The Finngulf 31, also known by its performance-oriented moniker, the Inferno 31, stands as a testament to Finnish yacht building prowess, blending robust construction with spirited sailing characteristics. Launched in 1982, this monohull sailboat was conceived by the celebrated Swedish naval architect Håkan Södergren, establishing itself as a versatile vessel appealing to both cruising enthusiasts and those with a competitive edge. With a design emphasis on quality and performance, the Finngulf 31 quickly gained recognition in the sailing community for its solid build and engaging on-water behavior.
Finngulf 31 Information, Review, Specs
- Make
- Finngulf
- Model
- 31
- Number Built
- Production Year(s)
- 1982 - ??
History and Design
The creation of the Finngulf 31 in 1982 marked an important chapter for Finngulf Yachts, a company founded by Stig Nordblad in 1981 with an ambition to construct high-performance sailing yachts. The design of the Finngulf 31 was entrusted to Håkan Södergren, a prolific Swedish naval architect known for his innovative approach to yacht design. Södergren's philosophy often involved crafting unique racing boats utilizing advanced fiberglass and foam core techniques, a commitment to durable yet lightweight construction that Finngulf embraced from its inception.
Finngulf Yachts quickly established a reputation for "hand-crafted, classic sailing yachts for owners who demand quality," focusing on robust GRP (Glass Reinforced Plastic) construction with foam core for enhanced strength and insulation. This ethos ensured that the Finngulf 31, like its larger siblings, was built to withstand challenging conditions while offering excellent sailing characteristics. While some sources indicate Södergren may have drafted the design earlier, production officially commenced in 1982, aligning the Finngulf 31 with the company's early period of growth and dedication to performance cruising. There is no widespread information suggesting significant MkI/MkII variations or notable rig differences beyond standard configurations for the Finngulf 31.
Sailing Performance and Handling
The Finngulf 31 is renowned for its lively sailing performance, a hallmark of Håkan Södergren's design and Finngulf's "FG Performance" philosophy. With a sail area to displacement ratio (SA/Disp) of approximately 19.54, the Finngulf 31 suggests a strong capability for light-air performance, allowing it to move efficiently in lighter breezes. This ratio indicates a relatively powerful sail plan for its displacement, contributing to its reputation as a good performer.
Its ballast to displacement ratio (Bal/Disp) of around 0.47 indicates a highly stable and stiff boat. This substantial ballast ratio means the Finngulf 31 is capable of standing up well to a strong breeze, resisting heeling and providing a more comfortable and secure motion in a seaway. This contributes to its seaworthiness and overall stability, making it a confident vessel in various conditions.
Furthermore, with a displacement to length ratio (Disp/LWL) of approximately 231.7, the Finngulf 31 falls into the category of a moderate displacement cruiser. This ratio suggests a balance between light performance-oriented designs and heavier, more traditional cruisers, allowing for a comfortable ride without sacrificing speed. Anecdotal evidence suggests the Finngulf 31 handles well, offering a balanced helm and predictable behavior, further solidifying its reputation as a capable and enjoyable sailboat. It is noted to be faster than 86% of similar sailboat designs, underscoring its performance credentials.
Accommodations and Layout
While specific interior headroom is not detailed in the core specifications, the Finngulf 31's interior typically reflects the quality and classic finish characteristic of Finngulf yachts of its era. Like many Finngulf models, the interior of the 31 is predominantly finished in teak, providing a warm and traditional nautical ambiance.
Common interior layouts for sailboats of this size often feature a V-berth forward, a compact head (marine toilet) compartment, a salon area with settees that may convert to berths, and a small galley for cooking and food preparation. Given Finngulf's reputation for practical cruising, it is expected that the layout would prioritize functional living spaces and adequate storage for extended trips. Ventilation would likely be managed through deck hatches and portlights, contributing to comfort below deck. Owners of Finngulf yachts often praise the hand-built quality and the enduring appeal of the satin-varnished mahogany interiors found in many of their models, suggesting a similar level of craftsmanship in the Finngulf 31.
Owner's Perspectives
While extensive aggregated owner reviews specifically for the Finngulf 31 are not widely publicized, the general consensus among Finngulf owners points to a high degree of satisfaction with the brand's commitment to quality and sailing performance. Owners consistently praise Finngulf yachts for their solid construction and robust build, often highlighting their excellent sea-keeping abilities and comfortable motion in a seaway. The enduring quality of Finngulf vessels means many from the primary production period (1981-2011) are still actively sailed and remain highly sought after in the pre-owned market.
Common strengths often attributed to Finngulf designs include reliable performance, a balanced helm, and a high level of finish that stands the test of time. While specific common problems for the Finngulf 31 are not frequently cited in public forums, the general maintenance for a hand-laid fiberglass hull and deck is typically minimal, as noted in reviews of similar constructions. Any issues would likely be age-related, such as routine re-bedding of deck fittings or engine maintenance, rather than systemic design flaws. The Finngulf owner community often values the thoughtful design and excellent sailing characteristics that define the Finngulf experience.
Measurements
Construction & Hull
- Construction Material
- Fiberglass (Solid)
- Hull Type
- Monohull Sailboat
- Keel Type
- Fin
- Rudder
- 1x Spade
- Ballast
- 3968 lbs
- Displacement
- 8378 lbs
- Water Capacity
- -
- Fuel Capacity
- -
Engine
- Engine Make
- Volvo Penta
- Engine Model
- —
- Engine Type
- —
- Engine HP
- —
- Engine Count
- 1
- Drive Type
- —
- Fuel Type
- —
Rig & Sails
- Rig Type
- Fractional Sloop
- P (Main Luff)
- 41.01 ft
- E (Main Foot)
- 13.94 ft
- I (Foretriangle Height)
- 38.71 ft
- J (Foretriangle Base)
- 11.65 ft
- Forestay Length (est)
- 40.43 ft
- Main Sail Area
- 285.84 sqft
- Foretriangle Sail Area
- 225.49 sqft
- Total Sail Area (Reported)
- 511 sqft
- Total Sail Area (Calc)
- 511.33 sqft
Dimensions
- LOA
- 31 ft
- LWL
- 25.26 ft
- Beam
- 9.81 ft
- Draft
- 5.41 ft
- Max Headroom
- -
- Air Draft
- -
Calculations
- Hull Speed
- 6.73 kn
- Pounds per Inch Immersion
- 885.42