
Monaco Yacht Show 2026: The KOSHI 51GT at Port Hercule
Koshi Marine brought the KOSHI 51GT to the 2026 Monaco Yacht Show for four days of private viewings and sea trials at Port Hercule.
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How our carbon boats and parts are built, what they change on the water, and where you can see them next.

Koshi Marine brought the KOSHI 51GT to the 2026 Monaco Yacht Show for four days of private viewings and sea trials at Port Hercule.
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Which Koshi carbon air scoops and cowling panel kits fit your Mercury V8 or V10 outboard, which finishes are available, and how they are installed.
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Lighter, stiffer and faster. How Koshi Marine's patented full carbon construction shapes speed, range and handling, with the KOSHI 51GT as the example.
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