel Marine into the national spotlight. Originally conceived by Bill Soverel in the early 1960s as a fast, shallow-draft cruiser-racer for the thin waters of Florida and the Bahamas, the Mk II and Mk III variants emerged in the 1970s with modernized coachroofs, refined underwater profiles, and updated rigs. Unlike the more traditional "clipper" aesthetic of the earliest Mk I hulls, these later iterations leaned into the performance-first philosophy that would eventually lead to the legendary Soverel 33. Built in North Palm Beach, these vessels were often semi-custom, allowing original owners to specify everything from the hull coring materials to the layout of the galley, making each hull a unique artifact of 1970s American boatbuilding.

Sailing Performance & Handling

The Soverel 30 Mk II and Mk III are defined by their dual-purpose nature, engineered to compete in the Southern Ocean Racing Conference (SORC) while remaining manageable for a cruising couple. Most models feature a keel-centerboard configuration, a hallmark of Bill Soverel’s design logic. With the board up, the boat draws approximately 3.5 to 4 feet, allowing it to navigate shoals that would stop a contemporary fin-keel racer. With the board down, the boat gains significant lift and tracking ability, allowing it to point impressively high for a 1970s design.

The Mk II and Mk III versions typically carried a taller rig than the Mk I, providing a higher Sail Area to Displacement (SA/Disp) ratio that keeps the boat moving in the light, fickle airs of the Chesapeake or the Florida coast. Owners frequently report that the boat feels "stiff" and predictable once the wind exceeds 12 knots. Because the hull was often built with Klegecell or balsa coring (depending on the original owner’s specification), the boats are generally lighter and more responsive than heavy-displacement cruisers of the same era like the Westsail or the Alberg. Handling is described as "dinghy-like" for a 30-footer, with significant feedback through the tiller or wheel, though the Mk III’s slightly revised rudder placement improved tracking in a following sea compared to the earlier models.

Interior Comfort & Variations

The interior of the Soverel 30 Mk II and Mk III reflects the company’s transition from a boutique shop to a serious production contender. While the Mk I was somewhat cramped by modern standards, the Mk II and Mk III utilized increased freeboard to improve standing headroom, which typically reaches about 6'1" in the main cabin. The layout is a classic "Atlantic" configuration: a forward V-berth with an overhead hatch for ventilation, followed by a midships head (usually to port) and a hanging locker to starboard.

The main salon features opposing settees, with the Mk III often incorporating a fold-down table to maximize floor space for sail changes during races. Because Soverel Marine was a semi-custom builder, the joinery varies significantly between hulls. Some units feature basic white laminate bulkheads for weight savings, while others are finished with rich teak veneers and solid wood trim. The galley is typically located aft, flanking the companionway to minimize motion for the cook while underway. A notable variation in the Mk III is the improved insulation around the engine box and better access to the bilge, addressing maintenance complaints that had been noted in the earlier Mk I and Mk II production runs.

Known Issues & Buyer’s Checklist

Prospective buyers should approach the Soverel 30 with a focus on the structural integrity of its semi-custom components.

  • Centerboard Trunk and Pennant: The most critical inspection point is the centerboard mechanism. The pennant (the line used to raise and lower the board) can chafe over time, and the pivot pin may wear the fiberglass trunk. Buyers should check for "clunking" sounds while at anchor, which indicates excessive play in the board.
  • Deck Coring: Soverel used both balsa and Klegecell foam coring. While Klegecell is rot-resistant, balsa-cored decks are prone to delamination around stanchions, chainplates, and the mast step if the bedding compound has failed. Soft spots are common on boats that have been raced hard.
  • Chainplate Anchors: On the Mk II, the chainplates are through-bolted to the bulkheads. Inspect the wood for water staining or "mushiness," which suggests a leak at the deck seal that has compromised the primary structural support for the rig.
  • Rudder Post Seepage: The rudder port on older Soverels can develop leaks. Check the packing gland and the fiberglass around the post for stress cracks or evidence of seawater ingress.

Community & Resources

The legacy of these boats is preserved through a dedicated community of owners who value the Soverel family's contribution to American racing history. While there is no longer a formal factory storefront, technical support and historical hull data are often shared through the Soverel 33 Class Association, which occasionally hosts information relevant to the earlier 30-foot models. Local sailing clubs in South Florida, particularly around West Palm Beach, remain the primary hubs for Soverel lore and spare parts sourcing.

The Verdict

The Soverel 30 Mk II and Mk III are "sailor’s boats," rewarding those who prioritize performance and shallow-water capability over the cavernous interiors of modern "condo-marans." They are an excellent entry-point for a buyer who wants a classic racer with the pedigree of a boutique Florida builder.

Pros

  • Exceptional shallow-water capability due to the keel-centerboard design.
  • Fast and responsive in light-to-moderate air.
  • High degree of individuality due to the semi-custom build process.
  • Strong, performance-oriented hull shape that holds its own in club racing.

Cons

  • Centerboard maintenance requires specialized attention and occasional hauling.
  • Interior volume is less than modern 30-footers with wider beams.
  • Varying build specs mean buyers must be diligent with structural surveys.

Measurements

Construction & Hull

Construction Material
Fiberglass (Foam Core)
Hull Type
Monohull Sailboat
Keel Type
Centerboard
Rudder
1x —
Ballast
3400 lbs (Lead)
Displacement
9500 lbs
Water Capacity
55 gal
Fuel Capacity
20 gal

Dimensions

Length Overall (LOA)
30 ft
Waterline Length (LWL)
26 ft
Beam
9.33 ft
Draft
9.5 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Cutter
P (Main Luff)
43 ft
E (Main Foot)
15 ft
I (Foretriangle Height)
40.5 ft
J (Foretriangle Base)
14 ft
Forestay Length (est)
42.85 ft
Sail Area
606 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
21.61
Ballast / Displacement Ratio
35.79
Displacement / Length Ratio (D/L) Ratio
241.3
Comfort Ratio
27.56
Capsize Screening Formula
1.76
Hull Speed
6.83 kn