Cylinder head, Cylinder head screws, <a href="https://garage.wiki/opel/engines/gasoline/straight-4/16-l/x-16-szr/74-hp-at-5200-rpm-128-nm-at-2800-rpm.html" title="Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM engine DIY maintenance and service manual">Opel gasoline straight-4 1.6 L X 16 SZR 74 HP at 5200 RPM, 128 N⋅m at 2800 RPM</a>, First stage

by Roman Paulov