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MAMBA 31
Built by BK Marin (SWE)
• Designed by Harry Becker/Rolf Magnusson/Bengt Karlsson
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General Information
Hull Type:
Fin with rudder on skeg
Rigging Type:
Masthead Sloop
First Built:
1978
Number Built:
250
Dimensions
Length Overall (LOA):
9.35 m
Length Waterline (LWL):
8.00 m
Beam:
3.07 m
Draft (Max):
1.65 m
Weight & Ballast
Displacement:
3,500 kg
Ballast:
1,590 kg
Ballast Type:
Lead
Sail Plan
Foresail Area:
19.60 m²
Mainsail Area:
15.45 m²
Sail Area:
35.04 m²
Sail Area (reported):
35.02 m²
I (Fore Triangle Height):
11.70 m
J (Fore Triangle Base):
3.35 m
P (Mainsail Hoist):
10.30 m
E (Boom Length):
3.00 m
Est. Forestay Length:
12.17 m
Engine & Systems
Engine Make:
Yanmar
Engine Type:
Diesel
Engine Power:
12 HP
Performance Ratios
Hull Speed:
6.87 knots
SA/Displacement (Calc):
15.51
SA/Displacement (Reported):
15.50
Ballast/Disp Ratio:
45.43%
Displacement/Length:
190.44
Comfort Ratio:
19.95
Capsize Screening:
2.04
S-Number:
2.63
Immersion:
169 kg/cm
Notes
Designed as IOR 1/2 ton.
Market Value
No pricing data available yet.
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