Engine lubrication, Oil sump, All <a href="https://garage.wiki/audi/engines/gasoline/straight-4/20-l/culb/" title="Audi gasoline straight-4 2.0 L CULB engine DIY maintenance and service manual">Audi gasoline straight-4 2.0 L CULB</a> engines, Oil sump top part, First stage

by Roman Paulov