Alpa 36 MS Information, Review, Specs

Alpa 36 MS Drawing
Make
Alpa
Model
36 MS
Builder
Alpa
Designer
Sparkman & Stephens
Number Built
Production Year(s)
1972 - ??

The Alpa 36 MS represents a sophisticated intersection of Italian style and American naval architecture, emerging from the celebrated collaboration between the Alpa shipyard and the design office of Sparkman & Stephens. Introduced during the 1970s, a period when the motorsailer (MS) concept was evolving from heavy, under-canvased vessels into true dual-purpose cruisers, the 36 MS was built to offer the protection of a pilothouse without sacrificing the blue-water DNA inherent in an S&S hull. As an evolution of the Alpa 11.50, the 36 MS shares much of the underwater profile of its pure-sailing siblings but reconfigures the topsides to accommodate an enclosed steering station and an elevated saloon. This model was a flagship for Alpa’s innovative fiberglass techniques, which the yard pioneered in Europe, resulting in a hull that is famously robust—a "tank" in the eyes of Mediterranean cruisers.

Sailing Performance & Handling

Unlike many motorsailers of its era that prioritized engine power over sail area, the Alpa 36 MS was designed by Sparkman & Stephens with a focus on balance and directional stability. The hull features a moderate-to-heavy displacement with a traditional long-fin keel and a protected skeg-hung rudder, a configuration that provides excellent tracking in a seaway. While the added windage of the pilothouse can be felt in a blow, the boat’s ballast ratio ensures a stiff, predictable motion.

Most hulls were rigged as ketches, a choice that allows for a versatile sail plan—crucial for a motorsailer designed to keep moving in light air under power or to "jib and jigger" comfortably in a gale. The steering is typically dual-station, with a traditional cockpit wheel and an internal helm. While the internal steering provides respite from the elements, most owners report that the boat "finds its groove" best when steered from the cockpit, where the helm feedback is more tactile. According to historical technical notes from the Sparkman & Stephens design archives, the hull's entry is sharp enough to mitigate the pounding often associated with flatter-bottomed motorsailers, allowing it to maintain speed even when motoring into a head sea.

Interior Comfort & Variations

The interior of the Alpa 36 MS is where the "MS" designation truly shines, offering a living experience far removed from the "cave-like" cabins of traditional 36-footers. The raised deckhouse provides nearly 360-degree visibility through large tempered-glass windows, creating a bright, airy saloon that serves as the social hub of the vessel. This layout typically features an L-shaped settee and a substantial navigation station that doubles as the internal helm.

The use of high-quality teak joinery and fine Italian textiles was a hallmark of Alpa’s production during the 70s. The forward section usually houses a V-berth and a well-appointed head, while the aft section often contains a separate cabin or a large stowage area, depending on the specific interior variant chosen by the original owner. Because the 36 MS was built on the same foundational hull lines as the Alpa 11.50, buyers may encounter variations in cabin layout; however, the most common configuration prioritizes the deck saloon’s connection to the galley. The galley is typically set lower than the saloon to maximize work space while keeping the cook engaged with the crew.

Known Issues & Buyer’s Checklist

Prospective buyers of an Alpa 36 MS must account for the age of the vessel, as most examples are now approaching five decades of service. While the fiberglass work is historically superior, several model-specific areas require scrutiny:

  • Window Seals and Frames: The large windows of the pilothouse are prone to leaking if the original seals have perished. Check for water staining on the interior teak below the window lines, as persistent leaks can lead to rot in the bulkheads.
  • Fuel and Water Tanks: Alpa frequently used integrated or stainless steel tanks that can be difficult to access. Inspect for signs of "diesel bug" or corrosion in the tank sumps, as replacement often requires significant joinery removal.
  • Deck Core: While the hulls are solid GRP, the decks are often balsa-cored. Use a phenolic hammer to check for "dead" thuds around the chainplates and the base of the pilothouse, which may indicate moisture ingress and core delamination.
  • Rigging and Chainplates: On ketch-rigged versions, the complexity of the standing rigging is doubled. Specifically, inspect the chainplates where they pass through the deck, as the Alpa 36’s heavy displacement puts significant load on these points.

Community & Resources

Owners of these classic Italian vessels are supported by a dedicated network of enthusiasts. The Alpa Historical Club serves as the primary repository for technical drawings and restoration advice. While the builder is no longer in production, the Sparkman & Stephens Association provides a secondary tier of support for technical questions regarding the hull’s design and performance characteristics. These groups are instrumental in sourcing hard-to-find hardware that was specific to the Alpa yard during the 1970s.

The Verdict

The Alpa 36 MS is a rare find for the cruiser who refuses to choose between the romanticism of an S&S design and the practicalities of a pilothouse motorsailer. It is a sturdy, well-mannered yacht that excels in the variable conditions of the Mediterranean and northern European waters alike.

Pros:

  • Legendary Pedigree: Designed by Sparkman & Stephens, ensuring seaworthiness and aesthetic longevity.
  • Pilothouse Comfort: Offers a dry, warm interior with excellent visibility, extending the sailing season.
  • Robust Construction: Built during an era when fiberglass layups were conservative and exceptionally thick.
  • Versatile Rig: The ketch configuration provides numerous sail-handling options for short-handed crews.

Cons:

  • Maintenance Intensity: Dual steering stations and two masts increase the complexity of ongoing maintenance.
  • Aesthetic Niche: The "high-low" profile of a motorsailer is polarizing to purists.
  • Windage: The pilothouse adds significant profile, which can complicate close-quarters maneuvering in high winds.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
7000 lbs
Displacement
18200 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
36.82 ft
Waterline Length (LWL)
27.25 ft
Beam
11.25 ft
Draft
5 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Ketch
P (Main Luff)
38.8 ft
E (Main Foot)
10.47 ft
I (Foretriangle Height)
44.95 ft
J (Foretriangle Base)
14.24 ft
Forestay Length (est)
47.15 ft
Sail Area
633 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
14.64
Ballast / Displacement Ratio
38.46
Displacement / Length Ratio (D/L) Ratio
401.54
Comfort Ratio
37.18
Capsize Screening Formula
1.71
Hull Speed
7 kn