Generator Set, Engine, Pumping Unit manufacturer / supplier in China, offering Zh490q 45kw 61HP 3000 Rpm High Speed 4-Cylinder Water Cooled Diesel Engine, High Speed 3000 Rpm Small Water-Cooled Diesel Engine for Firefighting/Mobile Air Compressors, Long Term Stable Output Fire Pump with 3000 Rpm Zh490 Four Cylinder Water-Cooled Diesel Engine and so on.