Cylinder head, Cylinder head screws, All <a href="https://garage.wiki/bmw/engines/gasoline/straight-6/20-l/m52-b20-206s4/" title="BMW gasoline straight-6 2.0 L M52 B20 (206S4) engine DIY maintenance and service manual">BMW gasoline straight-6 2.0 L M52 B20 (206S4)</a> engines, Aluminium engine block, First stage
by Roman Paulov