Farm Power Sprayer 1.Copper pump with brass pipe 2.Engine:139F 4 stroke 3.Good hermetic sealing 4.CE,CCC approval DS767A Farm Power SprayerTechnical Parameters of DS767A Farm Power Sprayer Engine139FType4-stroke,over head valve,1 cylinderDisplacement31cm3Bore* stroke39*26mmMax. output0.7kw/6500r/minMax. rotation with no load10,000rpmFuel consumption480g/kw.hCooling systemForce airIgnition ...