Designed for best efficiency ! Horizontal propshaft, new hydrodynamicPropshafthousing, z19 propshaft and no power-robbing beveled gears are the main features of the new STP-300SXR. All BravoXR-style Propellers are applicable. This will make it quite easy to find the right setup, to dial your boat in. The STP-300SXR is the perfect drive for cats and stepped V-hulls in single-, twin- or tripple installation. STP-300SXR standard can handle biggasoline engines up to 750HP. Pokerrun version can handle more than 1.000HP engines for real high speed boaters.