Suction Port Diameter: 2- / 50mm. Discharge Port Diameter:- 2- / 50mm. Rated Capacity: 36m-/h. Self-Priming Time: 70 s/4m. Maximum Head: 28m. Maximum Suction Head: 8m. Engine:- Macgen 5.5HP Petrol. Engine Type:- Four Stroke, Air Cooled, OHV Petrol. Displacement Capacity:- 163cc. Guaranteed Noise Level:- 102dBA. Fuel Tank Capacity:- 3.6L. Lubrication Oil: SAE 10W/30. Lubrication Oil Volume:- 0.6L. Dimensions (LxWxH): 466 x 376 x 398mm. Net weight:- 23kg