1,output 7HP/3600rpm 2,4 stroke,OHV,215cc 3,Bore x stroke(mm)78x62 4,OEM is ... price, OEM SERVICE available ModelLF170F TypeForced air-cooled,4-stroke,OHV Bore×Stroke78×62mm Displacement215cc Compression ration8:5:1 Max.output ... ./G.W.20/22kg 20GP/40GP/40HQ500/1000/1000 7HP OHV 4-Stroke Small Gasoline/ Petrol Engine 170f