BMW e30 320i e34 520i M20 2.0L M20B20 ENGINE MOTOR CYLINDER HEAD OEM 1277731
Used OEM BMW M20B20 engine cylinder head. BMW OE 11121277753. Small defect in combustion chamber (cylinder #2) (spark plug threads or valve seat not affected). Cast part number:1277731. One of intake valves is bent (cylinder #4).