The Pyramid 660 is a 21.8ft fractional sloop designed by Carl Schumacher and built in fiberglass by Pyramid Boat Works since 1982.
5 units have been built.
The Pyramid 660 is an ultralight sailboat which is a very high performer. It is very stable / stiff and has a low righting capability if capsized. It is best suited as a racing boat.
Main features
| Model | Pyramid 660 | ||
| Length | 21.80 ft | ||
| Beam | 6.20 ft | ||
| Draft | 3.90 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
Ratios
| Sail area / displ. | 35.72 | ||
| Ballast / displ. | 47.06 % | ||
| Displ. / length | 64.21 | ||
| Comfort ratio | 6.02 | ||
| Capsize | 2.62 |
Hull
| Hull type | Monohull fin keel with spade rudder | ||
| Construction | Fiberglass | ||
| Waterline length | 18.08 ft | ||
| Maximum draft | 3.90 ft | ||
| Displacement | 850 lbs | ||
| Ballast | 400 lbs | ||
| Hull speed | 5.70 knots |
Rigging
| Rigging | Fractional Sloop | ||
| Sail area (100%) | 200 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 70.04 sq.ft | ||
| Sail area main | 130.25 sq.ft | ||
| I | 21 ft | ||
| J | 6.67 ft | ||
| P | 25 ft | ||
| E | 10.42 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 | Pyramid Boat Works | ||
| Designer | Carl Schumacher | ||
| First built | 1982 | ||
| Last built | 0 | ?? | |
| Number built | 5 |