Custom DIYNO 851 Jet

First sea trial of the custom DIYNO 851 Jet. Designed by Jim Pauling Yacht Design and built by Caird Marine from a kit supplied by DIYNO Kitset Boats, Video show the boat cruising at 20 knots in perfect trim. Top speed was 36 knots. Hamilton jets speed prediction was 29 knots. The designers speed prediction was 33-34 knots so the boat is very efficient indeed.