1. Powered by MELLGA 4-stroke, OHV, air cooled gasoline engine; 2. High pressure casting aluminum alloy for pump body; 3. Vibration-proof design prolong the working life; 4. All water pumps have CE TUV EMC EPA approved. Specifications: Pump Model: MB25C Inlet/Outlet diameter 25.4mm Max Capacity 9 m3/h Max suction head 7m Engine: 2-stroke petrol engine with EPA Pump Model MB40 Inlet / outlet diameter 38mm(1.5") Max. capacity (m3 / hr) 16 Max. head (m) / (feet) 22 / 72.2 Self-priming time (s / 4m) 80 Max suction head (m) / (feet) 6 / 19.7 Engine Model M154P Type Air-cooled,4-storke gasoline Max output (hp / rpm) 2.66 / 3600 Displacement (cc) / (cu.in) 87 / 5.3 Fuel tank capacity (L) / (US.Gal) 1.7 / 0.45 Unit Dry weight (kg) / (lbs) 18 / 39.7 Dimensions (mm) / (inch) 435*330*320 17.1*13*12.6 Pump Model MB50C Inlet / outlet diameter 50mm(2") Max. capacity (m3 / hr) 36 Max. head (m) / (feet) 26 / 85.3 Self-priming time (s / 4m) 70 Max suction head (m) / (feet) 8 / 26.3 Engine Model M160P Type Air-cooled,4-storke gasoline Max output (hp / rpm) 4.75 / 3600 Displacement (cc) / (cu.in) 163 / 9.9 Fuel tank capacity (L) / (US.Gal) 3.6 / 0.95 Unit Dry weight (kg) / (lbs) 24.2 / 53.4 Dimensions (mm) / (inch) 445*375*383 17.5*14.7*15.0 Pump Model MB80C Inlet / outlet diameter 80mm(3") Max. capacity (m3 / hr) 50 Max. head (m) / (feet) 25 / 82 Self-priming time (s / 4m) 120 Max suction head (m) / (feet) 8 / 26.3 Engine Model M160P Type Air-cooled,4-storke gasoline Max output (hp / rpm) 4.75 / 3600 Displacement (cc) / (cu.in) 163 / 9.9 Fuel tank capacity (L) / (US.Gal) 3.6 / 0.95 Unit Dry weight (kg) / (lbs) 45 / 99.2 Dimensions (mm) / (inch) 510*375*443 20*14.7*17.4 Pump Model MB100C Inlet / outlet diameter 100mm(4") Max. capacity (m3 / hr) 96 Max. head (m) / (feet) 31 / 101.7 Self-priming time (s / 4m) 180 Max suction head (m) / (feet) 8 / 26.3 Engine Model M240P Type Air-cooled,4-storke gasoline Max output (hp / rpm) 7.15 / 3600 Displacement (cc) / (cu.in) 242 / 14.8 Fuel tank capacity (L) / (US.Gal) 6.0 / 1.58 Unit Dry weight (kg) / (lbs) 43.6 / 95.9 Dimensions (mm) / (inch) 610*480*539 24*18.9*21.2