Arcoa 520

1958
Designers
?
Builder
Arcoa (FRA)
Associations
?
# Built
?
Hull Type
Fin w/transom hung rudder
Construction
Wood/FG/multi chine

Dimensions

Length Overall
17 0 / 5.2 m
Waterline Length
15 1 / 4.6 m
Beam
7 3 / 2.2 m
Draft
1 5 / 0.5 m
Displacement
1,100 lbs / 500 kg
Ballast
200 lbs / 91 kg

Rig and Sails

Type
Fractional Sloop
Reported Sail Area
150 ft2 / 13.9 m2
Total Sail Area
?
Mainsail
Sail Area
?
P
?
E
?
Mast Height
?
Foresail
Sail Area
?
I
?
J
?
Forestay Length
?

Auxilary Power

Make
Couach
Model
?
HP
5
Fuel Type
Gas Inboard
Fuel Capacity
?

Accomodations

Water Capacity
?
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
5.21 knots
Sail Area/Displacement
22.5
high performance
Ballast/Displacement
18.15
less stiff, less powerful
Displacement/Length
143.17
light
Comfort Ratio
7.67
lightweight racing boat
Capsize Screening
2.82
better suited for coastal cruising

Notes

First sold with power only with the mast and sails as an option.
A fiberglass version was offered in the early 1970’s.
A similar boat in fiberglass, was later offered as the ARC EYRE 520.


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