Cabrio GLX L4-2.0L (ABA) (2001)
Piston Ring: Testing and Inspection
PISTON RING END GAP
-
Insert bare ring into cylinder.
-
Push down squarely on piston ring until it is approx. 15 mm from bottom edge of cylinder.
^
New:
1st Compression Ring: 0.20-0.40 mm (0.0078-0.0157 inch).
2nd Compression Ring: 0.20-0.40 mm (0.0078-0.0157 inch).
Oil Scraper Ring: 0.25-0.50 mm (0.0098-0.0197 inch).
^
Wear Limit:
1st Compression Ring: 1.00 mm (0.0390 inch).
2nd Compression Ring: 1.00 mm (0.0390 inch).
Oil Scraper Ring: 1.00 mm (0.0390 inch).
RING TO GROOVE CLEARANCE
-
Clean piston ring groove before checking
^
New:
1st Compression Ring: 0.02-0.05 (0.0008-0.0020 inch).
2nd Compression Ring: 0.02-0.05 (0.0008-0.0020 inch).
Oil Scraper Ring: 0.02-0.05 (0.0008-0.0020 inch).
^
Wear Limit:
1st Compression Ring: 0.15 (0.0059 inch).
2nd Compression Ring: 0.15 (0.0059 inch).
Oil Scraper Ring: 0.15 (0.0059 inch).