Cylinder head, Cylinder head screws, <a href="https://garage.wiki/opel/engines/diesel/straight-4/16-l/b-16-dtl/109-hp.html" title="Opel diesel straight-4 1.6 L B 16 DTL 109 HP engine DIY maintenance and service manual">Opel diesel straight-4 1.6 L B 16 DTL 109 HP</a>, Screws 1-10, First stage

by Roman Paulov