Piston Rings
WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
PISTON RINGS
| DESCRIPTION | SPECIFICATION | |
|---|---|---|
| Metric | Standard | |
| Ring Gap | ||
| Top Compression Ring | 0.40 - 0.55 mm | 0.015 - 0.021 in. |
| Second Compression Ring | 0.24 - 0.51 mm | 0.009 - 0.020 in. |
| Oil Control Rails | 0.15 - 0.66 mm | 0.0059 - 0.0259 in. |
| Side Clearance | ||
| Top Compression Ring | 0.04 - 0.09 mm | 0.001 - 0.0035 in. |
| Second Compression Ring | 0.04 -.08 mm | 0.001 - 0.0031 in. |
| Oil Control Rails | 0.06 - 0.21 mm | 0.002 - 0.008 in. |
| Ring Width | ||
| Top Compression Ring | 1.17 - 1.19 mm | 0.0460 - 0.0468 in. |
| Second Compression Ring | 1.17 - 1.19 mm | 0.0460 - 0.0468 in. |
| Oil Control Rails | 0.387 - 0.413 mm | 0.015 - 0.016 in. |