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CAL 34
Built by Jensen Marine (USA)
• Designed by C. William Lapworth
General Information
Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
Construction:
FG
First Built:
1968
Last Built:
1975
Number Built:
347
Dimensions
Length Overall (LOA):
10.13 m
Length Waterline (LWL):
7.92 m
Beam:
3.05 m
Draft (Max):
1.52 m
Weight & Ballast
Displacement:
4,309 kg
Ballast:
1,701 kg
Ballast Type:
Lead
Sail Plan
Foresail Area:
24.91 m²
Mainsail Area:
21.79 m²
Total Sail Area (calculated):
46.70 m²
Sail Area (reported):
46.73 m²
I (Fore Triangle Height):
11.89 m
J (Fore Triangle Base):
4.19 m
P (Mainsail Hoist):
10.21 m
E (Boom Length):
4.27 m
Engine & Systems
Engine Make:
Universal
Engine Type:
Gas
Engine Model:
Atomic 4
Engine Power:
30 HP
Fuel Capacity:
95 L
Water Capacity:
87 L
Performance Ratios
Hull Speed:
6.83 knots
SA/Displacement (Calculated):
17.64
SA/Displacement (Reported):
18.00
Ballast/Disp Ratio:
39.47%
Displacement/Length:
241.30
Comfort Ratio:
24.27
Capsize Screening:
1.89
S-Number:
2.35
Notes
Jack Jensen, founder of Jensen Marine owned and regularly sailed a CAL 34. Later versions (2-34, 34-III) share the same hull but with different rigs and other details. Production of the final version continued until 1979.