Cylinder head, Cylinder head screws, All <a href="https://garage.wiki/opel/engines/gasoline/straight-4/12-l/a-12-xel/" title="Opel gasoline straight-4 1.2 L A 12 XEL engine DIY maintenance and service manual">Opel gasoline straight-4 1.2 L A 12 XEL</a> engines, First stage

by Roman Paulov