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Engine specifications

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2006 Audi TT, 2005 Audi TT, 2004 Audi TT, 2003 Audi TT, and 2002 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.
Engine code  AMU  ATC 
Manufactured from 10.99 07.98
No. of cylinder/valves per cylinder 4/5 4/5
Capacity ltrs 1.781 1.781
Power output kW @ RPM 165/5900 132/5500-6000
Torque Nm @ RPM 280/2200-5500 235/2000-4600
Bore mm 81.0 81.0
Stroke mm 86.4 86.4
Compression ratio 9.0:1 9.5:1
Engine code  AMU  ATC 
Injection/ignition Bosch Motronic Bosch Motronic
RON min. 98 1) premium unleaded (Super Plus) 98 1) premium unleaded (Super Plus)
Hydraulic valve lifters X X
On Board Diagnostic (OBD)   X X
Catalytic converter X X
Lambda closed-loop control X X
Exhaust gas recirculation - -
Turbocharger X X

1) Premium unleaded gasoline with 95 RON can also be used, but will cause a slight loss of power.