Crank Drive, Cylinder Block
Piston Rings
| Engine | 14 NV | 16 SV, C 16 NZ, | C 16 NZ2, 18 SV, C 18 NZ, |
|---|---|---|---|
| E 16 NZ, X 16 SZ | E 18 NVR, 20 NE, C 20 NE, | ||
| C 20 NEF, 20 SEH | |||
| Rectangular compression ring | |||
| Height mm | 1.5 | 1.2 | 1.5 |
| Gap mm | 0.3 to 0.5 | 0.3 to 0.5 | 0.3 to 0.5 |
| Tapered compression ring | |||
| Height mm | 1.5 | ||
| Gap mm | 0.3 to 0.5 | ||
| Oil scraper ring | |||
| Height mm | 3.0 | ||
| Gap mm | 0.4 to 1.4 1) | ||
| Ring gap offset | 180° 2) |
1) Steel band ring gap
2) Note that the upper steel band ring gap is offset 25 to 50 mm to the left and the lower 25 to 50 mm to the right relative to the intermediate ring gap.