Boat water-jet drive 300-500 hp
max. 450 hp | ULTRAJET 305
ULTRA Dynamics
higher thrust per horsepower when matched to modern engines in the
250 - 450 bhp range. The UJ305 is one of a range of high performance UltraJet drives developed for commercial, pleasure and military craft.
SINGLE STAGE design utilising four or five bladed impellers to match the
specified engine power at a range of input speeds.
The UltraJet 305 is derived from the Ultra and Dowty jet drive range used in military and commercial applications for almost forty years. The UJ305
incorporates an effi cient and robust axial fl ow pump, reverse and steering
controls, and has many of the same design features as used in the current
"UltraJet designs".
