A tidbit for technology fans: the five-valve cylinder head of engine models with an engine displacement of 1.8 liters. With a chain (1) exhaust camshaft (4) driven by a toothed belt also drives the intake camshaft (2). Numeric «3» the three cams of the intake valves of the cylinder are marked. Numeric «5» Both exhaust cams of the same cylinder are shown.
Efficiency, sportiness, comfort - this is how you can characterize the various petrol engines in the A4: in the first place would be the extremely economical engine with a displacement of 1.6 liters, then the golden mean - with a displacement of 1.8 liters, accompanied by a sporty Turbo 1.8 liters and then the emphatically comfortable six-cylinder engine.
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