BOCK FK40/560 Nr.of.Cyl.: 4 Displacement: 554 Swept volumet(1450 rpm): 48.5 Weight(kg):33 Connection: (Discharge line DV: 28/11/8 Suction line SV:35/13/8 ) Oil charge Ltr.: 2 Inertia moment of the driving unit(kgm2): 0.0043 Lubrication: Forced lubrication Oil pump: Rotation independent