J/27

The Rod Johnstone designed J27, is an active sailboat racing class with strict class rules. Between 1983 and 1992 211 boats were built.^[1][2]

Specifications

Principal Dimensions

• Length Overall (LOA): 27.5 feet (8.4 m), 8.38 metres.
• Length at the waterline (LWL): 23.0 feet (7.0 m), 7.01 metres.
• Beam: 8.5 feet (2.6 m), 2.59 metres.
• Draft: 4.9 feet (1.5 m), 1.49 metres.
• Displacement: 3,800 lb (1,700 kg); 1723.7.

Other dimensions

Standard Water capacity is 5 gallons. Below decks headroom is 4.5 feet (1.4 m), 1.37 metres. The J27 has a lead keel weighing 1,530lbs or 694kg. Height with the keel is 8.5 feet (2.6 m), 2.59 metres. The boat has an outboard engine placed on the transom (port side).

Sail Dimensions

The J27 is a fractional rigged, sloop with a 100% sail area of 364 square feet (33.8 m²), 34 square metres. I: 30.00 feet (9.14 m), 9.14 metres. ISP: 30.00 feet (9.14 m), 9.14 metres. J: 10.50 feet (3.20 m), 3.20 metres. P: 33.00 feet (10.06 m), 10.06 metres. E: 12.50 feet (3.81 m), 3.81 metres. SPL: 10.50 feet (3.20 m), 3.20 metres. Displacement to length ratio (Disp/L)= 139. Sail Area to displacement ratio (SA/Dspl)= 24. ^[3]

PHRF

123-126

See also

• Sailing
• J/22
• J/24
• sloop

Notes

External links

• J-Boat Website
• J/27 Class Association
• J/27 Tuning & Sailing Wiki