Beetle L4-1781cc 1.8L Turbo (APH) (1999)
/Page-434003.png)
Fig. 2 Checking ring to groove clearance
Special tools and equipment
^
Feeler gauges
-
Clean groove before check.
Fig. 3 Checking piston
Special tools and equipment
^
Micrometer 75-100 mm
-
Measure pistons approx. 10 mm from lower edge of skirt, at 90° to piston pin axis.
Deviation from nominal dimension max.: 0.04 mm
