This 4.2HP 50mm 500LPM Transfer Pump is ideal for transferring fuel quickly ? great for mobile bowser / tanks & empty fuel tanks. Its only suitable with diesel or biodiesel up to B30. Product Specifications: 4.2HP 4-stroke diesel engine Max Flow: 500LPM 50mm (2") ports Fuel Tank: 12.5L Total Head: 27m Suction Lift: 8m Weatherproof for outdoor use Do not run dry If used with a nozzle/valve as means of control, a pressure relief valve must be used or warranty will be void Manufacturers Model Number: EDP500DA