The CVB21.20 Moduline Aquadrive is designed for use with engines up to 200hp, or for commercial installations up to 130hp at 1700 shaft rpm. Used as a drive shaft alone the CV21 series shaft will take up to 270hp at 2500rpm. The maximum speed of the drive shaft is 8000rpm and the maximum speed of the thrust bearing is 2000rpm. 200hp is 150kW. 1hp is approximately 0.75kW.