... GS,EURO II Certification 4.Handle chain saw ModelNTYD-365Power typeSingle cylinder,two stroke,air-cooling gasoline engineDisplacement65.1ccRated output power3.4kwIdling ... speed2800r/mTwo stroke oil/gasoline mixing ration01:25Engine oil tank capacity770mlFuel tank capacity310mlGuide bar size20"Chain pitch3/8" G.W/ ... container725 pcs , 1526 pcs , 1789 pcs 65.1cc HUS365 Gasoline chain saw