Hispano-Suiza 9Vr 9V with reduction gear Hispano-Suiza 9Vb Hispano-Suiza 9Vbr variant of the 9Vb with reduction gear[2] Hispano-Suiza 9Vbrs variant of the 9Vb with reduction gear and supercharger Hispano-Suiza 9Vbs variant of the 9Vb with supercharger[2] Hispano-Suiza 9Vd variant of the 9V[2] Hispano-Suiza 9V-10 429 kW (575 hp) driving fixed-pitch propeller Hispano-Suiza 9V-11 as -10 but RH rotation Hispano-Suiza 9V-16 480 kW (650 hp) driving variable-pitch propeller, LH rotation Hispano-Suiza 9V-17 as -16 but RH rotation