Cylinder head, Cylinder head screws, <a href="https://garage.wiki/bmw/engines/gasoline/straight-4/18-l/m40-b18-184e1/111-hp.html" title="BMW gasoline straight-4 1.8 L M40 B18 (184E1) 111 HP engine DIY maintenance and service manual">BMW gasoline straight-4 1.8 L M40 B18 (184E1) 111 HP</a>, First stage

by Roman Paulov