... tiller and seat. MODEL:AM151 (15HP) Engine PatternVertical, One Cylinder, Four Stroke, Diesel powered, Water-cooledModel1100Displacement(L)0.913Oil Consumption (g/ km ... Diameter(mm)340 MODEL:181 (18HP) Engine PatternVertical, One Cylinder, Four Stroke, Diesel powered, Water-cooledModel1105Displacement(L)1.194Oil Consumption (g/ km ...