Enhance engine performance with the 4955573 Engine Piston Kit, compatible with Cummins Engine B3.3, QSB3.3, and QSB4.5 models. Delivers reliable fit and durability, replacing part number 4944477 for optimal efficiency.
| PN | NAME | QTY |
|---|---|---|
| 4989510 | RETAINING RING | 2 |
| 4944443 | PISTON PIN | 1 |
| 4944477 | ENGINE PISTON | 1 |
| 5345253(Supersedes:4941138) | PISTON RING SET | 1 |
| -5345255 | COMPRESSION PISTON RING | 1 |
| -5345254 | COMPRESSION PISTON RING | 1 |
| -5345256 | OIL PISTON RING | 1 |