Cylinder head, Valve cover, All <a href="https://garage.wiki/opel/engines/diesel/straight-4/12-l/b-13-dtc/" title="Opel diesel straight-4 1.2 L B 13 DTC engine DIY maintenance and service manual">Opel diesel straight-4 1.2 L B 13 DTC</a> engines, Screws 1 – 18, First stage
by Roman Paulov