Model with Longitudinally Installed Engine
Tread variance for models with a longitudinally installed
engine, such as A4, A5, A6, A7, A8, Q5, Q7, ...
In this case, the variance between the front and rear axle
may not be more than 2 mm
Note
For all four wheels use only tires of the same co
Valve Guides, Checking
Special tools and workshop equipment
required
Dial Gauge Holder -VW387-
Dial Gauge - 0-10mm -VAS6079-
Procedure
Note
If the valve is replaced during repair, use the new valve
for measurement.
Due to different stem diameters, only use an intake valve in
the in