SEAFARER 31 MKI

Main

Appendages
Fin with rudder on skeg
Construction
FG (solid hull/balsa cored deck)
First built hull
1968
Hull type
Monohull
Last built hull
1974
Model
Atomic 4
Sailboat builder
Seafarer Fiberglass Yachts Inc.
Sailboat designer
William Tripp Jr.

Dimensions

Ballast Type
Lead
Ballast weight
1542.0
Beam
2.69
Displacement
3969.0
Draft
1.37
Mast height from DWL
12.24
Max Draft
1.37
Overall length
9.5
Waterline length
6.81

Sails

E
3.96
Est. Forestay Length
11.68
Fore area
19.84
I
11.13
J
3.57
Mainsail area
18.84
P
9.51
Total area
38.74

Engine

Engine(s) power
30.0
Engines amount
1
Fuel type
Gas
Make
Universal

Performance

Ballast ratio
38.86
Capsize Screening Formula
1.72
Comfort Ratio
29.74
Critical hull speed
6.33
Displacement-length ratio (DLR)
350.83
Upwind sail area to displacement
15.76

Accomodation

The SEAFARER 31 MKI is a popular sailing boat that was manufactured by Seafarer Yachts in the 1970s. It is a classic cruising sailboat known for its sturdy construction and comfortable accommodations.

Here are some key features and specifications of the SEAFARER 31 MKI:

1. Design: The SEAFARER 31 MKI was designed by renowned naval architect Philip Rhodes. It features a traditional masthead sloop rig with a moderate displacement hull.

2. Construction: The boat is built with a solid fiberglass hull, which provides strength and durability. The deck is also made of fiberglass, ensuring a low-maintenance exterior.

3. Dimensions: The SEAFARER 31 MKI has an overall length of 31 feet, a beam (width) of 10 feet, and a draft (depth) of 4.5 feet. It has a displacement of around 10,000 pounds.

4. Interior: The boat offers a spacious and comfortable interior layout. It typically has a V-berth in the forward cabin, a head (bathroom) with a shower, a main salon with a dinette that converts into a double berth, and a galley (kitchen) equipped with a stove, sink, and storage.

5. Sailing Performance: The SEAFARER 31 MKI is known for its good sailing performance. It has a moderate sail area, which allows for easy handling and maneuverability. The boat is often praised for its stability and ability to handle various weather conditions.

6. Cockpit: The cockpit of the SEAFARER 31 MKI is spacious and well-designed, providing ample seating for the crew. It offers good visibility and is equipped with necessary sailing instruments and controls.

7. Keel Options: The boat is available with different keel options, including a fin keel and a shoal draft keel. The fin keel provides better upwind performance, while the shoal draft keel allows for sailing in shallower waters.

8. Production: The SEAFARER 31 MKI was produced by Seafarer Yachts from the late 1960s to the early 1970s. It gained popularity among sailors looking for a reliable and comfortable cruising sailboat.

Overall, the SEAFARER 31 MKI is a well-regarded sailing boat known for its solid construction, comfortable interior, and good sailing performance. It is often sought after by sailors looking for a classic and reliable cruising vessel.

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