Cylinder liner wear rate benchmark - 0.03–0.08 mm / 1000 h typical for 2-stroke; rising trend indicates oil or fuel issue.
Formula
$$ r_{wear} = w / h, \quad t_{rem} = (L - w) / r $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $w$ | Wear amount | mm | piston-ring gauge |
| $L$ | Scrapping limit | mm | maker manual |
Sources
- MAN ES Maintenance Manual.