A8 Quattro Sedan V8-4.2L (BFM) (2005)
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‹› Grease the threads and head seating surface.
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Toothed Belt
‹› Before removing, mark the direction of rotation using chalk or a felt tip pen.
‹› Check for wear.
‹› Removing, refer to => [ Toothed Belt ] See: Toothed Belt.
‹› Installing, (adjusting valve timing), refer to => [ Toothed Belt ] See: Toothed Belt.
26
Eccentric Roller
27
Bolt, 45 Nm
28
Crankshaft Toothed Belt Gear
‹› There must be no oil on the contact surface between the toothed belt sprocket and the crankshaft.
‹› Only possible to install in one position.
29
200 Nm + 180° (1/2) additional turn
‹› Always replace.
‹› Do not add lubricant.
‹› Use the crankshaft holder (3242) for loosening and tightening.
‹› Install the crankshaft holder (3242) in the hole for the locking bolt in the upper oil pan, refer to => [ Toothed Belt. ] See: Toothed Belt.
30
Washer
‹› For the tension lever.
31
Tensioning Element