Checking ring to groove clearance
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Special tools and equipment
Work sequence
- Clean groove before checking.
| Piston ring |
|
Ring to groove clearance |
| |
|
New |
Wear limit |
| Compression rings |
mm |
0.06 to 0.09 |
0.20 |
| Oil scraper ring |
mm |
0.03 to 0.06 |
0.15 |