Gasoline engine 3.7 and 4.2 l car Audi A8 D2

General information about 3.7 and 4.2 liter petrol engines
The cars are equipped with eight-cylinder V-shaped engines (V8) with liquid cooling. The engines are located longitudinally in the engine compartment. The...

Removal and installation the engine
Recommendations for engine removal Before you begin, please read the entire engine removal section carefully. If the engine is removed for repair, it is...

Poly V-belt
Fig. 3.2–16. Units driven by a poly V-belt: 1 – bolt, 35 Nm; 2 – fixing plate; 3 – spring; 4 – bolt, 25 Nm; 5 – flange nut, 10 Nm; 6 – poly V-belt tensioning...

Replacing the timing belt
Removal Warning: Before removing, mark the direction of rotation of the timing belt with chalk, marker or paint. If a used timing belt is installed with the...

Cylinder head
Warnings Fig. 3.2–32. Cylinder head: 1 – bolt, 10 Nm; 2 – fuel distributor; 3 – bolt, 20 Nm; 4 – bolt, 20 Nm; 5 – intake manifold; 6 – nut, 10 Nm; 7 – cylinder...

Valve mechanism
Turn the crankshaft by the crankshaft pulley mounting bolt in the direction of working rotation until one of the camshaft cams is installed with the...

Camshafts
Removal Remove the timing belt. Remove the cylinder head cover. Remove the camshaft pulley. Exhaust camshaft Unscrew the flange and the distributor bearing...

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