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Home >> Audi >> 2008 >> Q7 4.2 >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> 4.2L - Engine Mechanical - General & Technical Data - Engine Code: Bar >> 00 General, Technical Data >> Specifications >> Engine Data

Engine Data

Engine codes BAR
Displacement liter 4.163
Output kW at RPM 257/6800
Torque Nm at RPM 440/3500
Bore Dia. mm 84.5
Stroke mm 92.8
Compression ratio 12.5
RON 98 1)
Fuel injection and ignition system Bosch Motronic
Ignition sequence 1-5-4-8-6-3-7-2
Exhaust gas recirculation no
Turbocharger no
Knock control 4 sensors
Oxygen sensor regulation 4 sensors
Variable valve timing Intake and exhaust
Variable intake manifold yes
Secondary Air Injection System yes
Valve per cylinder 4
  • 1) Super unleaded RON 95 is permissible, although with reduced power.