"This Tsurumi Diaphragm Water Pump provides continuous dry operation for seepage dewatering. Handles sand, mud and sludge. Heavy-duty Honda GX120HX gas engine with oil sensor. U.S.A. Check Valve TPE, Start Type Recoil, Dimensions L x W x H in. 33 1/2 x 31 1/2 x 31, Engine Speed RPM 3,600, Discharge Port in. 2, Suction Port in. 2, Engine Type GX-120HX, Max. Total Head ft. 40, Fits Hose Dia. in. 2, Engine Honda, Low Oil Shutdown Yes, Fuel Capacity gal. 66, Flow GPH 3,000, Diaphragm TPE, Pump Housing Aluminum, Solid Handling in. 1 3/4, Run Time 3 hrs., HP 4, Engine Displacement cc 120. Durable TPE diaphragm and check valves for extended wear Balanced wheel and handle assembly provide easy handling Maximum pump operation speed of 2800 RPM 3000 GPH 50 GPM"