Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin w/spade rudder
Rigging Type: Masthead Sloop
LOA: 27.08 ft
LWL: 22.14 ft
S.A. (reported): 325.00 ft²
Beam: 9.61 ft
Displacement: 6,064.00 lb
Ballast: 1,984.00 lb
Max Draft: 4.80 ft
Construction: FG
Ballast Type: Iron
First Built: 1977
Last Built: 1984
# Built: 1300
Builder: Dufour
Designer: Michel Dufour

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Model: MD5
Type: Diesel
HP: 7.5
Fuel: 11 gals


Water: 36 gals

Sailboat Calculations

S.A. / Displ.: 15.68
Bal. / Displ.: 32.72
Disp: / Len: 249.45
Comfort Ratio: 19.48
Capsize Screening Formula: 2.11
S#: 2.05
Hull Speed: 6.31 kn
Pounds/Inch Immersion: 760.23 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

I: 33.92 ft
J: 10.89 ft
P: 28.54 ft
E: 9.84 ft
S.A. Fore: 184.69 ft²
S.A. Main: 140.42 ft²
S.A. Total (100% Fore + Main Triangles): 325.11 ft²
S.A./Displ. (calc.): 15.69
Est. Forestay Length: 35.63 ft

Sailboat Links

Designers: Michel Dufour
Builders: Dufour Yachts (FRA)
Download Boat Record:


Successor to the DUFOUR 27 in 1978. This was the second most popular Dufour of all time, with 1,300 being built over a 6 year period. A sportier version, the CS Club Special had a deeper keel. A lifting keel model was also available.
(2800 refers to the displacement of 2800 kg.)