... engine Max.speed4400r/min Barrel Dia.(mm)Φ6,Φ6.5,Φ7,Φ7.5Φ8,Φ8.5,Φ9 Cam Dia.(mm)7,8 Cylinder No2,3,4 Cylinder cernter ... Lubrication WaySplit or forced lubr4ication Fuel pipe threadM12*1.5(M14*1.5) Installation WayFlange installation Halt measurementΦ46,Φ50,Φ68,Φ70 ...