Gasoline engine water pump main feature: Dj series gasoline engine 4-stroke, ohv disigned, efficient and economical. Compact and light weight aluminium precision pressure casting pump housing convenient full frame easier to transport and carry. Large delivery volume and high delivery head. Long life durability. Reliable mechanical seal for long life service. Diesel engine water pump main feature: Dek series diesel water pumps are new single self-suction centrifugal pumps which are designed and manufactured by its technology imported from foreign. The pump body is assembled with aluminium alloy high pressure casting. They can serve as hydraulic pump, bilge pump, irrigation pump, water well pump, sprinkler pump and infusion pump etc. Our engine crankshaft of dek generator is made of 35crmoal, instead of 40cr. And our bearings of dek engines are nsk, ntn, crank pin bearings are from volkswagen. And we adopt oil seal with european technique in intake valve and exhaust valve, all the ru