The Irwin 43 1971 is a 43.5ft masthead sloop designed by Ted Irwin and built in fiberglass by Irwin Yachts since 1971.
The Irwin 43 1971 is a heavy sailboat which is a reasonably good performer. It is very stable / stiff and has an excellent righting capability if capsized. It is best suited as a bluewater cruising boat.
Main features
| Model | Irwin 43 1971 | ||
| Length | 43.50 ft | ||
| Beam | 11.50 ft | ||
| Draft | 4.25 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 17.32 | ||
| Ballast / displ. | 45.65 % | ||
| Displ. / length | 313.35 | ||
| Comfort ratio | 38.77 | ||
| Capsize | 1.62 |
Hull
| Hull type | Monohull keel with centerboard | ||
| Construction | Fiberglass | ||
| Waterline length | 32 ft | ||
| Maximum draft | 8 ft | ||
| Displacement | 23000 lbs | ||
| Ballast | 10500 lbs | ||
| Hull speed | 7.58 knots |
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Rigging
| Rigging | Masthead Sloop | ||
| Sail area (100%) | 872 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 446.25 sq.ft | ||
| Sail area main | 425.60 sq.ft | ||
| I | 51 ft | ||
| J | 17.50 ft | ||
| P | 44.80 ft | ||
| E | 19 ft |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Irwin Yachts | ||
| Designer | Ted Irwin | ||
| First built | 1971 | ||
| Last built | 0 | ?? | |
| Number built | 0 | ?? |
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