IRWIN 37-1

Main

Appendages
Fin with rudder on skeg
Construction
FG
First built hull
1971
Hull type
Monohull
Last built hull
1975
Model
4-107
Sailboat builder
Irwin Yachts
Sailboat designer
Ted Irwin

Dimensions

Ballast weight
3039.0
Beam
3.51
Displacement
8165.0
Draft
1.68
Max Draft
1.68
Overall length
11.28
Waterline length
9.14

Sails

E
4.42
Est. Forestay Length
13.53
Fore area
27.96
I
12.8
J
4.37
Mainsail area
23.91
P
10.82
Total area
51.84

Engine

Engine(s) power
40.0
Engines amount
1
Fuel tank capacity
303.0
Fuel type
Diesel
Make
Perkins

Performance

Ballast ratio
37.22
Capsize Screening Formula
1.76
Comfort Ratio
33.51
Critical hull speed
7.34
Displacement-length ratio (DLR)
297.62
Upwind sail area to displacement
13.05

Accomodation

Freshwater tank capacity
189
The IRWIN 37-1 is a popular sailing boat that was manufactured by the American company, Irwin Yachts, in the 1970s. It is a cruising sailboat known for its spaciousness, comfort, and solid construction.

Here are some key features and specifications of the IRWIN 37-1:

1. Design: The IRWIN 37-1 was designed by Ted Irwin, who aimed to create a boat that offered both performance and comfort for long-distance cruising.

2. Dimensions: The boat has an overall length of 37 feet, a beam (width) of 11 feet, and a draft (depth) of 4.5 feet. It has a displacement of around 18,000 pounds.

3. Construction: The hull of the IRWIN 37-1 is typically made of fiberglass, which provides durability and strength. The deck is also fiberglass, and the boat features a fin keel and a spade rudder.

4. Interior: The interior of the IRWIN 37-1 is known for its spaciousness and comfortable layout. It typically features a large saloon with a dining area, a well-equipped galley, a navigation station, and multiple berths for sleeping. The boat can accommodate around 6-8 people comfortably.

5. Sailing Performance: The IRWIN 37-1 is designed to offer a good balance between performance and comfort. It has a moderate displacement hull, which allows for decent speed and stability. The boat is often praised for its ease of handling and ability to handle various weather conditions.

6. Rigging: The boat usually features a sloop rig, with a single mast and a mainsail. It also has a roller furling headsail, which makes it easier to handle and adjust the sails.

7. Engine: The IRWIN 37-1 is typically equipped with an inboard diesel engine, which provides reliable power for both sailing and maneuvering in and out of marinas.

Overall, the IRWIN 37-1 is a well-regarded cruising sailboat that offers a comfortable and spacious interior, good sailing performance, and solid construction. It is often sought after by sailors looking for a reliable and comfortable vessel for long-distance cruising or liveaboard purposes.

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