Cylinder head, Valve cover, <a href="https://garage.wiki/bmw/engines/diesel/straight-6/30-l/n57-d30-b/308-hp.html" title="BMW diesel straight-6 3.0 L N57 D30 B 308 HP engine DIY maintenance and service manual">BMW diesel straight-6 3.0 L N57 D30 B 308 HP</a>

by Roman Paulov