... -5A 2.Single cylinder,air cooled,2-stroke 1.Gas water pumpThe technical specification of our range are mentioned below:Model ... :1E40F-5AEngine type:single cylinder,air-cooling,2-strokeMax.power:1.25kw/6500rpmDisplacement:43.0ccCarburetor:Diaphrgm typeIdling speed:2800~3200r/minMixture ... -cycle oilMixture fuel ratio:25:12.Part picture 43cc mini water pump CY-15 ,1.7HP