Cylinder head, Cylinder head screws, <a href="https://garage.wiki/opel/engines/diesel/straight-4/17-l/x-17-dt-tc4ee1/80-hp-at-4400-rpm-168-nm-at-2400-rpm.html" title="Opel diesel straight-4 1.7 L X 17 DT (TC4EE1) 80 HP at 4400 RPM, 168 N⋅m at 2400 RPM engine DIY maintenance and service manual">Opel diesel straight-4 1.7 L X 17 DT (TC4EE1) 80 HP at 4400 RPM, 168 N⋅m at 2400 RPM</a>, First stage

by Roman Paulov