IRWIN 37-3

Main

Appendages
Fin with rudder on skeg
Construction
FG
First built hull
1976
Hull type
Monohull
Model
4-108
Sailboat builder
Irwin Yachts
Sailboat designer
Ted Irwin

Dimensions

Ballast weight
3538.0
Beam
3.51
Displacement
9072.0
Draft
1.22
Mast height from DWL
14.02
Max Draft
1.22
Overall length
11.28
Waterline length
9.14

Sails

E
4.45
Est. Forestay Length
13.88
Fore area
34.34
I
12.8
J
5.36
Mainsail area
24.14
P
10.85
Total area
58.53

Engine

Fuel tank capacity
322.0
Fuel type
Diesel
Make
Perkins

Performance

Ballast ratio
39.0
Capsize Screening Formula
1.7
Comfort Ratio
37.23
Critical hull speed
7.34
Displacement-length ratio (DLR)
330.69
Upwind sail area to displacement
13.73

Accomodation

Freshwater tank capacity
681
The IRWIN 37-3 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 37-3:

1. Design: The IRWIN 37-3 was designed by Ted Irwin, a renowned naval architect. It features a classic, timeless design with a moderate displacement hull and a fin keel.

2. Dimensions: The boat has an overall length of 37 feet and a beam (width) of 11 feet, providing ample space for living and sailing comfortably. The draft (depth) of the keel is around 5.5 feet, allowing for good stability and performance.

3. Construction: The hull of the IRWIN 37-3 is typically made of solid fiberglass, which is known for its durability and resistance to osmosis. The deck is also made of fiberglass, providing a sturdy and low-maintenance structure.

4. Interior: The interior of the IRWIN 37-3 is designed to maximize comfort and livability. It usually features a spacious main salon with a dining area, a well-equipped galley (kitchen), a navigation station, and multiple berths (sleeping areas). The head (bathroom) is usually located towards the bow.

5. Sailing Performance: The IRWIN 37-3 is known for its good sailing performance, offering a balanced combination of speed and stability. It has a moderate sail area, allowing for easy handling and maneuverability. The boat is often praised for its ability to handle various weather conditions and provide a smooth and comfortable ride.

6. Accommodation: The IRWIN 37-3 can comfortably accommodate a small family or a group of friends for extended cruising. It typically has enough space to sleep around six people, with a combination of double and single berths.

7. Amenities: Depending on the specific model and configuration, the IRWIN 37-3 may come equipped with various amenities such as a stove, oven, refrigerator, freshwater system, and a marine toilet. Some models may also have additional features like air conditioning, heating, and a generator.

Overall, the IRWIN 37-3 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 versatile boat for coastal or offshore cruising.

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