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Ignition Timing

Ignition timing is nonadjustable. With engine at TDC of ignition strike, rotor aperture alignment mark must align with reference mark on distributor housing.

IGNITION TIMING (DEGREES BTDC @ RPM)

Application Degrees @ RPM
Coupe GT & 4000CS Quattro 8@750-850
5000S 6@750-850
Turbo Models
Auto. Trans. TDC@670-770
Man. Trans. TDC@670-850
Fig 1: Typical Ignition Timing Mark Location
G46519Courtesy of AUDI OF AMERICA, INC.