BAMILL For MS390 M 90 029 039 Motor Engine 46mm Cylinder Piston Kit

Function: This is the complete engine motor suitable for STIHL M 90 MS310 MS390 029 039 Features: gives more power to STIHL 029 M 90 MS310 High temperature quenching and heat treatment to enhance the overall hardness more comfortable to use Large heat dissipation area can better maintain long-term operation The alloy material is coated with anti-corrosion paint the surface is smooth and the service life is greatly improved Specification: Material: Alloy Diameter: 46mm Packing list: Cylinder*1