Cylinder head, Cylinder head screws, <a href="https://garage.wiki/opel/engines/diesel/straight-4/19-l/f9q-770/79-hp.html" title="Opel diesel straight-4 1.9 L F9Q 770 79 HP engine DIY maintenance and service manual">Opel diesel straight-4 1.9 L F9Q 770 79 HP</a>, First stage

by Roman Paulov