Masthead Sloop
• Fin with rudder on skeg
• Built 1965
Dimensions
LOA
40.75 ft
LWL
28.58 ft
Beam
11 ft
Max Draft
6.08 ft
Displacement
20,000 lbs
Ballast
8,500 lbs
Performance Ratios
Capsize Ratio ⓘ
1.62
(offshore safe)
SA/D Ratio ⓘ
16.0
D/L Ratio ⓘ
382
Ballast Ratio ⓘ
42.5%
Sail Plan
Sail Area
738 sq ft
I
49 ft
J
15.9 ft
P
42.5 ft
E
16.4 ft
Construction
Hull Type
Fin with rudder on skeg
Rig Type
Masthead Sloop
Hull Material
Wood/Steel/FG
Ballast Type
—
Production
First Built
1965
Last Built
—
Number Built
3
Engine & Accommodations
Engine Make
Westerbeke
Engine Model
4-107
Engine Type
Diesel
Water
100 gal
Fuel
40 gal
Notes: The original plans for the OHLSON 41 showed a standard keel with attached rudder. Shown here is a somewhat later rendering.\nThanks to Dr. Lutz v. Meyerinck for providing valuable information on a number of the Ohlson designs.