Engine Audi RT

The 2.0-liter 5-cylinder Audi 2.0 RT engine was assembled by the concern from 1988 to 1990 and was installed on some modifications of the popular 100 C3 model in the 44th body. This engine at one time could be equipped with both the K-Jetronic and KE-Jetronic injection systems.

The EA828 series includes: RT, KU, NF, NG, AAR, AAN.


Production years 1988-1990
Displacement, cc 1994
Fuel system K/KE-Jetronic
Power output, hp 115
Torque output, Nm 172
Cylinder block cast iron R5
Block head aluminum 10v
Cylinder bore, mm 81
Piston stroke, mm 77.4
Compression ratio 10.0
Features SOHC
Hydraulic lifters yes
Timing drive belt
Phase regulator no
Turbocharging no
Recommended engine oil 5W-40
Engine oil capacity, liter 4.5
Fuel type petrol
Euro standards EURO 1
Fuel consumption, L/100 km (for Audi 100 C3 1989)
— city
— highway
— combined
Engine lifespan, km ~340 000

The engine was installed on:

  • Audi 100 C3 (44) in 1988 – 1990.

Disadvantages of the Audi RT engine

  • All the main problems of this engine are related to the K / KE-Jetronic injection system;
  • The cause of unstable engine operation is usually air leakage or contamination of the idle valve;
  • The fuel pump is very afraid of dirt and a long drive with a small amount of fuel in the tank;
  • Also, a lot of engine breakdowns are associated with failures of the components of the ignition system;
  • After 200,000 km, hydraulic lifters often knock and require flushing or replacement.

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