Engineering:Schock 41

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Short description: Sailboat class
Schock 41
Development
DesignerWilliam E. Cook
LocationUnited States
Year1983
No. built5
Builder(s)W. D. Schock Corp
RoleRacer
Boat
Boat weight15,800 lb (7,167 kg)
Draft7.50 ft (2.29 m)
Hull
Typemonohull
Constructionfiberglass
LOA40.75 ft (12.42 m)
LWL32.17 ft (9.81 m)
Beam12.92 ft (3.94 m)
Engine typePathfinder 50 hp (37 kW) diesel engine
Hull appendages
Keel/board typefin keel
Ballast7,500 lb (3,402 kg)
Rudder(s)internally-mounted spade-type rudder
Rig
Rig typeBermuda rig
I (foretriangle height)54.60 ft (16.64 m)
J (foretriangle base)16.20 ft (4.94 m)
P (mainsail luff)48.00 ft (14.63 m)
E (mainsail foot)15.00 ft (4.57 m)
Sails
Sailplanmasthead sloop
Mainsail area360.00 sq ft (33.445 m2)
Jib/genoa area442.26 sq ft (41.087 m2)
Spinnaker area789 sq ft (73.3 m2)
Total sail area802.26 sq ft (74.532 m2)
Racing
Class associationIOR

The Schock 41 Grand Prix is an American sailboat that was designed by William E. Cook as an International Offshore Rule (IOR) racer and first built in 1983.[1][2][3][4]

Production

The design was built by W. D. Schock Corp in the United States, from 1983 until 1985, with five boats completed, but it is now out of production.[1][2][5][6][7][8]

Design

The prototype was raced in the 1984 Southern Ocean Racing Conference (SORC) with a crew that included builder Tom Schock and the designer, William E. Cook. Experience from those races was used to refine the design for production. The intention was to create a less-expensive, production, high performance IOR racing boat in a field that was at that time dominated by custom-built boats.[9]

The Schock 41 is a racing keelboat, built predominantly of fiberglass, with a Baltek CK-57 balsa core in the hull and deck for lightness, and with wood trim. It has a masthead sloop rig, a raked stem, a reverse transom, an internally mounted spade-type rudder controlled by a tiller and a fixed fin keel. It displaces 15,800 lb (7,167 kg) and carries 7,500 lb (3,402 kg) of lead ballast.[1][2][10]

The boat has a draft of 7.50 ft (2.29 m) with the standard keel.[1][2]

The boat is fitted with a Pathfinder diesel engine of 50 hp (37 kW) for docking and maneuvering. The fuel tank holds 20 U.S. gallons (76 L; 17 imp gal) and the fresh water tank also has a capacity of 20 U.S. gallons (76 L; 17 imp gal).[1][2]

The design has sleeping accommodation for six people, with two straight settee berths in the main cabin, two pilot berths above and two pipe berths under the cockpit. The galley is located on the port side just forward of the companionway ladder. The galley is L-shaped and is equipped with a stove, ice box and a sink. A navigation station is opposite the galley, on the starboard side. The engine cover box provides a mount for the drop-leaf table, with space for eight people. The cabin sole is teak and holly. The head is located in the bow on the port side.[1][2][9]

For sailing downwind the design may be equipped with a symmetrical spinnaker of 789 sq ft (73.3 m2).[11]

The design has a hull speed of 7.6 kn (14.1 km/h).[2]

Operational history

In a 1984 review for Yachting, Chris Caswell noted, "the Schock 41 Grand Prix is delivered with an extensive inventory of equipment, including 14 Barient winches, spinnaker pole and reaching strut, Navtec hydraulics, Martec folding prop, and Kevlar sheets. Post-SORC changes have dropped the IOR rating to 31.5, making the boat highly competitive."[9]

See also

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 McArthur, Bruce (2022). "Schock 41 sailboat". sailboatdata.com. https://sailboatdata.com/sailboat/schock-41. 
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 Sea Time Tech, LLC (2022). "Schock 41". sailboat.guide. https://sailboat.guide/schock/41. 
  3. McArthur, Bruce (2022). "William Cook". sailboatdata.com. https://sailboatdata.com/designer/cook-william. 
  4. Sea Time Tech, LLC (2022). "William Cook". sailboat.guide. https://sailboat.guide/william-cook. 
  5. McArthur, Bruce (2022). "Schock W.D.". sailboatdata.com. https://sailboatdata.com/builder/schock-wd. 
  6. Sea Time Tech, LLC (2022). "Schock W.D.". sailboat.guide. https://sailboat.guide/schock. 
  7. W. D. Schock Corp (2022). "About Us". wdschockcorp.com. https://wdschockcorp.com/about-us. 
  8. W. D. Schock Corp. "Boats built by W.D. Schock". wdschock.com. http://wdschock.com/history/boatlist.htm. 
  9. 9.0 9.1 9.2 Caswell, Chris (December 1984). "New Boats - Schock 41". Yachting. https://books.google.com/books?id=QpuU2_vERnMC&pg=PA88. 
  10. Baltek Corporation (July 1983). "Contourkore balsa gives our boats much lighter, stronger construction". Cruising World. https://books.google.com/books?id=jB_G6kOxtX0C&pg=RA1-PA8. 
  11. Sailrite (2022). "Schock 41 Grand Prix". sailrite.com. https://www.sailrite.com/Schock-41-Grand-Prix-Sail-Data.