Pump is powerful and dependable and gets the job done quickly. Flow (GPH): 2,377, Engine: 2 Stroke, Engine Displacement (cc): 31, Engine Speed (RPM): 6,500, Max. Total Head (ft.): 23, Fuel Capacity (gal.): 1 / 4 2-stroke gas engine with EPA31cc6500 RPMDelivers 2377 GPH23-ft. max. suction head1/4-gallon fuel tank capacity1in. i...