Description : Honda gasoline pump SCR-50HX Pump Inlet / outlet Diameter 50/ 50 ( mm) Head 30 ( m) Suction 8 ( m) Flow 36 ( m3 / h) Speed 3600 ( rpm) Continuous working time of 2 hours 30 minutes Noise level ( muffler side) 85db ( A) Engine Total displacement 118 ( cm3) Bore × stroke 68 × 45 ( mm) Rated Power ( kw / rpm) Maximum torque ( ) Magnet ignition transistor ignition system Output shaft rotation counterclockwise ( from output end) Idle 1440 Size and weight Spark Plug BP6ES, BPR6ES ( NGK) W20EP-U, W20EPR-U ( DENSO) Length 485 ( mm) Overall width 380 ( mm) Overall height 380 ( mm) Net Weight ( kg)