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Sailboat

Bristol 40

1965 — 1982
Designer
Ted Hood
Builder
Bristol Yachts
Hull Type
Long Keel
Construction
FG

Dimensions

Length Overall
40.20 ft / 12.25 m
Waterline Length
27.54 ft / 8.39 m
Beam
10.80 ft / 3.29 m
Draft
5.40 ft / 1.65 m
Displacement
17,580 lb / 7,974 kg
Ballast
6,500 lb / 2,948 kg
Ballast Type
Lead
drawing

Rig and Sails

Type
Masthead Sloop
Reported Sail Area
648.00 ft2 / 60.20 m2
Total Sail Area
648.15 ft2 / 60.22 m2
Mainsail
Sail Area
316.00 ft2 / 29.36 m2
P
39.50 ft / 12.04 m
E
16.00 ft / 4.88 m
Mast Height
Foresail
Sail Area
332.15 ft2 / 30.86 m2
I
45.50 ft / 13.87 m
J
14.60 ft / 4.45 m
Est. Forestay Len.
47.79 ft / 14.56 m
Mizzen
PY
EY

Auxilary Power

Make
Universal
Model
Atomic 4
HP
30
Type
Gas
Fuel Capacity
31 gals / 117 L

Accomodations

Water Capacity
130 gals / 492 L

Calculations

Hull Speed
7.03 knots
Sail Area/Displacement
15.33
under powered
Ballast/Displacement
36.97
less stiff, less powerful
Displacement/Length
375.73
ultraheavy
Comfort Ratio
36.18
moderate bluewater cruising boat
Capsize Screening
1.66
better suited for ocean passages

Notes

Westerbeke Diesel was an option.
Available as cutter or yawl.
BRISTOL 39 and 40 are nearly identical though dimensions differed slightly for all models.
Production (39) 1966-1971
Number built - 58
Production (40) 1970-1997
Number built - 149
KEEL/CB VERSION - Draft: BD: 7.8’/2.38m; BU: 4.0’/1.22m
YAWL RIG:
I: 45.5’
J: 14.6’
P: 39.5’
E: 16.0’
PY: 18.16’
EY: 6.75’
Total SA: 709 sq.ft.

CUTTER RIG:
I: 45.5’
J: 17.5’
P: 39.5’
E: 15.8’
Total SA: 710 sq.ft.


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