If you are a boat enthusiast looking to get more information on specs, built, make, etc. of different boats,
then here is a complete review of CAL 31. Built by Jensen Marine/Cal Boats and designed by C. William Lapworth, the boat
was first built in 1979. It has a hull type of Fin w/spade rudder and LOA is 9.6. Its sail area/displacement
ratio 17.95. Its auxiliary power tank, manufactured by Universal, runs on Diesel.
CAL 31 has retained its value as a result of superior building, a solid reputation, and a devoted owner base.
Read on to find out more about CAL 31 and decide if it is a fit for your boating needs.
LOA:9.6 m / 31.50 ft
Rigging Type:Masthead Sloop
Hull Type:Fin w/spade rudder
S.A. (reported):45.52 m2 / 489.97 ft2
Draft (max):1.52 m / 4.99 ft
Displacement:4159 kg / 9169.01 lbs
Ballast:1633 kg / 3600.14 lbs
Designers:C. William Lapworth
LWL:7.82 m / 25.66 ft
Sail Boat Calculation
Capsize Screening Formula:1.91
Rig And Sail Specs
I:12.65 m / 41.50 ft
S.A. Fore:10.67 m / 35.01 ft
E:3.66 m / 12.01 ft
S.A. Fore:26.02 m2 / 280.08 ft2
S.A. Main:19.51 m2 / 210.00 ft2
S.A. Total (100% Fore + Main Triangles)45.53 m2 / 490.08 ft2