Motorcycle 77mm Air Cylinder Block For KX250F 2009-2016 11005-0110 Engine Pit Dirt Engine Cylinder Replacement air-cooled cylinder block designed for use with specified engine models.This 77mm cylinder is compatible with the KX250F from 2009 to 2016 and fits engine model number 11005-0110.Suitable for pit bikes and dirt bikes requiring a cylinder component.Constructed for direct installation into the engine case, this cylinder supports consistent performance in off-road applications.proper gaskets and hardware are used during installation for function.