Its water turbine is mounted on a swing arm so it can follow the waves. This jet boat would feature two lateral front swing arms designed with an internal torsion-type suspension system.

Yamaha’s 275SD brings to the water a commanding length and a 9-foot beam, plus a dominating 500 hp to rocket across the waves. This twin-engine jet boat resides at the apex of Yamaha product design, ...

Its very name, the Picnic Boat, bespoke the region's fanaticism for understatement, making a jet-powered $400,000 yacht sound almost quaint. Its cachet was assured when Martha Stewart bought one ...