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GK24 Owners' Association

technical

If anybody has done any modifications or upgrades to their boats and would like to share their thoughts, please email us at webmaster@gk24.org and we'll include it in this section

We now have a Forum for owners, crew or any one else to share experiences, boat woes and potential fixes.

New Chainplates for Masthead Rig
By Keith Fletcher

Instructions and PDF diagram of new masthead rig chainplates I just had made up, and then fitted to Slingshot to replace the pathetic & weedy Makefast V bolts, which I’m surprised have allowed the rig to stay up so long.
Last Updated ( Monday, 07 January 2008 )
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Masthead Rig Mast
Details of the new mast acquired for Chuckles Too from Z-Spars 2007
Last Updated ( Tuesday, 18 September 2007 )
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How to Tune your Rig
Reprinted from a public guide courtesy of Hall Spars.
Last Updated ( Tuesday, 18 September 2007 )
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GK24 Scale Drawings
By Keith Fletcher

You can download AutoCAD(.dwg) drawings of GK24 Slingshot or a low-res render in Acrobat(.pdf)

The ACAD drawing is pretty much to scale, but don't order sails or masts off it!!!
Last Updated ( Tuesday, 28 August 2007 )
 
Sailing Performance
By Mike James

The review here is written from the viewpoint of either cruising or racing the boat two up, or rarely with more crew, mostly Round The Island (of Wight) races.

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Vital Statistics
Definately 24ft - the rest we can debate!
Last Updated ( Friday, 17 August 2007 )
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Additional Strengthening to shroud Chainplates on Fractional rig GK24
Some GK24's suffer from slight dimples on the hull due to the forces put on the chainplates being transferred via a tie-bar to the hull sides. Even with this extra strengthening the chainplates and deck move and flex when the conditions become a little more challenging.
Last Updated ( Friday, 07 September 2007 )
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Improvement to shroud chain plate design for Masthead rig
Information supplied by Gordon Marshall of Going Koncern
Last Updated ( Friday, 07 September 2007 )
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Trailer
Gordon Marshall of GK24 Going Koncern has sent in plans for a road trailer. I have posted these as a reference for any one thinking of designing or building a trailer for a GK.
Last Updated ( Friday, 29 June 2007 )
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Hull Numbers
There are two numbers stamped on the transom of most GK24's. The first has the form SOU and a series of numbers, presumably the yard or build number.  This number is missing on some GK's, and it's location changes from boat to boat.
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