A8 Quattro Sedan V8-4.2L (BVJ) (2008)
/Page-844001.png)
Piston Ring: Testing and Inspection
Piston Ring End Gap, Measuring
Piston Ring End Gap, Measuring
-
Slide piston ring down from above at a right angle to cylinder wall until it is approximately 15 mm from bottom edge of cylinder.
-
When sliding in, use a piston without piston rings.
