F 12 (Gustavsson) Information, Review, Specs

Make
Gustavsson
Model
F 12
Number Built
200
Production Year(s)
1964 - ??

The Gustavsson F 12, originally known as the 12 FAJAK, is a distinctive small sailboat designed by the Swedish naval architect Torsten Gustavsson. Launched in 1964, this compact monohull was built by IW-Varvet, a Swedish shipyard celebrated for its robust fiberglass construction and well-mannered cruiser-racers. The F 12's essence lies in its innovative design, which prioritizes ease of transport and shallow-water accessibility, making it an ideal choice for day-sailing enthusiasts and those seeking a highly trailerable craft.

InfoView listings

The F 12's story began in 1964, a period when Swedish boat builder IW-Varvet was establishing its reputation for quality fiberglass construction on Orust Island. While IW-Varvet was well-known for collaborations with Sparkman & Stephens on larger cruiser-racers, the F 12 represents a design from Torsten Gustavsson. Gustavsson's philosophy for the F 12 focused heavily on practicality and portability. A defining feature of the F 12's design is its unique lifting keel and ballast system. Both the 242-pound ballast and the keel can be individually lifted out of the boat from the cockpit, facilitating remarkably easy launching and retrieval from a trailer. This innovative approach allowed owners to explore a wider range of sailing grounds, unconstrained by fixed moorings or deep water.

Sailing Performance and Handling

At just 16.73 feet in length overall with a waterline length of 14.63 feet, the Gustavsson F 12 is a nimble and sprightly performer for its size. Its hull speed is calculated at 5.13 knots, suggesting a lively experience in suitable conditions. The lifting keel design, while enhancing trailerability and shallow-water access, also influences its sailing characteristics, providing versatility for various sailing environments. Owners can expect a boat that is relatively easy to handle, responsive, and well-suited for coastal waters, lakes, or protected bays where its shallow draft capability truly shines. The fractional sloop rig, coupled with a reported sail area of 129 square feet, indicates a balanced sail plan designed for efficient performance without being overly complex for single-handed or novice sailors.

Accommodations and Layout

Given its compact dimensions, the Gustavsson F 12 offers very limited interior accommodations, aligning more with the functionality of a large day-sailer or pocket cruiser rather than an extensive overnight vessel. The design priority was clearly on sailing performance and portability, evidenced by the innovative lifting keel and ballast system. As such, the F 12 would typically feature a basic cuddy cabin providing minimal shelter, perhaps enough for gear storage or a brief respite from the elements. It would not offer standing headroom or extensive amenities like a galley or enclosed head, which are commonly found on larger cruising sailboats. The interior finish would likely be functional and durable, consistent with its design as a practical and easily maintained craft.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Lifting
Rudder
1x —
Ballast
242 lbs
Displacement
639 lbs
Water Capacity
-
Fuel Capacity
-

Engine

Engine Make
Engine Model
Engine Type
Engine HP
Engine Count
1
Drive Type
Fuel Type
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)
-
Main Sail Area
-
Foretriangle Sail Area
-
Total Sail Area (Reported)
129 sqft
Total Sail Area (Calc)
-

Dimensions

LOA
16.73 ft
LWL
14.63 ft
Beam
6.25 ft
Draft
2.95 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
5.13 kn
Pounds per Inch Immersion
326.72