Cylinder head, Cylinder head screws, <a href="https://garage.wiki/audi/engines/gasoline/v12/60-l/bht/444-hp.html" title="Audi gasoline V12 6.0 L BHT 444 HP engine DIY maintenance and service manual">Audi gasoline V12 6.0 L BHT 444 HP</a>, First stage

by Roman Paulov