Cal 28

Cal 28

Development
Designer	C. William Lapworth
Location	United States
Year	1963
No. built	347
Builder(s)	Cal Yachts Calgan Marine
Name	Cal 28
Boat
Boat weight	6,000 lb (2,722 kg)
Draft	4.50 ft (1.37 m)
Hull
Type	Monohull
Construction	Fiberglass
LOA	28.00 ft (8.53 m)
LWL	22.50 ft (6.86 m)
Beam	9.00 ft (2.74 m)
Engine type	Universal Atomic 4 gasoline engine
Hull appendages
Keel/board type	fin keel
Ballast	2,200 lb (998 kg)
Rudder(s)	internally-mounted spade-type rudder
Rig
General	Masthead sloop
I foretriangle height	33.00 ft (10.06 m)
J foretriangle base	11.40 ft (3.47 m)
P mainsail luff	28.00 ft (8.53 m)
E mainsail foot	11.70 ft (3.57 m)
Sails
Mainsail area	163.80 sq ft (15.218 m2)
Jib/genoa area	188.10 sq ft (17.475 m2)
Total sail area	351.90 sq ft (32.693 m2)
Racing
PHRF	183 (average)

The Cal 28 is an American sailboat, that was designed by C. William Lapworth and first built in 1963. It was originally marketed as the California 28. ^{[1] [2] [3]}

Production

The boat was built by Cal Yachts in the United States between 1963 and 1969, but it is now out of production. ^{[1] [4]}

The design was also built under licence by Calgan Marine in North Vancouver, Canada. ^{[1] [3] [5]}

A total of 347 examples of the type were completed. ^{[1] [3]}

Design

The Cal 28 is a small recreational keelboat, built predominantly of fiberglass. It has a masthead sloop rig, an internally-mounted spade-type rudder and a fixed fin keel. It displaces 6,000 lb (2,722 kg) and carries 2,200 lb (998 kg) of lead ballast. ^{[1] [3]}

The boat has a draft of 4.50 ft (1.37 m) with the standard keel fitted. ^{[1] [3]}

A Universal Atomic 4 gasoline engine with a "V" drive was a factory option. The fuel tank holds 18 U.S. gallons (68 L; 15 imp gal) and the fresh water tank has a capacity of 28 U.S. gallons (110 L; 23 imp gal). ^{[1] [3]}

The boat has a PHRF racing average handicap of 183 with a high of 186 and low of 180. It has a hull speed of 6.36 kn (11.78 km/h). ^{[3] [6]}

See also

• List of sailing boat types

Similar sailboats

• Alerion Express 28
• Aloha 28
• Beneteau First 285
• Beneteau Oceanis 281
• Bristol Channel Cutter
• Catalina 28
• Cumulus 28
• Grampian 28
• Hunter 28
• Hunter 28.5
• Hunter 280
• J/28
• Laser 28
• O'Day 28
• Pearson 28
• Sabre 28
• Sea Sprite 27
• Sirius 28
• Tanzer 8.5
• Tanzer 28
• TES 28 Magnam
• Viking 28

References

1. Browning, Randy (2018). "Cal 28 sailboat specifications and details". sailboatdata.com. Archived from the original on 23 January 2021. Retrieved 11 February 2018.
2. Browning, Randy (2018). "C. William Lapworth". sailboatdata.com. Archived from the original on 23 January 2021. Retrieved 7 February 2018.
3. Sea Time Tech, LLC (2022). "Cal 28". sailboat.guide. Archived from the original on 24 March 2022. Retrieved 24 March 2022.
4. Browning, Randy (2018). "Jensen Marine/Cal Boats 1956-1989". sailboatdata.com. Archived from the original on 23 January 2021. Retrieved 7 February 2018.
5. Browning, Randy (2018). "Calgan Marine Ltd. (CAN) 1962-1979". sailboatdata.com. Archived from the original on 24 March 2022. Retrieved 7 February 2018.
6. InterVisionSoft LLC (2018). "Sailboat Specifications for Cal 28". Sailing Joy. Archived from the original on 12 February 2018. Retrieved 11 February 2018.